Chemistry Spring Semester Test

___ is the quantity of a product that is obtained from a chemical reaction.

• Actual yield
• Theoretical yield
• Given yield
• Total yield

____ is the amount of product that could be obtained from a reaction if all of the reactant converted to product.

• Actual yield
• Theoretical yield
• Given yield
• Total yield

_____ is any reactant that remains after a chemical reaction.

• Main reagent
• Sub reagent
• Excess reagent
• Limiting reagent

___ is any reactant that is used up first in a chemical reaction.

• Main reagent
• Given reagent
• Excess reagent
• Limiting reagent

A conversion factor derived from the coefficients of a balanced chemical equation is __

• Reactants
• Products
• Mole ratio
• fraction

The calculation of quantities of substances involved in chemical equations is called ___

• Chemistry
• Balancing
• Addition
• Stoichiometry

A measure of the efficiency of a reaction is _____

• actual yield
• theoretical yield
• percent yield
• mole ratio

Water that contains dissolved substances is ___

• aqueous solution
• solvent
• solute
• colloid

Calculate the mass of the reactants of Fe2(SO4)3 + KOH → K2SO4 + Fe(OH)3

• 400 g
• 456 g
• 281 g
• 337 g

____ absorbs heat from the surroundings.

• Endothermic
• Enthalpy
• Exothermic
• Heat capacity