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vivado [14]
2 years ago
8

Number of protons in nucleus of magnesium atom????​

Chemistry
1 answer:
Lapatulllka [165]2 years ago
8 0
The correct answer is 12
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In a calorimeter, 10 g of ice melts with a heat of fusion of 334 J/g. How much heat is released?
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Answer:

No heat is released.

Explanation:

A substance absorbs heat when it melts.

The formula for the heat absorbed is

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Calculations:

q = 10 \times 334 = \text{3340 J = 3.34 kJ}\\\text{The ice }\boxed{\textbf{absorbs 3.34 kJ}} \text{ when it melts}.

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