can someone help please

label Chemistry
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What mass of the second-listed reactant in each of the following reactions is needed to react completely with 5.013 g of the first-listed reactant?

SO2 + 2H2S → 2H2O + 3S

2BF3 + 6NaH → B2H6 + 6NaF


Dec 10th, 2014

1). Mass of second reactant required = 5.013*68/64 = 5.3263 g

2).  Mass of second reactant  required =  5.013 * 72 / 67.8 =  5.3235

Dec 10th, 2014

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Dec 10th, 2014
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Dec 10th, 2014
Jun 28th, 2017
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