Answer:
O The clothing company conducted a scientific investigation to communicate results to researchers, who then used the knowledge in a technological
design.
Explanation:
The products of scientific investigation are converted into technology for use engineers.
Engineering is the application of science to solve life problems. Science in itself is an inquiry into nature.
Science uses a series of methodical approaches to conduct investigations and researches. The product of the research is taken up by an engineer. The engineer deploys this into the right and applicable technology available. In the clothing company, the product of the investigation are relayed to the engineers who uses technological innovations to design a new tool for use.which is the graph of the function g(x) = f(-x)
To graph the function g(x) = f(-x), you can start with the graph of f(x) and then reflect it about the y-axis.
What is a graph of the function g(x) = f(-x)?To find the graph of the function g(x) = f(-x), we can start with the graph of the function f(x) and then reflect it about the y-axis.
If the graph of f(x) is symmetric with respect to the y-axis, meaning it is unchanged when reflected, then g(x) = f(-x) will have the same graph as f(x).
However, if the graph of f(x) is not symmetric with respect to the y-axis, then g(x) = f(-x) will be a reflection of f(x) about the y-axis.
In either case, the resulting graph of g(x) = f(-x) will be symmetric with respect to the y-axis.
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With weathering of the earth how do hurricanes/winter storms affect the Earths crusts
Answer:
Students use prior knowledge, a photo gallery, and a video to discuss what they already know about extreme weather on Earth and brainstorm and categorize a list of weather-related words and phrases. Then they identify the necessary conditions for weather events to occur, and the factors that affect extreme weather. Students organize information about weather events and conditions, identify patterns, and make connections between weather and climate.
C3H8(g) + 5 O2(g) ---->3 CO2 (g)+ 4H2O (g)
If the experiment contains 75.0 grams of O2, how many grams of H2O should be produced?
Answer: 33.75g H2O
Explanation:
75g O2 (1 mol O2/32g O2) (4 mol H2O/5 mol O2) (18g H2O/1 mol H2O) = 33.75g H2O
This is a stoichiometric calculation in which 75 is multiplied by 1, 4, and 18 (the top numbers), and then divided by (32 x 5 x 1), which are the bottom numbers.
Stoichiometry is super fun once you get the hang of it!!
Find the mass, in grams, of 4.10x1023 molecules of F2.
Answer:
25.88 g of F₂.
Explanation:
From the question given above, the following data were obtained:
Number of molecules of F₂ = 4.10×10²³ molecules
Mass of F₂ =?
From Avogadro's hypothesis,
1 mole of F₂ = 6.02×10²³ molecules
Next, we shall determine the mass of 1 mole of F₂. This can be obtained as follow:
1 mole of F₂ = 2 × 19 = 38 g
Thus,
38 g of F₂ = 6.02×10²³ molecules
Finally, we shall determine the mass of 4.10×10²³ molecules of F₂. This can be obtained as follow:
6.02×10²³ molecules = 38 g of F₂
Therefore,
4.10×10²³ molecules = 4.10×10²³ × 38 / 6.02×10²³
4.10×10²³ molecules = 25.88 g
Thus, 25.88 g of F₂ contains 4.10×10²³ molecules.
How many ATP will be generated from a triglyceride containing 16 carbon fatty acid chains?
A triglyceride containing a 16 carbon fatty acid chain can potentially yield approximately 98 ATP molecules through the process of beta-oxidation and subsequent energy production.
The number of ATP generated from a triglyceride containing 16 carbon fatty acid chains can be estimated through the process of beta-oxidation and subsequent energy production in the mitochondria.
For every cycle of beta-oxidation, a fatty acid chain is broken down into two-carbon units, which enter the citric acid cycle (also known as the Krebs cycle). During the citric acid cycle, high-energy electron carriers (NADH and FADH2) are produced.
These carriers then enter the electron transport chain (ETC), where ATP is generated through oxidative phosphorylation.
