Why is our mindset more important when you try to learn remotely than when you are learning face to face?

Yo,

In Geranium plant life red vegetation is given by using the allele R this is dominant (so RR or Rr ) genotype will produce crimson plant life.

If we communicate approximately the connected punnet square which i took from the workout e book, you could see that there was a cross made among vegetation with heterozygous genotype for red flora.

P1: Rr X Rr

Gametes: R: r : R : r

F1: RR: Rr: Rr: rr

so there is three: 1 in F1 offspring for red to white plant life.

Now the query is set f2 technology, while we cross F1 generation suppose we do a move of Rr and rr from F1 generations allow us to see what takes place.

F1: Rr: rr

Gametes: R: r: r: R

F2 : Rr : rr: Rr: rr

Rr: purple flowers

rr: White flora:

So the ratio in F2 era might be 2 crimson : 2 white. Please see connected punnet squares (first one for query) and the second of F1 move for better know-how.

I'm hoping that this will benefit you, so from my assumption and study it'd be 2 crimson : 2 white, if this is indeed the one i'm thinking of since nothing else was provided, if not please correct me.

Answer: 2 red : 2 white

Explanation:

I know

Answer:That's 25.8 g of calcium carbonate In 100 g of the sample.

Explanation:

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Answer:

One factor that affects that affects the direction of the current is the direction of motion of the wire

Explanation:

According to Fleming's right hand rule when a conductive wire which is within a circuit is moved through a magnetic field, due to Faraday's law of electromagnetic induction an electric current is induced in the wire such that the direction of motion of the wire, the direction of the magnetic field and the direction of the electric current are perpendicular to each other such that if the right hand has the thumb middle finger and the index finger held perpendicular to each other

The motion of the wire being in the direction of the wire

The first or index finger points in the direction of the magnetic field

The middle finger points in the direction of the induced electric current

Therefore, the direction of the the current depends on the direction of motion of the wire.

If 1.44 moles of HCl is consumed in the chemical reaction, 52.4064 grams of HCl are consumed.

The number of grams of HCl consumed can be calculated by multiplying the number of moles of HCl chemical by its molar mass. The molar mass of HCl is 36.46 g/mol.

So, to find the number of grams of HCl consumed, we can use the following formula:

= grams of HCl

= moles of HCl × molar mass of HCl

Putting the values, we get:

= Grams of HCl

= 1.44 moles × 36.46 g/mol

= 52.4064 g

Therefore, 1.44 moles of HCl is equivalent to 52.4064 grams of HCl.

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Answer:

1. They are made up of two or more Pure substances that are not chemically bonded together and appear non-uniform

Explanation:

edge2020 :)

Heterogenous mixtures are made up of two or more substances that are not chemically bounded together  and which appear non-uniform.

Heterogenous mixtures is defined as a type of mixture where in the composition is not uniform throughout the mixture.It consists as two or more phases. The phases are chemically distinct from each other.

As there are two or more phases present in heterogenous mixtures they can be separated by solvent extraction where in one phase is miscible with the solvent and the other phase is immiscible.

Components of a heterogenous mixtures are distinctly visible . There are two types of heterogenous mixtures, the colloids and the suspensions.These two vary with each other with respect to particle size.

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Answer:

Float a few ping pong balls in your water tub. The slightest breeze will create waves in the water and keep a solid layer of ice from forming for a lot longer.

To convert the temperature from Celsius to Fahrenheit, we use the formula:

°F = (°C x 1.8) + 32

Substituting the given value, we get:

°F = (38.5 x 1.8) + 32

°F = 101.3

Therefore, the temperature in degrees Fahrenheit is 101.3°F.

The answer is d. 101.3°F.

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(a) diameter of beaker: Vernier caliper

(b) mass of sugar: weighing balance

(c) volume of alcohol: volumetric flask

(d) temperature of air: Thermometer

A laboratory instrument is a tool used in scientific research, experiments, or analysis to measure, monitor, or analyze various parameters, properties, or quantities. These instruments are specifically designed to provide accurate and precise measurements in a controlled laboratory environment.

