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How many grams of NaBr are needed to produce 187 grams of CaBr2

How many grams of NaBr are needed to produce 187 grams of CaBr2
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4 votes
How many grams of NaBr are needed to produce 187 grams of CaBr2

User Ganesh Krishna
by
8.6k points

2 Answers

3 votes
nabr= 102.9g
cabr2= 199.9g

that means 2(102.9)=205.8g nabr produces 199.9g cabr
and x g of nabr produces 187g cabr2

205.8/x=199.9/187

so answer is 192.5 g nabr

User Issa Fram
by
8.1k points
5 votes
You will need 96.3g (3sf)
User Gary Verhaegen
by
7.4k points
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