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Given datals mass of gas sample = 1000g mass of mass of t = 2.59 c= 7:59 mass pericent (%) = mass of solute (g) -x100 mass of solution (9) mass percent of H= mass of a -X 100 mass of gas sample 2. 5g - 1000g X100 = 25% mass percent of HE 25% mass percent of c= mass of a mass of gas sample 7. 59 X100 = 751. 10.og cs Scanned paia'ss CamScanner policent of CS 7511,
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