An organic compound contains 12.36% C,2.13% H, 85% Br. Its vapour density is 94. Find its molecular formula.
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vapor density = mass of n molecules of gas / mass of n molecules of hydrogen
vapor density = molar mass of gas / molar mass of H2
vd = molar mass of gas / 2.016
vapor density = ½ × molar mass
molar mass = 2x vd
therefore molecular mass is 188 so molecula formula will be C2H4Br2
vapor density = molar mass of gas / molar mass of H2
vd = molar mass of gas / 2.016
vapor density = ½ × molar mass
molar mass = 2x vd
therefore molecular mass is 188 so molecula formula will be C2H4Br2
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Friend its molecular mass is 188. Molecular formula is C2H4Br2
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