Question

What amount of heat is required to raise the temperature of 20 grams of water from 10°C to 30°C? The specific heat of water is 4.18 J/g°C.

1200 joules
1500 joules
1700 joules
1900 joules
2000 joules
20 g ( 4.18 J/g deg C )(30 deg C-10 deg C)

= 1672 J

which is closer to 1700 than to anything else on your list.

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