Question

b).240g of calcium and 240 g of magnesium elements have a mole number ratio3:5​

Answer 1

c=12

0=16

h=1

co2=12+32=44

h2o=2+16=18

5 mole co2 = 44 × 5 = 220

5 mole h2o = 90

b) ca=40

mg=26

240g ca = 240/40 = 6 mol

240g mg= 240/24=10

ratio= 6:10 = 3:5

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