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What is the molarity of a 100 mL solution that contains 2.00 g KCL

User RicLeal
by
3.2k points

1 Answer

13 votes
13 votes

Answer:

The molarity will be "0.26 M".

Step-by-step explanation:

The given values are:

Mass,

= 2.00 g

Volume of solution,

= 100 mL

or,

=
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=
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Molar mass of KCl,

= 74.5 gm

Now,

Moles of KCl will be:

=
image

=
image

=
image

hence,

The molarity will be:

=
image

On substituting the values, we get

=
image

=
image

User Miga
by
2.6k points