Question

verify by calculating that 5 moles of SO2 has higher mass than 5 moles of H2O

Answer 1

c=12

0=16

h=1

co2=12+32=44

h2o=2+16=18

5 mole co2=44*5=220

5 mole h20=90

b). Ca=40

mg=26

240 g Ca=240/40=6 mol

240g mg=240/24=10

ratio=6:10=3:5