chalk contains carbon, calcium and oxygen in ratio 3 : 10 : 12 . Find the percentage of calcium in chalk
Answers
Answered by
10
Answer:40%
Step-by-step explanation:
Total=3+10+12=25
10/25*100=40%
Answered by
0
Answer:
hey!
here is your answer >>>
constituents,
calcium = 10 x
carbon = 3x
oxygen = 12x
X is the total.
Percentage of carbon!.
Carbon ratio is 3x, the total ratio is 25x
percentage is ,
(3x/25x ) 100
(3/25)100
(3)(4)
12% is the answer.
Hope my answer helps! ✌️
Step-by-step explanation:
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