A general estimate is that each cycle of beta-oxidation produces around 14 ATP molecules. Since a 16-carbon fatty acid chain would undergo seven cycles of beta-oxidation (16/2 = 8 two-carbon units, but only seven cycles as the last cycle produces acetyl-CoA), we can approximate the ATP yield as 7 cycles × 14 ATP/cycle = 98 ATP.
However, it's important to note that this is a simplified estimation and the actual ATP yield can vary depending on factors such as the specific fatty acid chain and the efficiency of the metabolic pathways involved.
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Please help, its due today! I'll also make you brainiest (put them in an order that's simple, look at the picture and you'll see what I mean) Thank you and God bless! <33
On beaches there are often areas of grassy dunes where people are prohibited from walking. How do these protected areas preserve ecosystem services? Use the graphic organizer to categorize the following as either examples of land reclamation of protecting biodiversity.
Answer:
Preventing erosion – Land Reclamation
Protecting nesting areas – Protecting Biodiversity
Preventing littering – Land Reclamation
Preventing habitat disruption – Protecting Biodiversity
Protecting native species – Protecting Biodiversity
Preventing contamination of soil – Land Reclamation
Explanation:
I really hope I'm right! I tried my hardest, please give me brainliest :)
have a good day!
Determine the type of alcohol corresponding to each given description or name. 1-pentanol 3-ethyl-3-pentanol 2-hexanol An alcohol with two other carbons attached to the carbon with the hydroxyl group_____.An alcohol with one other carbon attached to the carbon with the hydroxyl group____.An alcohol with three other carbons attached to the carbon with the hydroxyl group____.
Answer:
1). 1-pentanol - Primary
2). 3-ethyl-3-pentanol - Tertiary
3). 2-hexanol - Secondary
4). Alcohol with two other carbons attached to the carbon with the hydroxyl group - Secondary
5). Alcohol with one other carbon attached to the carbon with the hydroxyl group - Primary
6). Alcohol with three other carbons attached to the carbon with the hydroxyl group - Tertiary
Explanation:
The distinct types of alcohol have been matched with the categories above as per their descriptions provided. In chemistry, alcohols have been categorized into three different categories namely primary, secondary, and tertiary.
In the primary type, those alcohols are involved in which there is an association of hydroxyl group to a primary atom of carbon along with a minimum of two atoms of hydrogen. Example; ethanol.
In the secondary type, the alcohols have an association of carbon atoms to hydroxyl with a single atom of hydrogen and has a formula of '-CHROH.' Example: 2 - propanol.
In the tertiary alcohols, here the association is between the hydroxyl group with the carbon atom that is saturated and possessing 3 atoms of carbon associated with it. It has a formula of '-CR2OH.' Example: 3-ethyl-3-pentanol, -tert -butyl alcohol, etc.
which of the following materials is a mixture?
a. compound
b. oxygen
c. water
d. fruit salad
Which of these is a pure substance and why? A Milk, because every portion of the matter is the same, and its components can only be separated chemically. B Coffee, because every portion of the matter is the same, and its components can only be separated chemically. C Salt water, because every portion of the matter is the same, and its components can only be separated chemically. D Carbon dioxide, because every portion of the matter is the same, and its components can only be separated chemically.
Answer:
d carbon dioxide
Explanation:
Carbon dioxide is a pure substance that is a compound (two or more elements bonded together).
please write the balanced equation for the following reaction:
AI3O3 (s) + C (s) + CI2 (g) = AICI3 (s) + CO (g)
The balanced equation for the reaction is as follows:
3 AI2O3 (s) + 3C (s) + 2CI2 (g) → 3AICI3 (s) + 3CO (g)
Combination reactions happen when two or more reactants come together to create a single product. In this instance, the reactants are chlorine gas, carbon, and aluminium oxide (AI2O3) (CI2). Aluminum chloride (AICI3) and carbon monoxide make up the final product (CO). Exothermic means that energy is released when the reactants come together in this reaction. Both heat and light are manifestations of this energy. The bonds between the atoms in the reactants are broken and new bonds between the atoms in the product are formed when the reactants combine. The reaction is exothermic because of the energy released during this process.
