Tag Archives: H2

How many grams of water could be raised from 25 C (room temp) to 100 C (boiling point of H2O) by the amt of?

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Ivory asked:


energy released in the formation of 1 mol H2 from hydrogen atoms? The bond energy of H2 is 435 kJ/mol

The answer is 1400g

But i dont know how they got that. What formula or conversion factor are we sopposed to use. Im so confused. Please help :(

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Chemistry Help! Grams to liters conversion?

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hydrogen conversion
so there is .7777 grams of hydrogen or h2 or .385 moles. it needs to be converted into liters.
At room temperature and pressure the volume of a mole of any gas is 24 liters.

Please help,

thanks
22.4 is not right

By: dbj7904

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