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Centauri:

Raising 100 grams of water from 40 to 60 °C (the specific heat capacity of water is 1 cal/g) requires the addition of A) 120 calories. B) 1500 calories. C) 2000 calories. D) 2400 calories.

justjm:

You must use the specific heat formula: \(q=mc∆T\)\ Here c is given in calories m=100 g c= 1 cal/g ∆T=60-40=20°C \(q=(100~g)(1~cal/g)(20°C)\) \(q=\_\_\_\)

Centauri:

Thank you!

justjm:

No problem!

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