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Plants use sunlight to produce some ATP during photosynthesis. How do plants produce ATP when the Sun is not out?
Plants are secondary consumers.
Plants also use cellular respiration.
Plants extract ATP from the stars.
Plants are weak in the dark.
Answer:
The answer is
Plant also use cellular respiration
Answer:
B - Plants also use cellular respiration.
Explanation:
Did the test.
John Adams was the first US president to
Answer:
To live in the White House
Explanation:
While George Washington was in office, the white house was still in the stages of being built. Hence John Adams was the first president to reside and live in the White house.
Answer:
It's B to live in the white house.
Explanation:
I need help with these someone please i’ll give you extra
The number of moles of chlorine that are produced if 35.4 grams of aluminum chloride react is 0.37 moles.
The mass in grams of carbon tetrachloride that will be produced from 52.5 grams of Cl₂ is 28.47 grams.
The number of moles of oxygen that are produced if 22.8 grams of potassium chlorate decompose is
What moles of chlorine are produced?The number of moles of chlorine that are produced is calculated as follows:
Equation of reaction: 2 AlCl₃ + 3 F₂ --> 2 AlF₃ + 3 Cl₂
The molar mass of AlCl₃ = 143.5 g/mol
Moles of AlCl₃ that reacted = 35.4/143.5 moles
Moles of Cl₂ produced = 35.4/143.5 * 3/2
Moles of Cl₂ produced = 0.37 moles
The mass in grams of carbon tetrachloride produced will be:
Molar mass of Cl₂ = 71.0 g/mol
Molar mass of carbon tetrachloride = 154 g/mol
Moles of Cl₂ = 52.5/71 moles
Mass of carbon tetrachloride produced = 52.5/71 * 1/4 * 154
Mass of carbon tetrachloride produced = 28.47 grams
The number of moles of oxygen that are produced will be:
Equation of the reaction: 2 KClO₃ ---> 2 KCl + 3 O₂
The molar mass of KClO₃ = 122.5 g/mol
Moles of KClO₃ reacted = 22.8/122.5 moles
Moles of oxygen produced = 22.8/122.5 * 3/2
Moles of oxygen produced = 0.279 moles.
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In the ground state, the valence electrons of a krypton atom are found in
1. The first shell
2. The outermost shell
3. Both the nucleus and the first shell
4. Both the first shell and the outermost shell
Answer: 2. The outermost shell
Explanation:
In an elements ground state, its electrons have the least amount of energy that they could have so they stay in their shells. When Krypton is in this state therefore, its valence electrons will stay in the outermost shell.
As Krypton has a total of 36 electrons in this state, there will be 8 valence electrons and they will all be in the outer shell.
HELP ASAP DUE IN 5 MINUTES WILL GIVE BRAINLIEST
Energy is conserved within a system, meaning that forms of energy are either transferred or transformed as they interact with objects. Which of the statements below correctly describe how energy is transferred or transformed in daily life?
Group of answer choices
Kinetic energy transforms into thermal energy when a heating pad is turned on.
Electrical energy is transferred into light energy so that a flashlight generates light when it’s turned on.
Chemical energy in food is transformed into mechanical energy as our body rides a bicycle down the street.
Nuclear energy is transferred to electrical energy to provide electricity for our homes.
Answer:
i do believe it is C. Chemical energy in food is transformed into mechanical energy as our body rides a bicycle down the street. but if i am wrong plz don't come at me but i believe that is right
Explanation:
Answer:
i do believe it is C. Chemical energy in food is transformed into mechanical energy as our body rides a bicycle down the street. but if i am wrong plz don't come at me but i believe that is right
Explanation:
How many molecules of NaOH are there in 22 moles?
