Question

a piece of iron has mass 156 gram and volume of 20 cm cube find the density of iron in SI units CGS unit​

Answer 1

Answer:-

• Mass=156g
• Volume=20cm$^3$

We know

$\boxed{\sf Density=\dfrac{Mass}{Volume}}$

$\\ \qquad\quad\sf{:}\longrightarrow Density=\dfrac{156}{20}$

$\\ \qquad\quad\sf{:}\longrightarrow Density=7.8g/cm^3$