\(n_{CaCO_3}=\dfrac{10}{100}=0.1\left(mol\right)\)
\(CaCO_3+H_2SO_4\rightarrow CaSO_4+CO_2+H_2O\)
\(0.1..........0.1................0.1...........0.1\)
\(C_{M_{H_2SO_4}}=\dfrac{0.1}{0.2}=0.5\left(M\right)\)
\(V_{CO_2}=0.1\cdot22.4=2.24\left(l\right)\)
\(m_{CaSO_4}=0.1\cdot136=13.6\left(g\right)\)