Question 1

The reaction, BaCl2(aq)+ H2SO4(aq)$\rarr$ BaSO4(s)+ 2 HCl(aq), is an example of a

Accepted Answer

A) metathesis reaction. 
B) neutralization reaction. 
C) precipitation reaction. 
D) redox reaction. 
E) A and C

Question 2

What is the sodium ion concentration in a solution that is 0.175 M in sodium carbonate?

Accepted Answer

A) 0.0875 M 
B) 0.350 M 
C) 0.525 M 
D) 0.175 M 
E) 0.0583 M

Question 3

Which set below contains only weak electrolytes?

Accepted Answer

A) HNO3(aq), H2SO4(aq), HCN(aq) 
B) KOH(aq), H3PO4(aq), NaClO4(aq) 
C) NH3(aq), HC2H3O2(aq), HCN(aq) 
D) NH4Cl(aq), HClO2(aq), HCN(aq) 
E) NaOH(aq), H2SO4(aq), HC2H3O2(aq)

Question 4

If 50.0 mL of 6.50 M H2SO4 is diluted to give a 1.30 M solution of H2SO4, what is the final volume of the diluted acid?

Accepted Answer

A) 1.30 × 102 mL 
B) 135 mL 
C) 25.0 mL 
D) 3.00 L 
E) 2.50 × 102 mL

Question 5

What is the net ionic equation for the reaction that takes place when HC2H3O2(aq)is added to NH3(aq)? Hint: Make sure to cancel out your spectator ions.

Accepted Answer

A) HC2H3O2(aq)+ NH3(aq)$\rarr$ NH4+(aq)+ C2H3O2-(aq) 
B) H+(aq)+ OH-(aq)$\rarr$ H2O(l) 
C) HC2H3O2(aq)+ OH-(aq)$\rarr$C2H3O2-(aq)+ H2O(l) 
D) H+(aq)+ NH4OH(aq)$\rarr$ NH4+(aq)+ H2O(l) 
E) HC2H3O2(aq)+ NH4OH(aq)$\rarr$ H2O(l)+ NH4ClO4(aq)

Question 6

The reaction most likely to lead to the formation of calcium bicarbonate in limestone regions is

Accepted Answer

A) the reaction between calcium chloride and sodium carbonate. 
B) the reaction between sodium nitrate and carbonic acid. 
C) the reaction between sodium hydroxide and acetic acid. 
D) the reaction between calcium carbonate and carbonic acid. 
E) the reaction between sodium carbonate and calcium carbonate.

Question 7

A dynamic equilibrium is reached when acetic acid is dissolved in water. Which species is present in largest amount in the solution? Hint: Consider whether acetic acid is a weak or strong electrolyte before determining which species has the highest concentration.

Accepted Answer

A) C2H3O2(aq) 
B) H+(aq) 
C) HC2H3O2(aq) 
D) H3O+(aq) 
E) OH(aq)

Question 8

Give the formula of the polyatomic ion formed from the complete neutralization of sulfurous acid (H₂SO₃).

Accepted Answer

The answer of Give the formula of the polyatomic ion...

Question 9

Which is the acid anhydride for H2CO3?

Accepted Answer

A) CO 
B) CO2 
C) C2O4 
D) H2O 
E) H2CO3 does not have an anhydride.

Question 10

How many grams of Fe(NO3)3?9H2O would be required to prepare 2.50 × 102 mL of a solution that is 0.100 M in Fe(NO3)3(aq)? Hint: Remember to use the correct units when dealing with Molarity.

Accepted Answer

A) 6.05 grams 
B) 10.1 grams 
C) 14.3 grams 
D) 20.2 grams 
E) 52.2 grams

Question 11

What is the name of the oxoacid HNO₂?

Accepted Answer

The answer of What is the name of the oxoacid...

Question 12

Which is the net ionic equation for the reaction that takes place when HClO3(aq)is added to KOH(aq)?

Accepted Answer

A) HClO3(aq)+ KOH(aq)$\rarr$KClO3(aq)+ H2O(l) 
B) H+(aq)+ OH-(aq)$\rarr$H2O(l) 
C) HClO3(aq)+ OH-(aq)$\rarr$ClO3-(aq)+ H2O(l) 
D) H+(aq)+ KOH(aq)$\rarr$K+(aq)+ H2O(l) 
E) HClO3(aq)+ K+(aq)$\rarr$ KClO3(aq)+ H+(aq)

Question 13

Write out the equation for the dissociation of sodium carbonate when it dissolves in water. Include all states.

