Sagot :
Answer:
2. The percent by volume of 150 ml solution that contains 30 mL of ethyl alcohol.
Explanation:
40 + 250 = 100%
290 = 100%
40/290 = 0.14*100 = 14%
Answer = 14 %
Answer:
2. The percent by volume of 150 ml solution that contains 30 mL of ethyl alcohol.
Explanation:
40 + 250 = 100%
290 = 100%
40/290 = 0.14*100 = 14%
Answer = 14 %