In the following chemical reaction, which element is the oxidizing agent?  

The answer to the calculation below with the correct number of significant figures is: (Just put the number and no units.)  

What is the mass in grams of CO₂ that can be produced from the combustion of 2.76 moles of butane according to this equation:  

Consider the following reaction:     In this reaction, Mg²⁺(aq) is:

A pool is treated with calcium hypochlorite pool shock. If Ca(OCl)₂ has 50.0% available chlorine by mass, what ppm chlorine increase will result from the addition of 2.00 kg of pool shock to a 40.0 x 10³ L swimming pool? (density of water = 1.00 kg/L)

All exams will use Honorlock this semester.

All exams will use Honorlock this semester.

Consider the balanced chemical equation:     If 46.8 g H₂ and 179.4 g N₂ are mixed to form NH₃, which of the following substances is the limiting reactant?

What is the concentration of lithium ions in 0.450 M Li₂SO₄?

What quantity in moles of CH₃OH are there in 150.0 mL of 0.210 M CH₃OH?