## Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall

# Chapter 1 - Sections 1.1-1.8 - Exercises - Problems by Topic - Page 40: 75b

#### Answer

0.002$0$m; cross out the first 3 zeroes and underline the last zero Significant zeroes above are bold.

#### Work Step by Step

The first 3 zeroes are insignificant because they are leading zeroes (zeroes in front of a non zero number that serve as a place holder). The last zero is significant because it is a trailing zero (to the right of a non-zero number after a decimal point).

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