Given: N2 (g) + H2 (g)  –>2 NH3 (g) If an equilibrium mixture contains 0.200 M N2, 0.242 M H2, and 0.22 M NH3 are there mostly reactants, mostly products, or about equal amounts of products and reactants?

A 25.0 mL sample of H2SO4 requires 20.0 mL of 2.00 M KOH for complete neutralization in the reaction shown below. What is the molarity of the acid?H2SO4(aq) + 2KOH(aq) → K2SO4(aq) + 2H2O(l)

The unit of 1 atmosphere is equal to

What is the name for the following (refer to exam picture sheet)?

What type of reaction is: CH4 (g) + 2 O2 (g) –> 2 H2O (g) + 218 kcal

When solutions of KCl and Pb(NO3)2 are mixed, a precipitate forms. Which of the following is the net ionic equation for the reaction that occurs?

The temperature of a 350. ml sample of gas increases from 27˚C to 227˚C.  What is the final volume of the gas sample if the pressure and amount of gas remain constant?

What is the mass of neon that exerts a pressure of 720 mmHg with a temperature of -15.0˚C, when the volume of the container is 760 ml

When 85.0 g of CH4 are mixed with 160.g of O2, the limiting reactant is CH4 (g) + 2 O2 (g) –> CO2 (g) + 2 H2O (g)

Given the following equation, what is the correct form of the conversion factor needed to convert moles of O2 reacted to the number of moles of Fe2O3 produced? 4 Fe(s) + 3 O2 (g) –> 2 Fe2O3 (s)