Accepted Answer

The answer of Write out the equation for the dissociation...

Question 14

Which one of the equations below represents what happens when HC2H3O2 is dissolved in water?

Accepted Answer

A) HC2H3O2 + H2O $\rarr$ H3O+(aq)+ C2H3O2+(aq) 
B) HC2H3O2 + H2O $\rarr$H3O+(aq)+ C2H3O2-(aq) 
C) HC2H3O2 + H2O $\rarr$ C2H3O2+ (aq)+ OH-(aq) 
D) HC2H3O2 + H2O $\rarr$H3O-(aq)+ C2H3O2+(aq) 
E) HC2H3O2 + H2O$\rarr$2 H+(aq)+ OH-(aq)+ C2H3O2-(aq)

Question 15

Which reaction will yield NiCr2O7 as one of its products? Hint: Write each reaction and identify the name of each species present.

Accepted Answer

A) nickel(II)hydroxide and dichromic acid 
B) nickelic acid and chromium(II)hydroxide 
C) nickel(II)hydroxide and chromic acid 
D) nickel(II)hydroxide and chromate acid 
E) nickel(II)hydroxide and bichromic acid

Question 16

Which of the following sodium salts is a major component of soaps?

Accepted Answer

A) sodium chloride, NaCl 
B) sodium nitrate, NaNO3 
C) sodium acetate, NaC2H3O2 
D) sodium stearate, NaC17H35O2 
E) hydrated sodium carbonate, Na2CO3·10H2O

Question 17

A student comes across a chemical in the laboratory that is labeled Butylamine. Based on this name, the substance is expected to be

Accepted Answer

A) an ionic salt. 
B) a molecular base. 
C) an oxoacid. 
D) a binary acid. 
E) a strong electrolyte.

Question 18

A student in laboratory was provided with 6.00 M of hydrochloric acid solution. The instructions call for 2.50 × 10²mL of 2.00 M hydrochloric acid solution. How many mL of the 6.00 M solution should be used to prepare 5.00×10² mL of the 2.00 M solution?

Accepted Answer

The answer of A student in laboratory was provided with...

Question 19

Which compound is soluble in water?

Accepted Answer

A) PbCl2 
B) Ba(NO3)2 
C) Ag2CO3 
D) Fe(OH)3 
E) Ag3PO4

Question 20

A solution is sitting undisturbed on a side shelf in the laboratory. A small crystal of solute from which the solution is made was gently dropped into the solution. Suddenly, a mass of crystals forms and settles to the bottom of the container. Which word best describes the solution?

Accepted Answer

The answer of A solution is sitting undisturbed on a...

Exam 5: Molecular View of Reactions in Aqueous Solutions

The reaction, BaCl₂(aq) + H₂SO₄(aq) $\rarr$ BaSO₄(s) + 2 HCl(aq) , is an example of a

What is the sodium ion concentration in a solution that is 0.175 M in sodium carbonate?

Which set below contains only weak electrolytes?

If 50.0 mL of 6.50 M H₂SO₄ is diluted to give a 1.30 M solution of H₂SO₄, what is the final volume of the diluted acid?

What is the net ionic equation for the reaction that takes place when HC₂H₃O₂(aq) is added to NH₃(aq) ? Hint: Make sure to cancel out your spectator ions.

The reaction most likely to lead to the formation of calcium bicarbonate in limestone regions is

A dynamic equilibrium is reached when acetic acid is dissolved in water. Which species is present in largest amount in the solution? Hint: Consider whether acetic acid is a weak or strong electrolyte before determining which species has the highest concentration.

Give the formula of the polyatomic ion formed from the complete neutralization of sulfurous acid (H₂SO₃).

Which is the acid anhydride for H₂CO₃?

How many grams of Fe(NO₃) ₃?9H₂O would be required to prepare 2.50 × 10² mL of a solution that is 0.100 M in Fe(NO₃) ₃(aq) ? Hint: Remember to use the correct units when dealing with Molarity.

What is the name of the oxoacid HNO₂?

Which is the net ionic equation for the reaction that takes place when HClO₃(aq) is added to KOH(aq) ?

Write out the equation for the dissociation of sodium carbonate when it dissolves in water. Include all states.

Which one of the equations below represents what happens when HC₂H₃O₂ is dissolved in water?

Which reaction will yield NiCr₂O₇ as one of its products? Hint: Write each reaction and identify the name of each species present.

Which of the following sodium salts is a major component of soaps?

