What is calorimetry?

An ice cube placed in an ideal thermos flask represents a/an ...... system.

In an isothermal and reversible process,$1.6 \times 10^{-2} \ kg$ of $O_2$ expands from $10 \ dm^3$ to $100 \ dm^3$ at $300 \ K$. The work done in the process is: $(R = 8.314 \ J \ K^{-1} \ mol^{-1})$ (in $J$)

An adiabatic process is .................

The formation of water from $H_{2(g)}$ and $O_{2(g)}$ is an exothermic reaction because

Which of the following is not an extensive property?