answer this question by seeing pic
Attachments:
Answers
Answered by
0
98% by mass indicates in 100 grams of solution, 98 grams of H2SO4 is present.
Number of moles of H2SO4 = 98/98 = 1
Number of moles of water = 2/18 = 0.11
Total number of moles = 1.11
Thus, mole fraction of H2SO4 = 1/1.11 = 0.90
Hope it helps!!
jyothi135:
answer is 0.9
please refresh the page, i've edited my answer
sorry, i got confused between, '% by mass' and '% w/w'
ok
Similar questions