An Introduction to Chemical Reactions and Equations (3.1.1)

Question 1

• Starting materials (reactants), finished materials (products) and special conditions describing chemical changes (reactions) are expressed in concise statements called chemical equations.

Answer 1

• Starting materials (reactants), finished materials (products) and special conditions describing chemical changes (reactions) are expressed in concise statements called chemical equations.

Question 2

• What do all reactions obey?

Answer 2

• Reactions obey the law of conservation of mass.

Question 3

• Reactant atoms are balanced with product atoms using integer coefficients.

Answer 3

• Reactant atoms are balanced with product atoms using integer coefficients.