Because of the high heat and low humidity in the summer in Death Valley, California, a visitor requires about one quart of water for every two miles traveled on foot. If the density of water is 0.990 g/mL at 45°C, how many kilograms of water are required for a person to walk 30 kilometers in Death Valley?
A) 8.7 kg
B) 70 kg
C) 7.0 × 10 2 kg
D) 3.5 × 10 2 kg
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