Chemistry

Katelyn Short

8 January, 12:15

2. Circle the letter of each sentence that is true about numbers expressed in

scientific notation.

a. A number expressed in scientific notation is written as the product of a

coefficient and a power of 10.

b. The power of 10 is called the exponent.

c. The coefficient is always a number greater than or equal to one and less

than ten.

d. For numbers less than one, the exponent is positive.