Chapter 5

Question 1

Chemical Change?

Answer 1

Converts one substance into another

Question 2

Chemical reactions involve ?

Answer 2

Breaking bonds in the reactants and forming new products

Question 3

Reactants?

Answer 3

Starting material in a chemical reaction

Question 4

What are reactants in a chemical formula

Answer 4

Left side

Question 5

Where are the products in a chemical equation

Answer 5

Right

Question 6

What shows the number of molecules of a given element or compound that react or are formed?

Answer 6

Coefficient

Question 7

States that atoms cannot be created or destroyed in a chemical reaction

Answer 7

The law of conservation of mass

Question 8

Coefficients do what in an equation?

Answer 8

Balance the equation

Question 9

->

Answer 9

Shows reaction

Question 10

Combination reaction?

Answer 10

Is the joining of two or more reactants to form a single product.

Question 11

Combination reaction?

Answer 11

Is the joining of two or more reactants to form a single product.

Question 12

Decomposition Reaction?

Answer 12

Conversion of a single reactant to two or more products.

Question 13

Single replacement reaction?

Answer 13

One element replaces another element in a compound

Question 14

Double replacement reaction?

Answer 14

Two compounds exchange parts

Question 15

Pair?
Dozen?
Gross?
Ream?
Mole?

Answer 15

Pair= 2
Dozen= 12
Gross= 144
Ream= 500
Mole=:6.022×10^23