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WorksheetsChm130 vocabulary
Total questions: 20
Worksheet time: 11mins
More H + than OH- and a pH is less than 7.
Acid
Base
Catalysts
Buffer
The amount of product actually produced in a chemical reaction (compared with the theoretical yield.)
Theoretical yield
Actual yield
Molar mass
Limiting reagent
More OH- than H+ and pH is greater than 7.
Acid
Catalyst
Base
Buffer
A substance that influences the rate of a reaction and can be recovered essentially unchanged at the end of the reaction.
Buffer
Acid
Base
Catalyst
A digit placed in front of a chemical formula to balance the atoms in a Chemical.
Coefficient
Limiting reagent
Subscript
Molar volume
The compound formula expressing the simplest ratio of atoms present in a compound.
Empirical formula
Molecular formula
Percent composition of a compound
Molar volume
A chemical reaction that absorb heat.
Exothermic
Stoichiometry
Endothermic
Acid
A chemical reaction that gives off heat energy.
Exothermic
Endothermic
Acid
Base
Mass per unit volume for a gas in units grams per liter.
Molar mass
Molar volume
Coefficient
Gas density
The substance in a reaction that controls the amount of product formed.
Actual yield
Catalysts
Limit reagent
Gas density
the mass of Avogadro' says number of atoms or molecules. The sum of the atomic masses of all the atoms in an element, compound, or ion. The mass of a mole of any formula unit. It is known as the molecular weight.
Molar volume
Molar mass.
Molecular formula
Empirical formula
The volume occupied by 1 mole of any gas at standard conditions.
Molar volume
Molar mass
Molecular formula
Empirical formula
The compound formula that expresses the actual number of atoms present in a compound.
Empirical formula
Actual yield
Molecular formula
Theoretical yield
The compound formula that expresses the actual number of atoms present in a compound.
Empirical formula
Actual yield
Molecular formula
Theoretical yield
The mass percent represented by each element in a compound.
Percent composition of a compound
Actual yield
Theoretical yield
Molar mass
The quantitative relationship among substances in a chemical reaction.
Empirical formula
Molecular formula
Molar volume
Stoichiometry
A digit in a chemical formula that represents the number of atoms of each elements that is present in a compound.
Molecular formula
coefficient
Subscript
Catalyst
The maximum amount of product that can be produced according to a balanced equation.
Actual yield
Theoretical yield
Limiting reagent
Molar mass
The density of 1 mole of helium gas at standard conditions is 0.179 g/L
True
False
Salt and water are made by reacting ____ and ____. Check all that apply
Acid
Base
metal
Ammonia
