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weqwewe [10]
3 years ago
8

NUmber 7 plsssssssssssssssssssssssssssssssssssssssssssssss

Chemistry
1 answer:
lidiya [134]3 years ago
3 0

Answer:

A

Explanation:

the tundra is the answer

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How many moles of copper are needed to react with sulfur to produce 0.25 moles of copper sulfide
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from the problem         0.25 mol        0.25 mol
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Which example is NOT a model?
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2 years ago
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2. Hydrogen gas at a temperature of 22.0°C that is confined in a 5.00L cylinder exerts a pressure of 4.20atm. If the gas is rele
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Answer: n∗R=22+273.15/4.2∗5n

P2=n∗R∗T2/V2=n∗R∗33.6+273.15/10

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