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Varvara68 [4.7K]
3 years ago
11

How many seconds elapsed in 2.0 hours

Chemistry
1 answer:
maxonik [38]3 years ago
8 0
60 seconds times 60 minutes is 3,600 seconds, or one hour. 3,600 times 2 is 7,200 seconds.
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A 3.0 L cointainer contains 4 mol He, 2 mol Ne,and 1 mol Ar. What is the mole fraction of neon gas? What is the partial pressure
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Answer:

Partial pressure of Ne = 1.43 atm

Explanation:

Step 1: Data given

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Step 2: Calculate total moles

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Partial pressure of Ne = mol ratio Ne * total pressure

Partial pressure of Ne = 0.286 * 5 atm

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