pls answer this one:4th one..
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ishika166:
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A hydrocarbon contains 10.5 gm of carbon per gram hydrogen. Calculate it's empirical formula
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sorry I don't know answer I'm on mole concept till now...could you please answer my question?
question what volume is occupied at stp by 66.022×10^18 molecules of oxygen
how
then we can apply ideal gas eq.
No need
It's mole concept
do you know the answer
relation of no. of molecules and volume is required. .
I Don't know the answer I need to solve it..
can we take standard temperature
No need
temp is stp 273k = 0 degrees Celsius
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if u don't mind I want to give u a tag
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