Question Topics: Reactivity 2.1 How much? The amount of chemical change

What is the volume, in \( dm^{3} \), of ethane gas, \( C_{2}H_{6}(g) \), produced when \( 0.25~dm^{3} \) of

What is the volume of nitrogen dioxide, in $cm^{3}$ produced at STP when $1.28~g$ of copper reacts with excess nitric

Equal volumes of $X_{2}$ and $Y_{2}$ gases are allowed to react in a sealed container to form $XY_{3}$ gas. $X_{2}(g)