Stoichiometry
Reaction Rates & Gas Laws
Solutions & Concentrations
Equilibrium
Acids & Bases
100
The item that limits the amount of products that can be formed in a calculation.
What is the limiting reactant?
100

Four main factors that affect the rate of a chemical reaction.

What are temperature, concentration (or pressure), surface area (or particle size), and catalysts?

100
Moles of solute/ Liters of solution.
What is molarity?
100
A reaction in which the products can react to form the reactants.
What is a reversible reaction?
100
HCl (hydrochloric), HNO3 (nitric acid), H2S04 (sulfuric), HCL04 (perchloric), HI (hydroiodic), HBr (hydrobromic).
What is an acid?
200
A 1.50 g sample of sodium nitrate is decomposed by heating. If the resulting sodium nitrate has a mass of 1.19 g and the theoretical yield is 1.22 g, find the percent yield.
What is 97.5 percent?
200

Doubling the concentration of reactant A exactly doubles the initial rate of the reaction, what is the reaction order of A?

What is 1st order with respect to reactant A?

200
How many milliliters of 6.0 M KOH is required to produce, by dilution, 30.0 mL of 5.0 M solution?
What is 25 mL?
200
When a system at equilibrium is subjected to a stress, the system will shift its equilibrium point in order to relieve the stress.
What is Le Chatlier's Principle?
200
Calculate the pH: [H+]= 3.64 x 10^-9
What is 8.44?
300
Name the reaction type: AgNO3 + KCl → KNO3 + AgCl
What is a double replacement reaction?
300

These are the correct units for a second-order rate constant.

What are M-1 s-1 ?

300
The solute in the mixture: 10.0 g of glucose and 500.0 mL of water.
What is glucose?
300
Write the equilibrium constant expression: In a synthesis reaction, hydrogen gas and gaseous bromine react to produce gaseous hydrogen bromide.
What is [HBr]^2/[H2][Br2]?
300
Write the conjugate acid for the base: HCO3
What is H2CO3?
400
Quantities that are conserved in a chemical reaction include which of the following: moles, mass, atoms, volume, molecules.
What are atoms and mass?
400
In this law, PRESSURE is constant and VOLUME and TIME are directly proportionate. *Hint: May help to sketch graph*
What is Charles' Law?
400

A solution that contains the maximum amount of solute that can be dissolved under the conditions at that temperature.

What is saturated?

400

This is the only "stress" or factor that can actually change the numerical value of an equilibrium constant (Keq)

What is temperature?

400
Write the balanced chemical equation for neutralization reactions between the following acids and bases: Acid: HCl Base: NaOH
What is HCl + NaOH -> NaCl + H2O?
500
Using the empirical formula, calculate the moles (subscript) of carbon in caffeine with a percent composition of 49.5% carbon. *Hint: Oxygen is the limiting reactant at 1.03 mole*
What is 4?
500
A 3.25 L container of ammonia gas exerts a pressure of 652 mm Hg at a temperature of 243 K. Calculate the pressure of this same amount of gas in a 2.50 L container at a temperature of 221 K. *Hint: Use Combined Gas Law*
What is 771 mm Hg?
500
Calculate the molarity of 12.5 g KCL in 85.0 mL of solution.
What is 1.98M?
500
At 350 degrees C, the equilibrium concentrations for the reaction: N2 (g) + 3 H2 (g) <--> 2 NH3 (g) [N2]=0.885M [H2]=0.665M [NH3]=1.230M Calculate for K.
What is 5.81?
500
Identify the conjugate pairs in the acid base reaction. Indicate which compounds are acids and bases as well. HSO4^1- + H2O <--> SO4^2- + H3O^1+
What is Acid: HSO4^1-, Conjugate base: SO4^2-, Base: H2O, Conjugate acid: H3O^1+?
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