Class 9th (EM) Science.pdf
Atomic mass of chlorine atom
The fundamental organization unit of life is
The S.1. Unit of speed is
ay true or false
a) The density of a substance is defined as the mass per unit volume,
b) A molecule containing three atoms of Oxygen is found, this is called Oz
c) The process of melting, that is change of solid state into liquid state is
d) particles of a suspension are visible to the naked eye.
e) the combinng power of an element is known as its valency
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Answer:
=Atomic mass of chlorine is 1
=The fundamental unit of life is cell
=The SI unit of speed is km/hr or m/sec
Answered by
0
Answer:
=Atomic mass of chlorine is 1
=The Fundamental unit of life is cell
=The SI unit of speed is km/hr or m/sec
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