Here are explanations of the laboratory instruments mentioned:

1. Vernier caliper: A Vernier caliper is a measuring instrument used to measure dimensions such as length, diameter, or thickness with high precision. It consists of an outer scale and a sliding inner scale, allowing for precise measurements. The caliper can be used to measure the diameter of a beaker by gently placing the beaker between the jaws of the caliper and reading the measurement from the scales.

2. Weighing balance: A weighing balance, often referred to as a scale, is used to measure the mass of an object or substance. It provides an accurate measurement of weight by balancing the object being measured against known weights. To measure the mass of sugar, you would place the sugar on the weighing pan or platform of the balance and read the displayed mass.

3. Volumetric flask: A volumetric flask is a glass container used to measure and hold a specific volume of liquid. It has a precise volume calibration mark etched on its neck, indicating the intended volume. To measure the volume of alcohol, you would use a volumetric flask of the appropriate size, add the alcohol to the flask up to the calibration mark, and ensure that the meniscus of the liquid aligns precisely with the mark.

4. Thermometer: A thermometer is an instrument used to measure temperature. It typically consists of a glass tube with a calibrated scale and a temperature-sensing element, such as mercury or a digital sensor. To measure the temperature of the air, you would place the thermometer in the air and allow it to equilibrate, then read the temperature indicated on the scale or display.

[Original question attached]

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Answer:

0.251 L

Explanation:

convert grams of solute to moles of solute using molar mass

13.3 g LiCl / 42.39 g LiCl gives 0.314 moles of LiCl

Molarity = moles / liter

rework this to solve for liters, which is

moles/molarity = liter

0.314 mol/1.25M = 0.251

Answer:

Hexaflourine Pentaiodide?

Explanation:

f = flourine (6 = hexa)

i = iodine (5 = penta) + ide

Answer:

ffff

Explanation:

Litmus is an example of an indicator, a substance that changes color depending on its pH (pH is a measure of the concentration of protons, or H+ ions). In the Titration Gizmo™, you will use indicators to show how acids are neutralized by bases, and vice versa.

To begin, check that 1.00 M NaOH is selected for the Burette, Mystery HBr is selected for the Flask, and Bromthymol blue is selected for the Indicator.

Calculate: Concentration is measured by molarity (M), or moles per liter. Brackets are also used to symbolize molarity. For example, if 0.6 moles of HNO3 are dissolved in a liter of water, you would say [HNO3] = 0.6 M.

Because HNO3 is a strong acid, it dissociates almost completely in water. That means the concentration of H+ is very nearly equal to that of HNO3.What is [H+] if [HNO3] is 0.01 M? 0.01 M

The pH of a solution is equal to the negative log of H+ concentration: pH = –log[H+]

Describe: The equation for the reaction of nitric acid (HNO3) and sodium hydroxide (NaOH) is shown on the bottom right of the Gizmo.

Measure: A titration can be used to determine the concentration of an acid or base by measuring the amount of a solution with a known concentration, called the titrant, which reacts completely with a solution of unknown concentration, called the analyte. The point at which this occurs is called the equivalence point.

Explain: A titration curve is a graph of pH vs. volume of titrant. The graph at right shows a typical titration curve for the titration of a strong acid by a strong base. (A strong base is one that has relatively high dissociation in water.)

According to theBrønsted-Lowry definition, an acid is a substance that is capable of donating a proton to another substance. A base is a substance that accepts protons. When an acid and a base are combined, the acid is neutralized as the base accepts the protons produced by the acid.One way to determine if a solution is acidic or basic is to use litmus paper, as shown above. There are two types of litmus papers: red and blue.How does litmus paper indicate an acid? Both strips turn red.

Answer:Wave frequency is related to wave energy. Since all that waves really are is traveling energy, the more energy in a wave, the higher its frequency. The lower the frequency is, the less energy in the wave. ... When it comes to light waves, violet is the highest energy color and red is the lowest energy color.

Explanation:

Answer:

3.02

Explanation:

Answer:

The answer is d. induced dipole-induced dipole

Explanation:

I did the test.

Answer:

D: induced dipole-induced dipole

Explanation:

Answer:

(C) The bottoms of some frying pans are made of copper.

