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2. A solution used to clean grease stains in fabrics and leather consists of 60 cms carbon tetrachloride, 5 cm3 amyl alcohol, and 20 cms ligroin. If no volume change occurs during the mining of these components, find the percentage by volume of each component of this cleaning solution...

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Answer:

carbon tetrachloride 80% ,

ligroin 16%, and

amyl alcohol 4%.

Their ratios are 80 : 16: 4

Total = 100 parts

carbon tetrachloride 80% 80/100 * 75= 60 pints

ligroin 16%, and 16/100 * 75 = 12 pints

amyl alcohol 4% 4/100 * 75 = 3 pints

60+12+3= 75