Answer:
i hope my answer help u :))
Explanation:
no , it will be 39.99711
which is the slope of a line that is perpendicular to the line that passes through the points (29, 24) and (3, 4)?
ph-dependent; a small change in ph produces a large change in the rate of the process. this is true not only for the many reactions in which the ion is a direct participant, but also for those reactions in which there is no apparent role for ions. the enzymes that catalyze cellular reactions, and many of the molecules on which they act, contain ionizable groups with characteristic values. the protonated amino and carboxyl groups of amino acids and the phosphate groups of nucleotides, for example, function as weak acids; their ionic state is determined by the ph of the surrounding medium.
when the ph of the medium changes, the ionization state of the active groups of the enzyme and its substrate also change, thus altering the rate of the reaction.
What is reaction?A response is an action that is made in response to an event. It can be physical, mental, or emotional in nature, and can range from positive to negative. Reaction can be used to express feelings such as joy, surprise, anger, disappointment, and even fear. It is most commonly seen in social situations, where people respond to one another and the environment around them. Reactions can also be seen in animals and other organisms, as they respond to their environment in order to survive. Reactions can help us to understand ourselves and the world around us, and can help us to make decisions and take actions.
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The "3" in CO32- means that
Answer:
The structure of the CO32– ion can be described in the Lewis formulation by these structures below. This means that a) two carbon-to-oxygen bonds are single bonds; the third is a double bond.
Why does an orange look orange?
Ο Α.
It reflects orange light and absorbs other colors.
O B. It absorbs orange light and reflects other colors.
C.
It reflects red and yellow light, only.
O D.
D. It absorbs red and yellow light, only.
Which major scientist major contribution was to develop the theory of evolution? (100 points)
Answer:
Alfred Russel Wallace
A chemist wants to make a 17.85 %(m/m) solution of NaCl using a only 50.0 g of the salt. How much water is needed to make the solution? Numerical answer only. No units.
The mass percentage is an important method which is used to calculate the concentration of a solution. The amount of water needed to add in order to make 17.85 % NaCl solution is 230.1 g.
What is mass percentage?The mass percentage of a component in a solution is defined as the mass in grams of that component present per 100 g of the solution. The term mass percentage is denoted as w/w. It is used to calculate the concentration of a binary solution.
Mass percentage = Mass of the component in the solution / Total mass of solution × 100
17.85 = 50.0 / 50.0 + x × 100
0.1785 (50.0 + x) = 50.0
8.925 + 0.1785 x = 50.0
0.1785 x = 41.075
x = 230.1 g
Thus the amount of water added to make the solution is 230.1 g.
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How many moles of water were lost if the amount of water lost was 0.456 grams? Do not include units and assume three significant figures in all numbers. Be sure to include the zero before the decimal if the number is less than one.
0.0253 mol H₂O
General Formulas and Concepts:Math
Pre-Algebra
Order of Operations: BPEMDAS
Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to RightChemistry
Atomic Structure
Reading a Periodic TableStoichiometry
Using Dimensional AnalysisExplanation:Step 1: Define
[Given] 0.456 g H₂O (water)
Step 2: Identify Conversions
[PT] Molar Mass of H - 1.01 g/mol
[PT] Molar Mass of O - 16.00 g/mol
Molar Mass of H₂O - 2(1.01) + 16.00 = 18.02 g/mol
Step 3: Convert
[DA] Set up: \(\displaystyle 0.456 \ g \ H_2O(\frac{1 \ mol \ H_2O}{18.02 \ g \ H_2O})\)[DA] Multiply/Divide [Cancel out units]: \(\displaystyle 0.025305 \ mol \ H_2O\)Step 4: Check
Follow sig fig rules and round. We are given 3 sig figs.
0.025305 mol H₂O ≈ 0.0253 mol H₂O
The initial pressure of 0.31 moles of gas in a drum is 742 torr. If gas is added to the drum and the final pressure is 759 torr, how many moles of gas are in the drum? Hint: for this problem, you do not have an equation in the Introduction section, but based on the relationship between pressure and volume, what can you determine about the relationship between pressure and the number of moles?
