Chemical Equation Basics

Front

When writing a chemical equation, reactants are on the _____________ while products are on the _________________.

Back

Reactants are on the left side, while products are on the right side.

Front

What is the total number of atoms present in 5Na₃PO₄?

Back

There are 40 atoms in total.

Front

How many atoms of carbon (C) are in C₆H₁₂O₆?

Back

There are 6 atoms of carbon.

Front

What coefficient should be used to make the following equation balanced? N₂ + O₂ --> _NO

Back

The coefficient is 2.

Front

CaCO₃ represents a chemical __________.

Back

CaCO₃ represents a chemical formula.

Front

What is a chemical equation?

Back

A chemical equation is a symbolic representation of a chemical reaction.

Front

What do the coefficients in a chemical equation represent?

Back

Coefficients represent the number of molecules or moles of a substance.

Front

What is the law of conservation of mass?

Back

The law states that mass is neither created nor destroyed in a chemical reaction.

Front

What is a reactant?

Back

A reactant is a substance that undergoes change during a chemical reaction.

Front

What is a product?

Back

A product is a substance that is formed as a result of a chemical reaction.