A mixture contains 20% CO2, 30% SO2 and 50% H2O, what is the mass perc – McqOptions

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1.	A mixture contains 20% CO₂, 30% SO₂ and 50% H₂O, what is the mass percent of CO₂?
A.	t23
B.	t45
C.	t66
D.	t87
Answer» B. t45

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