In the standardization of $Na_2S_2O_3$ using $K_2Cr_2O_7$ by iodometry,the equivalent weight of $K_2Cr_2O_7$ is:

Calculate the molecular mass of a glucose $C_{6}H_{12}O_{6}$ molecule.

The specific heat of a metal $M$ is $0.25 \ J \ g^{-1} \ K^{-1}$. Its equivalent weight is $12$. What is its atomic weight?

The equivalent mass of an element is $4$ and the vapor density of its chloride is $59.25$. Find the valency of the element.

The equivalent weight of $Fe$ in $Fe_2O_3$ is $(Atomic \ mass \ of \ Fe = 56 \ g \ mol^{-1})$

If $m_1 \ g$ of metal $A$ displaces $m_2 \ g$ of another metal $B$ from its salt solution,and their equivalent weights are $E_1$ and $E_2$ respectively,how is the equivalent weight of $A$ expressed?