Explanation:

As metal have the property that they can conduct heat within them , hence the bottom of frying pans are made of copper so that they can conduct much of the heat and use it for the cooking efficiently.

Answer:

94.4 Psi

Explanation:

Given that;

P1 = 105 psi

T1 = 25˚C + 273 =  298 K

P2 = ?

T2 = – 5˚C + 273 = 268 K

P1/T1 = P2/T2

P1 T2 = P2T1

P2 = P1T2/T1

P2 = 105 * 268/298

P2= 94.4 Psi

From the options that we have in the question, the value that shows that there is more B is K=\(1*10^6\)

The equilibrium constant is a dimensionless number that is unaffected by the initial reactant and product concentrations. The proportion of the forward reaction rate to the reverse reaction rate at equilibrium is represented by this.

Understanding and predicting how chemical reactions will behave under equilibrium conditions depends heavily on the equilibrium constant, a key notion in chemical equilibrium.

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Missing parts;

For the reversible reaction. A(g) = B(g). which K values would indicate that there is more B then A at equilibrium? a)\(K=7*10^-9\). b)K=4000. c)K=0.2. d)K=\(1*10^6\)

Answer:

1)more

2) increase

3)less

4)decrease

Explanation:

Oxidation can be regarded as process involving loss of electrons when a reaction is taking place by an atom or molecule, atom as well as ion. Oxidation do take place as when there is increase in oxidation state of a molecule as well as atom or ion. Reduction which is opposite process takes place as a result of gain in electrons, or when there is decrease in oxidation state of an atom as well as molecule, or ion. Oxidation number gives the the number which is been allocated to elements during a reaction of chemical combination. It gives the count of sharable electrons for an atoms or electron it can gain or loose as chemical bonding is taken place.

It should be noted Oxidation, or the loss of electrons, will result in an element becoming more positive. This element will show an increase in oxidation number. Reduction, the gain of electrons, will cause an element to become less positive and the element will show a decrease in oxidation number.

If you apply unbalanced forces to an object, It will change position; option A.

Forces are agents which cause a change in the position or state of an object.

According to Newton's third law of motion, for every action, there is an equal but oppositely-directed force.

The movement or change in position of object is due to applied forces.

When there are unbalanced forces, the object on which the force is acting on will tend to change position in the direction of the unbalanced force.

In conclusion, forces cause changes in position and state of objects.

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Answer:

0.690 liters is the volume of hydrogen gas produced if 2.00 grams of zinc is used with an excess of hydrochloric acid.

Explanation:

Zn(s)+2HCl(aq)\rightarrow ZnCl_2(aq)+H_2(g)Zn(s)+2HCl(aq)→ZnCl2(aq)+H2(g)

Mole so zinc = \frac{2.00}{65 g/mol}=0.03077 mol65g/mol2.00=0.03077mol

According to reaction, 1 mole of zinc gives 1 mole of hydrogen gas.

Then 0.03077  mole of zinc will give :

\frac{1}{1}\times 0.03077 mol=0.03077 mol11×0.03077mol=0.03077mol of hydrogen gas

Pressure of hydrogen gas ,P= 1 atm

Temperature  of of hydrogen gas ,T= 273.15 K

Volume of hydrogen gas = V = ?

Moles of hydrogen gas = 0.03077 mol

PV = nRT (Ideal gas equation )

V=\frac{nRT}{P}=\frac{0.03077 mol\times 0.0821 atm L/mol K\times 273.15 K}{1 atm}V=PnRT=1atm0.03077mol×0.0821atmL/molK×273.15K

V = 0.690 L

The total mass of the product will be 137 grams.

From the equation of the reaction:

\(Zn + 2HCl --- > ZnCl_2 + H_2\)

Mole of 130 grams of Zn = 130/65 = 2 moles

Equivalent mole of \(ZnCl_2\) = 1 mole = 1 x135 = 135 grams

Equivalent mole of \(H_2\) = 1 mole = 1 x 2 = 2 grams

Total mass of the products = 135 + 2 = 137 grams.

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Answer:

i have a link to quizlet for it

Explanation:

The majority of the energy released in citric acid cycle reactions is conserved in the form of adenosine triphosphate (ATP).

