What is specific heat? $(0\mathrm{.}3$ point$)$ B$)$ If specific heat at constant volume is $1\mathrm{.}5$ R$,$ and you supplied$100$J heat to raise the temperature of a gas from $20$ to $100$ degree Celsius, then how many molesof gas are there? $(0\mathrm{.}7$ point$)$ R $=8\mathrm{.}31$ J$/$mol$/$deg