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alex41 [277]
3 years ago
5

Question 4 of 20:

Chemistry
1 answer:
Alekssandra [29.7K]3 years ago
7 0

general design theory

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A 12.5L container of neon had a pressure change
Elan Coil [88]

Answer: V= 44. 6 L

Explanation: use Boyle's Law

P1V1 = P2V2

Derive to find V2:

V2 = P1V1 / P2

= 937.57 Pa( 12.5 L ) / 262.52 Pa

= 44.6 L

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4 years ago
Help please. Where do I begin?... Lithium iodide has a lattice energy of −7.3×102kJ/mol and a heat of hydration of −793kJ/mol. F
earnstyle [38]
For the answer to the answer above, the excess energy must be absorbed to overcome the lattice energy, and then energy is released as the ions are hydrated.

So, the heat of solution =is+7.3X10^2 kJ/mol - 793 kJ/mol =
So the answer is
-63 kJ/mol

I hope you find my answer helpful.

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5 0
3 years ago
Hydrogen and nitrogen react to form ammonia according to the reaction,
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your answer would be 2.0

3 0
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Under certain conditions, the substance hydrobromic acid can be broken down to form hydrogen and bromine.
Lerok [7]

Answer:

1. 24.7g of Br2

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Explanation:Please see attachment for explanation

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Which three observations are caused by plate tectonics?
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