How Many Calories Are Required to Change One Gram of 0°C

question 55

Multiple Choice

How many calories are required to change one gram of 0°C ice to 100°C steam? The latent heat of fusion is 80 cal/g and the latent heat of vaporization is 540 cal/g.The specific heat of water is 1.00 cal/g ° K.

• A)100 cal
• B)540 cal
• C)620 cal
• D)720 cal
• E)900 cal

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