English, asked by kanu496, 1 year ago

ch 3 question 1 and 2 class 9

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Answered by rohannalla

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percentage of boron by weight in compound = 0.096 x 100/0.24 = 40%

percentage of oxygen by weight in compound = 0.144 x 100/0.24 = 60%

Thus, boron = 40% & oxygen = 60%.

kanu496: how

kanu496: you have done this

kanu496: i havent understand

kanu496: solve 2 on also

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