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glendaward88351
04.12.2019 •
Chemistry
Asample of nickel is heated to 99.8 degrees c and placed in a coffee cup calorimeter containing 150.0g water at 23.5 degrees c. after the metal cools, the final temperature of metal andwater mixture is 25.0 degrees c. if the specific heat capacity of nickel is 0.444j/(degreescg),
what mass of nickel was originally heated?
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Ответ:
28.3 grams
Explanation:
As we know that,
where,
q = heat absorbed or released
Now put all the given values in equation (1), we get
Therefore, the mass of nickel originally heated was 28.3 grams
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