Homework Help: chemistry

Posted by Anonymous on Sunday, May 1, 2011 at 4:50pm.

in the reaction between sodium and water, hydrogen gas is given off and sodium hydroxide is formed. The gas is collected and there is found to be 1.8 moles of hydrogen.
a) what mass of sodium would have been used in the reaction?

chemistry - bobpursley, Sunday, May 1, 2011 at 4:55pm
Balance the equation:

Na + 2HOH= NaOH + H2
so the mole ratio of Na:H2 is 1:1

how many grams of Na is in 1.8 moles>

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