Chemical Reactions

Misc.Gases and Energy

Moles

100 100 100

200 200 200 200 200

300 300 300 300 300

400 400 400 400 400

Solutions

FJ

100 100

500500500500500

Chemistry

Chem. Reactions for 100

What is the left?

The reactants are on this side of the equation.

What is a single replacement reaction?

The reaction Na + AlCl3 Al + NaCl is this type of reaction.

Chem. Reactions for 200

Chem. Reactions for 300

What is MgO + KCl?

These are the products from this reaction: MgCl2 +K2O

Chem. Reactions for 400

What is 2Na3N + 3F2 6NaF + N2?

This is the following equation balanced: Na3N + F2 NaF + N2

Chem. Reactions for 500

2CaBr2 + O2 2CaO + 2Br2?

This is the balanced skeleton equation if 2 moles of calcium bromide reacts with 1 mole of oxygen to produce 2 moles of calcium oxide and 2 moles of bromine.

Moles for 100

What is the 6.02x 1023 or a way to group atoms together.?

This is what a mole is.

What is 164.1 g/mol?

This is the molar mass of Ca(NO3)2

(include the unit)

Moles for 200

What is 2.92 mol?

This is how many moles is in 198 g of BF3.

Moles for 300

Moles for 400

What is 5.19 g ?

This is how many grams of O2 you need to produce 49.7 g of BaO.

2BaBr2+ O2 2BaO + 2Br2

Moles for 500

What is SO2?

This is the empirical formula for a compound which contains 50.05% S and 49.95 % O.

 

Gases and energy for 100

What is entropy

This is the disorder of a reaction.

Gases and energy for 200

What is nonspontaneous?

This is the type of reaction if G in the Gibbs free energy is positive.

Gases and energy for 200

Gases and Energy for 300

What is 316.67 torr?

This the new pressure in a container if the volume increased from 1.5 L to 3.78 L and the original pressure was 798 torr (include units)

Gases and Energy for 400

What is sublimation, melting, vaporization ?

This is a state change that can be classified as endothermic.

Gases and Energy for 500

What is 149 L?

This is how many liters of O2 are produced from 57.2 g of C2H6.

2C2H6 + 7O2 4CO2 + 6H2O

.

Solutions for 100

What is solute?

This is what a substance being dissolved is called.

Solutions for 200

What is immiscible?

This is what oil and vinegar are to each other.

Solutions for 300

What is 0.583 M?

This is the molarity of 24.5 g of KOH in 750 mL of water.

Solutions for 400

What is 156.35 g?

This is how many grams are needed to make a 3.5 M solution of KCl in 600 mL of water.

Solutions for 500

What is 164.06 mL or 0.16406 L?

This how much of a 8 M solution of HCl is needed to make a 750 mL, 1.75 M solution.

Misc. for 100

What is 75.8%?

This is the percent yield from a reaction if the theoretical yield is 15.7 g and the chemist actually got 11.9 g.

Misc. for 200

What is HNO3?

This is the acid in the following reaction: HNO3 + H2O NO3

-+ H3O+

Misc. for 300

What is 14.87%

This is the percent composition of P in the compound PCl5.

Misc. for 400

What is CH2O and C6H12O6?

This is the empirical AND molecular formulas for a compound containing 40.0% C, 6.72% H, and 53.3% O. The experimentally determined molecular mass is 180 g/mol.

Misc for 500

What is Al2(SO3)3?

This is the limiting reactant in the following equation if you begin with 10.0 g of Al2(SO3)3 and 20.0 g of NaOH

Al2(SO3)3 +6 NaOH  3 Na2SO3  +  2 Al(OH)3