High School Chemistry - Chemical Reactions

1

What is the coefficient for oxygen gas when the following equation is balanced?

$C_{5}H_{12} + O_{2} \rightarrow CO_{2} + H_{2}O$

2

Which of the following describes an oxidation-reduction reaction?

3

Which of the following describes an oxidation-reduction reaction?

4

Which of the following describes an oxidation-reduction reaction?

5

What is the coefficient for oxygen gas when the following equation is balanced?

$C_{5}H_{12} + O_{2} \rightarrow CO_{2} + H_{2}O$

6

What is the coefficient for oxygen gas when the following equation is balanced?

$C_{5}H_{12} + O_{2} \rightarrow CO_{2} + H_{2}O$

7

Consider the following balanced equation for the solubility of barium hydroxide in an aqueous solution.

$Ba(OH)_{2}_{(s)} \rightleftharpoons Ba^{2+}_{(aq)} + 2OH^{-}_{(aq)}$

$\small K_{sp} = 5*10^{-3}$

What is the equilibrium expression for the balanced reaction?

8

Consider the following balanced equation for the solubility of barium hydroxide in an aqueous solution.

$Ba(OH)_{2}_{(s)} \rightleftharpoons Ba^{2+}_{(aq)} + 2OH^{-}_{(aq)}$

$\small K_{sp} = 5*10^{-3}$

What is the equilibrium expression for the balanced reaction?

9

Consider the following balanced equation for the solubility of barium hydroxide in an aqueous solution.

$Ba(OH)_{2}_{(s)} \rightleftharpoons Ba^{2+}_{(aq)} + 2OH^{-}_{(aq)}$

$\small K_{sp} = 5*10^{-3}$

What is the equilibrium expression for the balanced reaction?

10

What is the type of reaction seen below?

$AgNO_{3} + NaCl \rightarrow AgCl + NaNO_{3}$

Chemical Reactions