Question

.
Do
you
know
which
of
the
following
sentences
is
in

a)
Cutting
of
log
of
wood
into
pieces
is
a


b)
Limewater
turns
milky
on
passing
CO2
through
it.

c)
Hydrogen
gas
is
produced
when
acetic
acid
is
added
to
a
solution
of
a
sodium


hydrogen
carbonate.

d)
Explosion
of
a
firework
is
a
chemical
chang​

Answer 1

Answer:

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Explanation:

Answer 2

Answer:

Explanation:

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