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Byju's Answer
Standard X
Chemistry
Mole Concept
The carat is ...
Question
The carat is the unit of mass used by jewellers. One carat is exactly
200
mg. If the carbon atoms present in a
24
carat diamond are
=
2.408
×
10
x
, then the value of
x
is
:
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Solution
One carat
=
200
mg diamond.
24
carat
=
200
×
24
×
10
−
3
g
.
=
200
×
24
×
10
−
3
12
g
mole atom
=
0.4
g
mole atom.
=
0.4
×
6.02
×
10
23
atom.
=
2.408
×
10
23
atoms.
So,
x
is
23
.
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