Question

Pls answer this question

Answer 1

Answer:

3.688575

Explanation

Density is 7.89cm^3

M=D×V

Mass=7.89×V -(1)

So let be first find volume

V=A×L

V=2.5×.75

1.87

V= 1.87×.25

0.4675

From eqn -(1)

Mass=7.89×0.4675

3.688575

I hope it's helpful to you