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Furkat [3]
3 years ago
9

What happens when an element is oxidised?

Chemistry
2 answers:
eduard3 years ago
7 0

Answer:

The process in which a substance loses an electron in a chemical reaction is called oxidation. The atoms that lost electrons are said to be oxidized. Atoms can be oxidized by nonmetals. Reduction is gain of electrons and thus gaining of negative charge.

Explanation:

:)

SpyIntel [72]3 years ago
5 0
Gains negative charge
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stoichiometric amounts of nitrogen gas and hydrogen gas react in a calorimeter to produce 5.00 g of ammonia gas. the calorimeter
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Q = cΔT
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Q = 13.51 kJ

Next, we determine the moles of ammonia formed as the heat of formation is expressed in "per mole".

Moles = mass / molecular weight
Moles = 5/17
Moles = 0.294

Heat of formation = 13.51 / 0.294

The heat of formation of ammonia is 45.95 kJ/mol
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Answer:

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Explanation:

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