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nata0808 [166]
2 years ago
7

18. A 35.0 G piece of metal wire is heated and the temperature changes from 21°C to 52°C the specific heat of the metal is 0.900

J/G degrees Celsius how much energy was required to heat the metal please show work
Chemistry
1 answer:
Artemon [7]2 years ago
3 0

Answer:

Q = 976.5 J.

Explanation:

Hello there!

In this case, according to the thermodynamic definition of the heat in terms mass, specific heat and temperature change, we can write:

Q=mC(T_2-T_1)

Thus, by plugging in the given data, we obtain:

Q=35.0g*0.900\frac{J}{g\°C} (52\°C-21\°C)\\\\Q=976.5J

Regards!

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