What is citric acid cycle?
The Krebs cycle, also referred to as the TCA cycle or the citric acid cycle (CAC), is a set of chemical reactions that releases stored energy by oxidising acetyl-CoA, which is inferred from carbohydrates, fats, as well as proteins. Organisms a certain respire (as compared to organisms a certain ferment) use the Krebs cycle to produce energy, either through anaerobic or aerobic respiration. The cycle additionally supplies the reducing agent NADH and precursors of a few amino acids that are needed in a variety of other reactions. It may have originated abiogenically and became one of the earliest elements of metabolism given its central role in many biochemical pathways.

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During the electrolysis of an aqueous solution of NaBr, water is also present in the solution along with NaBr.

Therefore, the products formed at the electrodes depend on the reduction and oxidation potentials of both the ions present in the solution as well as water.At the cathode (negative electrode), water can be reduced to hydrogen gas (H2) or sodium ions (Na+) can be reduced to sodium metal, depending on their reduction potentials. In this case, the reduction potential of water (-0.83 V) is less than that of Na+ ions (-2.71 V), so water is reduced to hydrogen gas 2H2O + 2e- → H2 + 2OH-At the anode (positive electrode), the Br- ions present in the solution can be oxidized to form Br2 molecules or water can be oxidized to form oxygen gas (O2) and hydrogen ions (H+), depending on their oxidation potentials. In this case, the oxidation potential of Br- (-1.07 V) is greater than that of water (-1.23 V), so Br- ions are oxidized to form Br2 molecules:

2Br- → Br2 + 2e-Therefore, the final products of the electrolysis of NaBr solution are hydrogen gas (H2) at the cathode and bromine gas (Br2) at the anode.

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Answer:

malleable

Explanation:

The image represent in malleable property of metal.

The image possibly represents the photoelectric effect of a metal, which is when it emits electrons after being exposed to electromagnetic radiation. Metals are also characterized by physical properties such as conductivity, malleability, metallic luster, and metallic bonding.

Based on your question, the image possibly represents the photoelectric effect, a key property of metals. This phenomenon occurs when a metal surface exposed to electromagnetic waves of a certain frequency absorbs radiation and emits electrons. These emitted electrons are called photoelectrons. Metals can also exhibit free electron model behavior, where electrons freely roam within the metal structure.

Metals possess unique physical properties like conductivity, malleability, and metallic luster. Malleability refers to the metal's ability to deform without breaking, while conductivity refers to the metal's ability to transfer heat or electricity. A metallic luster gives metals their characteristic shiny appearance.

Finally, metals are also known for their metallic bonding—a unique force that holds together the atoms within a metallic solid. Metallic bonding gives rise to many useful and varied bulk properties of metals.

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The rate order with respect to Hb is 0 and the rate order with respect to CO is 1.

The rate order of a reaction with respect to a particular reactant describes how the concentration of that reactant affects the rate of the reaction. The rate orders can be determined by analyzing the initial rate of the reaction at different concentrations of each reactant.

In this case, the initial rate was measured at different concentrations of Hb and CO. By comparing the initial rates at different concentrations of each reactant, the rate orders can be determined.

Based on the given data, the rate of the reaction is directly proportional to the concentration of CO and independent of the concentration of Hb.

Therefore, the rate order with respect to CO is 1 and the rate order with respect to Hb is 0. This means that the rate of the reaction is dependent on the concentration of CO and not on the concentration of Hb.

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Option a) is correct - if the volume of this reaction at chemical equilibrium is increased, the reaction will shift to the left in the direction of the reactants.

When considering the effect a change in volume or pressure will have on the system that is in chemical equilibrium, it is very important to take into account the aggregate state of all the reaction components. The rule is that the increase in volume will result in the reaction shifting in the direction with more gaseous particles.

So, we analyze our reaction - on the left side we have 5 gaseous particles in total (3 hydrogen sulfide molecules and two oxygen molecules). On the right side, we have either two (if the water is liquid) or four (if the water is also in the vapor phase).

Since we have more molecules in the gaseous phase on the left side of the reaction, if we increase the volume, the reaction will shift to the left, in the direction of the reactants (option a).

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