Introductory Chemistry (5th Edition)

Published by Pearson
ISBN 10: 032191029X
ISBN 13: 978-0-32191-029-5

Chapter 2 - Measurement and Problem Solving - Exercises - Problems: 32

Answer

a) 6.974 x $10^{9}$ b) 1.344 x $10^{9}$ c) 1.1254 x $10^{7}$ d) 4.487 x $10^{6}$

Work Step by Step

a) The initial number must have the decimal moved to the left 9 times, because we move it to the left, the exponent is going to be positive and the answer is 6.974 x $10^{9}$ b) The initial number must have the decimal moved to the left 9 times, because we move it to the left, the exponent is going to be positive and the answer is 1.344 x $10^{9}$ c) The initial number must have the decimal moved to the left 7 times, because we move it to the left, the exponent is going to be positive and the answer is 1.1254 x $10^{7}$ d) The initial number must have the decimal moved to the left 6 times, because we move it to the left, the exponent is going to be positive and the answer is 4.487 x $10^{6}$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.