The relationship between the velocity (U) of gas molecules and their relative molecular mass (M) is shown by the equation

• A.U = (kM)\(\frac{1}{2}\)
• B.U = (kM)²
• C.U = \(\sqrt{k}{m}\)
• D.U = (\(\frac{k}{m}\))\(^{\frac{1}{2}}\)
• E.