Suppose Working Outside on a Hot Day Someone Generate 450

question 69

Multiple Choice

Suppose working outside on a hot day someone generate 450 J of heat each second.If this energy is compensated for by the evaporation of sweat,how much water would be lost in an hour? The latent heat of fusion for water is 334 kJ/kg and for vaporization is 2 200 kJ/kg.

• A)4.9 liter
• B)0.74 liter
• C)0.50 liter
• D)1.5 liter

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