Energy needed = mass of ammonia * Specific heat * Temperature change = 100 * 4.70 * (36.9 - 20.4) = 7755 J = 7.755 * 103 J
Calculate the energy required to heat 0.10 kg of ammonia from 20.4 °C to 36.9 °C....
Calculate the energy required to heat 0.10 kg of ammonia from 20.4 °C to 36.9 °C. Assume the specific heat capacity of ammonia under these conditions is -1 K 4.70 J-g Be sure your answer has the correct number of significant digits.
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Calculate the energy required to heat 376.0 mg of water from 53.8 °C to 60.4 °C. Assume the specific heat capacity of water under these conditions is - 1 4.18 J-g . Be sure your answer has the correct number of significant digits. K
Calculate the energy required to heat 172.0 mg of ammonia from 31.1 °C to 53.4 °C. Assume the specific heat capacity of ammonia under these conditions is 4.70 J-gK Round your answer to 3 significant digits. X
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Calculate the energy required to heat 212.0 mg of silver from -2.5 °C to 13.3 °C. Assume the specific heat capacity of silver under these conditions is 0.235 JRK . Be sure your answer has the correct number of significant digits.