Answer:
0.32 mole
Explanation:
From the question given above, the following data were obtained:
Initial mole (n₁) = 0.31 mole
Initial pressure (P₁) = 742 torr
Final pressure (P₂) = 759 torr
Final mole (n₂) =?
The final mole of the gas in the drum can be obtained as follow:
P₁/n₁ = P₂/n₂
742 / 0.31 = 759 / n₂
Cross multiply
742 × n₂ = 0.31 × 759
742 × n₂ = 235.29
Divide both side by 742
n₂ = 235.29 / 742
n₂ = 0.32 mole
Thus, the final mole of the gas in the drum is 0.32 mole
Homework . Answered
Identify the name (not chemical symbol) of the main group element in period 5 and group 3A
Type your answer and submit
We have that the name (not chemical symbol) of the main group element in period 5 and group 3A is
Metalloid boron (B)
From the Question we are told that
The element belongs to
Period 5 and group 3A
Generally
Group 3A of the periodic table includes the metalloid boron (B), aluminum (Al), indium (In), and thallium (Tl) gallium (Ga),
Period 5 is possessed by the metalloid boron (B) of the Group 3A
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Which chemical in the following reaction is a base? HCl+NaOH->NaCl+H20
Answer:
\(\text{NaOH}\)Explanation:
Here, we want to get the base in the chemical reaction
By definition, a base ioznizes to give the hydroxide ion
It is the source of the hydroxide ion in the chemical reaction
According to the chemical reaction shown in the question, Sodium Hydroxide is the source of the hydroxide ion and thus is the base in the chemical reaction
How many molecules are in 6.5 moles of hydrochloric acid, HCl?
Answer:
There are two moles HCl formed for each mole of Cl2, hence 2 x 0.141 = 0.282 moles HCl is produced. = 0.282 x (1.008 + 35.45) = 10.3 g. (1.)
Identify what kind of ligand (weak or strong), what kind of wavelength (long or short), what kind of spin (high spin or low spin) and whether it is paramagnetic or diamagnetic for the following complexes.
a. [Co(NH3)6]3+
b. [Rh(en)3]2+
c. [Fe(NO2)6]3-
Answer:
See explanation
Explanation:
Whether a ligand is strong or weak highly depends on its position in the spectrochemical series. Ligands that are found towards the left hand side of the series are weak field ligands while ions that occur towards the right hand side of the series are strong field ligands. The spectrochemical series is an arrangement of ligands in order of increasing magnitude of crystal field splitting.
Most of the strong field ligands have strong pi bonds and are capable producing greater crystal field splitting.
NH3, an and NO2 are all strong field ligands hence they produce long wavelengths and lead to the formation of diamagnetic complexes.
From the dropdowns, identify whether the compound contains ionic bonds, covalent bonds, or both. a) CBr4 [ Select ] b) copper(II) sulfate [ Select ] c) N2O3 [ Select ] d) phosphorous trichloride
Answer:
a) Covalent bonds
b) Covalent and ionic bonds
c) Covalent bonds
d) Covalent bonds
Explanation:
Metals and non-metals form ionic bonds (electrons are transferred), whereas nonmetals and nonmetals form covalent bonds.
Identify whether the compound contains ionic bonds, covalent bonds, or both.
a) CBr₄. C and Br are nonmetals. Thus, they form covalent bonds.
b) copper(II) sulfate. Sulfate contains S and O (nonmetals), which are bonded through covalent bonds. Sulfate is bonded to copper (metal) through an ionic bond.
c) N₂O₃. N and O are nonmetals. Thus, they form covalent bonds.
d) phosphorous trichloride. P and Cl are nonmetals. Thus, they form covalent bonds.
A 25 ml sample of 1.2 molar potassium chloride mix with 15 ml of 0.90 molar barium nitrate solution and precipitate reaction occurs twice case LX + BA no3s aqueous bacl2 solid + 2ks what is the practical yield percentage yield mass is 2.45 g