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kirill [66]
3 years ago
6

How many moles is 145 liters of hydrogen gas at STP?

Chemistry
1 answer:
jekas [21]3 years ago
6 0

Answer:

6.44 moles

Explanation:

At STP, 1 mole = 22.4 L

145 L × (1 mole ÷22.4 L) = 6.44 moles

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IRISSAK [1]

Answer:

The answer to your question is letter A.

Explanation:

Isomers are molecules that have the same molecular formula but have a different structure. The molecule from which are looking an isomer has 5 carbons and 1 double bond. Then we need to look for another molecule with these components.

A.- This molecule has 5 carbons and 1 double bond, This structure is an isomer of the first one.

B.- This molecule has 3 carbons and 1 double bond, it's not an isomer of the first structure.

C. This molecule has 4 carbons and 1 triple bonds, it's not an isomer of the first structure.

D. This molecule has 5 carbons but it doesn't have any double bond, then it's not an isomer of the first structure.

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Atomic number shows the number of protons in an atom's nucleus. If the atomic number is 30, then it has 30 protons. The question says it is neutral, so it must have the same amount of protons and electrons.

A is the correct answer based on this. 
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because it will get dissociated into more ions

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