What is the molecular mass of a substance
each molecule of which contains 9 atoms of
carbon, 13 atoms of hydrogen and 2.33x 10-20 g
other component?
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hello dude
from which class you are and tell me your chapter name
swetakumari86:
class 11
but I am in class 7
some basic concept of chemistry
oh sorry!
its ok my dear sister
thanks brother
okk
in which state you are belonging from
west Bengal
okk
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