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17 December, 05:25

A mixture contains 3.64g nacl, 2.87g nh4cl, and 4.13g of sio2. what is the percent by mass of nh4cl

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  1. 17 December, 08:15
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    Total mass = 3.64 + 2.87 + 4.13 = 10.64 g Mass percent of NH4Cl = (mass of NH4Cl / Total mass) x 100 = (2.87 g/10.64g) x 100 = 27.0 % mass of NH4Cl
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