An estimated 1.35 × 10¹⁸ m³ of water is present in the earth's oceans.Assuming water has a density of 1 g/mL then how many kilograms of water does this volume contain?

Question

Quizplus · Accepted Answer

The volume of water is 1.35 × 10^18 m^3. Since 1 m^3 = 10^6 mL and the density of water is 1 g/mL, the mass is 1.35 × 10^18 m^3 × 10^6 mL/m^3 × 1 g/mL = 1.35 × 10^24 g. Converting to kilograms, 1.35 × 10^24 g = 1.35 × 10^21 kg.

An Estimated 1