If a substance has a mass of 12.50 g and takes up 3.4 mL of space, what is the density?

The answer is

Explanation:

The density of a substance can be found by using the formula

From the question

mass of substance = 12.50 g

volume = 3.4 mL

The density of the substance is

We have the final answer as

Hope this helps you

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a gas, having a molecular weight of 13 kg/kmol and a kinematic viscosity of 0.25 cm2/s, flows through a pipe 0.25 m internal diameter and 5 km long at the rate of 0.4 m3/s and is delivered at atmospheric pressure.