Question

Calculate density of a metal if density of a metal is 13.6g/cm^3 and density of water at 4 c is 1g/cm^3

Answer 1

Answer:

Let the mass of mercury m= 13.6 gm and volume be V=1cm

3

.

Now change in volume when it is heated upto 50

o

C,

ΔV=VαΔT

ΔV=1×1.82×10

−4

×50

ΔV=91×10

−4

cm

3

New volume V

1

=V+ΔV=1.0091cm

3

New density ρ=

V

1

m

=

1.0091

13.6

=13.48gcm

−3