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34m

What is the Ksp for mercury (I) carbonate (Hg2CO3) if a saturated solution of Hg2CO3 has a concentration of Hg2+ equal to 4.2×10−6 M?

What is the Ksp for mercury (I) carbonate (Hg2CO3) if a saturated solution of Hg2CO3 has a concentration of Hg2+equal to 4.2×10−6 M?Hg2CO3(s)↽−−⇀2Hg+(aq)+CO2−3(aq)

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Chemistry

34m

What is the Ksp for mercury (I) carbonate (Hg2CO3) if a saturated solution of Hg2CO3 has a concentration of Hg2+ equal to 4.2×10−6 M?

What is the Ksp for mercury (I) carbonate (Hg2CO3) if a saturated solution of Hg2CO3 has a concentration of Hg2+equal to 4.2×10−6 M?Hg2CO3(s)↽−−⇀2Hg+(aq)+CO2−3(aq)

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Chemistry

2h

What is the Ksp for the following equilibrium if zinc phosphate has a molar solubility of 1.53×10−7 M?

What is the Ksp for the following equilibrium if zinc phosphate has a molar solubility of 1.53×10−7 M?Zn3(PO4)2(s)↽−−⇀3Zn2+(aq)+2PO3−4(aq)

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Chemistry

10h

If 6.02 grams of pentane is combusted with 7.52 grams of oxygen, how many grams of water are produced ?

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Chemistry

1d

If the molar mass of nicotine is 162.3g/mol, what is its molecular formula?

The empirical formula for nicotine is C5H7N if that is of any assistance.

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Chemistry

1d

How could you manipulate a solution in a lab to form more precipitate? Select all that apply

How could you manipulate a solution in a lab to form more precipitate? Select all that applyHeat the solution. Remove the solid from the solution as it forms. Add more solid to the solution.Add... more

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Chemistry

1d

For the following equilibrium, if the concentration of the sulfate ion is X, what will be the molar solubility of strontium sulfate?

For the following equilibrium, if the concentration of the sulfate ion is X, what will be the molar solubility of strontium sulfate?SrSO4(s)↽−−⇀Sr2+(aq)+SO2−4(aq)

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Chemistry

1d

Calculate the molar solubility of lead (II) chloride (PbCl2) in a 0.010M solution of lead (II) nitrate (Pb(NO3)2). The Ksp of PbCl2 is 1.2×10–5

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Chemistry

1d

How many grams of NaCl are needed to produce 500. mL of 1.66 M NaCl solution?

I know that the answer should be 48.6 grams if that helps any.

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Chemistry

1d

For the reaction, calculate how many moles of the product form when 2.45 mol of O2 completely reacts. Assume that there is more than enough of the other reactant. 2H2(g)+O2(g)→2H2O(l)

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Chemistry

1d

How many ounces of 20% hydrochloric acid and 70% of hydrochloric acid must be mixed to make 20 ounces of 50% hydrochloric acid?

What equations can you create to solve this problem?

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Chemistry

1d

Conversion of butanone to 2-butene reaction in two step

Conversion of butanone to 2-butene reaction

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Chemistry

2d

What’s the formula for hypsulfite

about Polyatomics an elements compounds an formulas

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Chemistry

2d

Baseball wavelength

A pitcher throws a ball at 60 miles per hour. the batter hits it and sends it flying away from him at 40 miles per hour. Is the deb Broglie wavelength longer before or after the ball is hit and why?

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Chemistry

2d

Which gas is faster?

If I have a 100 ml flask of oxygen gas at 300k and 1 atm, and a 200 ml flask of hydrogen gas at 200k and 2 atm, which is faster and why?

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Chemistry

2d

why is there a difference between the actual yield and the theoretical yield?

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Chemistry

2d

Calculate the boiling point of a 8.25 m aqueous solution of ethanol.

I originally attempted to solve this problem (as shown below), but it is not right. How can I correctly calculate the boiling point?My attempt:The normal boiling point for ethanol is 78.4° C and... more

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Chemistry

3d

At 1 atm, how much energy is required to heat 51.0 g of H2O(s) at –12.0 °C to H2O(g) at 119.0 °C?

