Homework Test 3

Chapter 8:  1, 5-9, 11, 13, 15, 19, 23, 27, 29, 31, 33, 35, 37, 39, 41, 43, 49, 51, 55, 57, 59, 61, 63, 65, 67, 69, 73-77, 79, 85, 87

Please balance the following equation.

____C₆H₁₄ + ____ O₂ → ____CO₂ + ___H₂O

Write the molecular equation, the total ionic equation and the net ionic equation for the following reaction.

Mg_(s) + 2HCl_(aq)→ MgCl_{2 (aq)} + H_{2 (g)}

The above may be the molecular equation!

Write the molecular equation, the total ionic equation and the net ionic equation for the reaction of HCl and Al(OH)₃. What type of reaction is this? What is the driving force?

HCl_(aq) + Al(OH)_{3 (aq)} →

Write the molecular equation for the reaction of Mg and O₂. What type of reaction is this? What is the driving force?

Mg_(s) + O_{2 (g)} →

Write the molecular equation for the reaction of C₂H₂ (acetylene) and O₂. What type of reaction is this?

C₂H_{2 (g)} + O_{2 (g)} →

Chapter 9: 3, 5, 9, 11, 15, 17, 19, 25, 37, 39, 67, 77

Chapter 10:  5, 7, 9, 19, 21, 23, 25, 29, 33, 35, 37, 49, 51, 55, 59, 63, 65, 73, 75, 77

In the equation below:

Zn_(s) + 2 HCl _(aq) →   H_2(g) + ZnCl_2(aq)

a) How many moles of HCl are required to react with 0.5 moles of Zn?

b) What does the (aq) in the equation mean?

c) How many grams of H₂ are produced from 65 grams of Zn?

Consider the reaction:

N₂+ 3H₂ → 2NH₃

How many grams of N2 are necessary to produce 7.5 g of NH₃?