$74.5 \ g$ of a metallic chloride contains $35.5 \ g$ of chlorine. What is the equivalent mass of the metal?

$10 \, g$ of $CaCO_3$ contains

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

The density of liquid ethanol is $0.929 \, g \, cm^{-3}$. What is the volume occupied by one mole of ethanol molecules?

An element has two main isotopes of mass numbers $85$ and $87$. In nature,they occur in the ratio of $75\%$ and $25\%$ respectively. The atomic weight of the element will be approximately:

$0.1914 \ g$ of an organic acid is dissolved in approx. $20 \ mL$ of water. $25 \ mL$ of $0.12 \ N$ $NaOH$ is required for the complete neutralization of the acid solution. The equivalent weight of the acid is