Chemistry Quiz

What is the term used to describe the total mass of the atoms in a molecule?

• Mass of a substance

• Moles of a substance

• Relative atomic mass

• Balancing chemical equations

Which concept states that mass is neither created nor destroyed in a chemical reaction?

• Balancing symbol equations

• Molar ratios

• Reaction of metals with oxygen

• Conservation of mass

What is the term used to describe the mass of one mole of a substance?

• Relative formula mass

• Molar ratios

• Balancing chemical equations

• Mass of a substance

In a chemical equation, what must be done to ensure that the number of atoms of each element is the same on both sides?

• Moles of a substance

• Balancing chemical equations

• Relative atomic mass

• Reaction of metals with oxygen

What is the term used to describe the ratio of moles of one substance to another in a chemical reaction?

• Balancing chemical equations

• Molar ratios

• Relative atomic mass

• Mass of a substance

What is the term used to describe the sum of the relative atomic masses of the elements in a compound?

• Mass of a substance

• Balancing symbol equations

• Moles of a substance

• Relative formula mass

Which concept involves determining the correct symbols to balance a chemical equation?

• Balancing symbol equations

• Reaction of metals with oxygen

• Molar ratios

• Relative formula mass

What is the term used to describe the mass of a specific amount of a substance?

• Molar ratios

• Relative atomic mass

• Balancing chemical equations

• Mass of a substance

What is the term used to describe the ratio of the mass of one element to the mass of another in a compound?

• Mass ratio

• Molar ratio

• Atomic ratio

• Formula ratio

In a chemical equation, what is the term used to describe the substances that undergo a reaction (the left side of a chemical equation)?

• Inhibitors

• Products

• Catalysts

• Reactants