Question

A student weighed an empty graduated cylinder and found that it had a mass of 25.23 g. When filled with 25.0 mL of an unknown liquid, the total mass was 50.92 g. What is the density of the liquid?

Answer 1

ρ

(density)

=

Mass

Volume

≅

1

⋅

g

⋅

m

L

−

1

Explanation:

For your problem,

ρ

=

(

50.92

−

25.23

)

⋅

g

25.0

⋅

m

L

=

1.03

⋅

g

⋅

m

L

−

1

Alternatively

ρ

=

(

50.92

−

25.23

)

⋅

g

25.0

×

10

−

3

L

=

?

?

g

⋅

L

−

1