A student comes across a chemical in the laboratory that is labeled Butylamine. Based on this name, the substance is expected to be

A student in laboratory was provided with 6.00 M of hydrochloric acid solution. The instructions call for 2.50 × 10²mL of 2.00 M hydrochloric acid solution. How many mL of the 6.00 M solution should be used to prepare 5.00×10² mL of the 2.00 M solution?

Which compound is soluble in water?

A solution is sitting undisturbed on a side shelf in the laboratory. A small crystal of solute from which the solution is made was gently dropped into the solution. Suddenly, a mass of crystals forms and settles to the bottom of the container. Which word best describes the solution?

Exam 5: Molecular View of Reactions in Aqueous Solutions

The reaction, BaCl2(aq) + H2SO4(aq) →\rarr→ BaSO4(s) + 2 HCl(aq) , is an example of a

What is the sodium ion concentration in a solution that is 0.175 M in sodium carbonate?

Which set below contains only weak electrolytes?

If 50.0 mL of 6.50 M H2SO4 is diluted to give a 1.30 M solution of H2SO4, what is the final volume of the diluted acid?

What is the net ionic equation for the reaction that takes place when HC2H3O2(aq) is added to NH3(aq) ? Hint: Make sure to cancel out your spectator ions.

The reaction most likely to lead to the formation of calcium bicarbonate in limestone regions is

A dynamic equilibrium is reached when acetic acid is dissolved in water. Which species is present in largest amount in the solution? Hint: Consider whether acetic acid is a weak or strong electrolyte before determining which species has the highest concentration.

Give the formula of the polyatomic ion formed from the complete neutralization of sulfurous acid (H2SO3).

Which is the acid anhydride for H2CO3?

How many grams of Fe(NO3) 3?9H2O would be required to prepare 2.50 × 102 mL of a solution that is 0.100 M in Fe(NO3) 3(aq) ? Hint: Remember to use the correct units when dealing with Molarity.

What is the name of the oxoacid HNO2?

Which is the net ionic equation for the reaction that takes place when HClO3(aq) is added to KOH(aq) ?

Write out the equation for the dissociation of sodium carbonate when it dissolves in water. Include all states.

Which one of the equations below represents what happens when HC2H3O2 is dissolved in water?

Which reaction will yield NiCr2O7 as one of its products? Hint: Write each reaction and identify the name of each species present.

Which of the following sodium salts is a major component of soaps?

A student comes across a chemical in the laboratory that is labeled Butylamine. Based on this name, the substance is expected to be

A student in laboratory was provided with 6.00 M of hydrochloric acid solution. The instructions call for 2.50 × 102 mL of 2.00 M hydrochloric acid solution. How many mL of the 6.00 M solution should be used to prepare 5.00×102 mL of the 2.00 M solution?

Which compound is soluble in water?

A solution is sitting undisturbed on a side shelf in the laboratory. A small crystal of solute from which the solution is made was gently dropped into the solution. Suddenly, a mass of crystals forms and settles to the bottom of the container. Which word best describes the solution?

The reaction, BaCl₂(aq) + H₂SO₄(aq) $\rarr$ BaSO₄(s) + 2 HCl(aq) , is an example of a

If 50.0 mL of 6.50 M H₂SO₄ is diluted to give a 1.30 M solution of H₂SO₄, what is the final volume of the diluted acid?

What is the net ionic equation for the reaction that takes place when HC₂H₃O₂(aq) is added to NH₃(aq) ? Hint: Make sure to cancel out your spectator ions.

Give the formula of the polyatomic ion formed from the complete neutralization of sulfurous acid (H₂SO₃).

Which is the acid anhydride for H₂CO₃?

How many grams of Fe(NO₃) ₃?9H₂O would be required to prepare 2.50 × 10² mL of a solution that is 0.100 M in Fe(NO₃) ₃(aq) ? Hint: Remember to use the correct units when dealing with Molarity.

What is the name of the oxoacid HNO₂?

Which is the net ionic equation for the reaction that takes place when HClO₃(aq) is added to KOH(aq) ?

Which one of the equations below represents what happens when HC₂H₃O₂ is dissolved in water?

Which reaction will yield NiCr₂O₇ as one of its products? Hint: Write each reaction and identify the name of each species present.

A student in laboratory was provided with 6.00 M of hydrochloric acid solution. The instructions call for 2.50 × 10²mL of 2.00 M hydrochloric acid solution. How many mL of the 6.00 M solution should be used to prepare 5.00×10² mL of the 2.00 M solution?