Chapter 4 Homework Flashcards

What is the sum of the coefficients of this reaction, after balancing?

Pb(NO₃)₂ + Na₃PO₄ -----> Pb₃(PO₄)₂ + NaNO₃ (OR Pb(N O₃)₂ + N a₃P O₄ right arrow Pb₃(P O₄)₂ + N a N O₃)

What is the sum of the coefficients of this reaction, after balancing?

C₇H₁₄ + O₂ ----> CO₂ + H₂O (OR C₇H₁₄ + O₂ right arrow C O₂ + H₂O)

What is the sum of the coefficients of this reaction, after balancing?

NH₄I + Cl₂ -----> NH₄Cl + I₂ (OR NH₄I + Cl₂ right arrow NH₄Cl + I₂)

Use the following balanced chemical equation

C₆H₁₂ + 9 O2 ----> 6 CO₂ + 6 H₂O

(OR C₆H₁₂ + 9 O₂ right arrow 6 CO₂ + 6 H₂O)

How many moles of O₂ can react with 1.50 mol of C₆H₁₂?

1 mole of a gas at STP is 22.414 Liters

Do not type units with your answer

Use the following theoretical equation

A₂B₃ + 3 C₂D --> A₂D₃ + 3 C₂B

(OR A₂ B₃ + 3 C₂ D right arrow A₂ D₃ + 3 C₂ B)

Calculate the number of molecules of C₂B formed from the reaction of (9.70000x10^1) grams of A₂B₃ and (1.290x10^2) grams of C₂D

The atomic weight of A is 15.0 grams/mol

The atomic weight of B is 50.0 grams/mol

The atomic weight of C is 35.0 grams/mol

The atomic weight of D is 120.0 grams/mol

Avogadro's number is (6.0220x10^23)

Note: Your answer is assumed to be reduced to the highest power possible.

Use the following balanced chemical equation

3 NaHCO₃ + H₃PO₄ ----> 3 CO₂ + 3 H₂O +Na₃PO₄

(OR "3" N a HC O3 + H3PO4 right arrow 3 CO2 + 3 H2O + N a3PO4

How many grams of CO₂ can you produce form 3.75 mole of NaHCO₃? Note: More information may be given than what is required.

The molecular weight of CO₂ is 44.01 g/mol

The molecular weight of NaHCO₃ is 84.01 g/mol

Do not type units with your answer

Consider the following hypothetical equation.

2 AB₃ + 3 C₂D --> A₂D₃ + 6 CB

OR 2 A B₃ + 3 C₂ D right arrow A₂ D₃ + 6 C B

The atomic weight of A is 25.0 g/mol

The atomic weight of B is 50.0 g/mol

The atomic weight of C is 30.0 g/mol

The atomic weight of D is 15.0 g/mol

Calculate the theoretical yield in grams of A₂D₃ produced from the reaction of 19.43 grams of AB₃ and 18.18 grams of C₂D.

Do not type units with your answer.

Consider the following hypothetical equation.

2 AB₃ + 3 C₂D --> A₂D₃ + 6 CB

OR 2 A B₃ + 3 C₂ D right arrow A₂ D₃ + 6 C B

The atomic weight of A is 25.0 g/mol

The atomic weight of B is 50.0 g/mol

The atomic weight of C is 30.0 g/mol

The atomic weight of D is 15.0 g/mol

Calculate the theoretical yield in grams of A₂D₃ produced from the reaction of 48.23 grams of AB₃ and 15.99 grams of C₂D.

Do not type units with your answer.

Consider the following hypothetical equation.

2 AB + 1 CD --> A₂D + CB₂

OR 2 AB + CD right arrow A₂D + CB₂

The atomic weight of A is 25.0 g/mol

The atomic weight of B is 50.0 g/mol

The atomic weight of C is 30.0 g/mol

The atomic weight of D is 15.0 g/mol

Calculate the theoretical yield in grams of A₂D produced from the reaction of 238.52 grams of AB and 22.23 grams of CD.

Do not type units with your answer.

Consider the following hypothetical equation.

2 AB₃ + 3 C₂D --> A₂D₃ + 6 CB

OR 2 A B₃ + 3 C₂ D right arrow A₂ D₃ + 6 C B

The atomic weight of A is 25.0 g/mol

The atomic weight of B is 50.0 g/mol

The atomic weight of C is 30.0 g/mol

The atomic weight of D is 15.0 g/mol

Calculate the percent yield of A₂D₃ if 4.20 grams are produced from the reaction of 26.01 grams of AB₃ and 35.93 grams of C₂D.

Do not type units with your answer.