Chemistry 1

Im not really sure how i can write the possible mole ratios of these equations.

2Hgo-->2Hg+o2

and

4NH3+6NO-->5N2+6H20

Help me please!

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  1. 2 mols HgO to 1 mol O2
    1 mol HgO to 1 mol Hg.

    It's all done with the coefficients.

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