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What is the mass of oxygen that is requi...

What is the mass of oxygen that is required for the complete combustion of 2.8 kg ethylene :-

A

2.8 kg

B

6.4 kg

C

96 kg

D

9.6 kg

Text Solution

Verified by Experts

The correct Answer is:
D
`C_(2)H_(4)+3O_(2) to 2CO_(2)+2H_(2)O`
`(2.8)/(28)xx10^(3)`
100 mol `n_(o_(2))req`. = 300mol
`W_(O_(2))` req`.=300xx32=9.6` kg
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