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Today I have a test of chemistry plz help me because I dont know about important short and long question of chap 7class 9
please unit no 1
dear you read all the chapters carefully here is no thing difficult
why the result of online test is not coming
it is an ionic compound option: 1)H2o 2)CO2 3)NH3 4)NaCl
PLEASE 1 st year k kpk board wale paper add kare
plzz help me i wnt good mrks in chemistry so wht i can do for got high mrks??
so ap asa kary study ma diyan de jiay yar
After 3 years i back for study
Please 9th me sahiwal board k all subjects guess upload or den plzzz
Good
Why not
it is helpful
What
I m baha how many isotopes of carbon?
3
there are three isotopes of carbon
bbb
how many isotopes of carbon?
C12 ad c13