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Chemistry

3d

What type of reaction is this:Mg(s) + 2H+(aq) --> Mg2+(aq) + H2(g)Oxidation-ReductionCombustionPrecipitationAcid-Base Neutralization

a Oxidation-Reductionb Combustionc Precipitationd Acid-Base Neutralization

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Chemistry

3d

A sample of methane gas occupies 4.60 L of space at 21.0 ℃. If the pressure remains constant, at what temperature will the gas occupy 2.30 L of space

I want to know the formula to doing it thank you very much

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Chemistry

4d

Polymers are often made from compounds extracted from petrochemicals. What are the environmental impacts of using these compounds?

Please help me with organic chemistry!Thanks!

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Chemistry

4d

Polymer research is expensive and often does not result in a successful product.

What is the benefit to companies doing polymer research? What are the risks of polymer research?Thanks!

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Chemistry

4d

Look in the description for the answer please

4. What are the first two quantum numbers for the electrons located in subshell 4d?5. What are the first three quantum numbers for the electrons located in subshell 2s?6. How many... more

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Chemistry

4d

What factors contributed to the early success of nylon and neoprene?

Organic chemistry please help!

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Chemistry

4d

Organic chemistry question about polymers

Nylon is a synthetic polymer, but the chemical bond between the monomer units is the same type of bond that links the monomer units in silk, hair, and wool. These natural polymers are proteins made... more

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chemistry

What is the Ksp for mercury (I) carbonate (Hg2CO3) if a saturated solution of Hg2CO3 has a concentration of Hg2+ equal to 4.2×10−6 M?

What is the Ksp for mercury (I) carbonate (Hg2CO3) if a saturated solution of Hg2CO3 has a concentration of Hg2+ equal to 4.2×10−6 M?

What is the Ksp for the following equilibrium if zinc phosphate has a molar solubility of 1.53×10−7 M?

If 6.02 grams of pentane is combusted with 7.52 grams of oxygen, how many grams of water are produced ?

If the molar mass of nicotine is 162.3g/mol, what is its molecular formula?

How could you manipulate a solution in a lab to form more precipitate? Select all that apply

For the following equilibrium, if the concentration of the sulfate ion is X, what will be the molar solubility of strontium sulfate?

Calculate the molar solubility of lead (II) chloride (PbCl2) in a 0.010M solution of lead (II) nitrate (Pb(NO3)2). The Ksp of PbCl2 is 1.2×10–5

How many grams of NaCl are needed to produce 500. mL of 1.66 M NaCl solution?

For the reaction, calculate how many moles of the product form when 2.45 mol of O2 completely reacts. Assume that there is more than enough of the other reactant. 2H2(g)+O2(g)→2H2O(l)

How many ounces of 20% hydrochloric acid and 70% of hydrochloric acid must be mixed to make 20 ounces of 50% hydrochloric acid?

Conversion of butanone to 2-butene reaction in two step

What’s the formula for hypsulfite

Baseball wavelength

Which gas is faster?

why is there a difference between the actual yield and the theoretical yield?

Calculate the boiling point of a 8.25 m aqueous solution of ethanol.

At 1 atm, how much energy is required to heat 51.0 g of H2O(s) at –12.0 °C to H2O(g) at 119.0 °C?

What type of reaction is this:Mg(s) + 2H+(aq) --> Mg2+(aq) + H2(g)Oxidation-ReductionCombustionPrecipitationAcid-Base Neutralization

A sample of methane gas occupies 4.60 L of space at 21.0 ℃. If the pressure remains constant, at what temperature will the gas occupy 2.30 L of space

Polymers are often made from compounds extracted from petrochemicals. What are the environmental impacts of using these compounds?

Polymer research is expensive and often does not result in a successful product.

Look in the description for the answer please

What factors contributed to the early success of nylon and neoprene?

Organic chemistry question about polymers

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