solve question number 39
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hi mate
hope this helps you
mass of one water molecule= 2(mass of hydrogen)+mass of oxygen
2(1)+16= 18 gm
mass of 4.4× 10^9 molecules= 18× 4.4×10^9
= 7.92× 10^10 gm
hope this helps you
mass of one water molecule= 2(mass of hydrogen)+mass of oxygen
2(1)+16= 18 gm
mass of 4.4× 10^9 molecules= 18× 4.4×10^9
= 7.92× 10^10 gm
nitin893singh:
answer is given 1.6×10^-13
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