Answers by visitors named: Khadija
(-x^5)+(4x^4)-(16x^2)+(16x)
Thew answer is only #2
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I would use 2 flat tables.
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El kaneme
No
Useful
C2H6 is ethane after chlorination n atoms of hydrogen is replaced by n atoms of chlorine so molecular formula becomes C2H6-nCln
Molar mass=12×2+6-n+35.5×n
=30+34. 5n
%=molar massof Cl÷molarmass of compound×100
%=(35.5n÷(30+34.5n))×100=71.7
n=2
C2H4Cl2 is molecular formula
A spring 20cm long is stretched to 25cm by a load of 50N . what will be its length when stretched by 100N assuming that the elastic limit is not reached
Really appreciate to the answer thank u guys help a lot
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