# Chapter 1 - Introduction to Chemistry - Questions and Exercises - Questions - Page 32: 1.21

(a) 0.1 mm (b) 20,000 km (c) About $10^{16}$ kg (d) 1 L (e) About $10^{6}$ kg

#### Work Step by Step

Considering the appropriate unit based on how large the value is: (a) 0.1 mm (b) 20,000 km (c) About $10^{16}$ kg (d) 1 L (e) About $10^{6}$ kg

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