Question

1.8g water decomposes to give 0.2g H2 what will be the mass of o2 obtained?

Answer 1

Answer:

mass of O2 obtained will be 1.6 grams

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Answer 2

Answer:

mass of rectant = mass of products

water= h2 + 02

1.8= 0.2+ o2

o2= 0.2- 1.8

o2=1.6 gram