If 60.2 grams of Hg combines completely with 24.0 grams of Br to form a compound, what is the percent composition of Hg in the compound?

1 Answer
anor277
May 23, 2017

#%Hg=71.5%#

Explanation:

#%Hg="mass of mercury"/"mass of mercury and bromine"xx100%#

#=(60.2*g)/(60.2*g+24.0*g)xx100%=??%#

In such a binary compound, if you have the percentage by mass of one component, you also have the percentage by mass of the other component.

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