" A molecule of urea can show "

How many times a molecule of urea have to pass through the heart in its journey from liver to kidney ?

How many time dose a molecule of urea have to pass through the heart in its journey from liver to kidney ?

100 ml urea solution contains 6 xx 10^20 molecules of urea. What is the concentration of the solution.

How many molecules of urea are produced per urea cycle?

6.02 xx 10^(21) molecules of urea are present in 100ml of its solution. The concentration of urea solution is

6.02 xx 10^(21) molecules of urea are present in 1000ml of its solution. The concentration of urea solution is