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Layl
@Layl
July 2022
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помогите номер 770 срочно!
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Senpoliya
Verified answer
2KI + Cl₂ = 2KCL + I₂
w%(KI) = 100 - 6,44 = 93,56 %
m(KI) = 19,8 * 93,56 : 100 = 18,525 г
М(Cl₂) = 35,5 * 2 = 71 г/моль
М(KI) = 39 + 127 = 166 г/моль
m(Cl₂)
= (18,525 * 71 * 1) : (166 * 2) =
3,962 г
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Answers & Comments
Verified answer
2KI + Cl₂ = 2KCL + I₂w%(KI) = 100 - 6,44 = 93,56 %
m(KI) = 19,8 * 93,56 : 100 = 18,525 г
М(Cl₂) = 35,5 * 2 = 71 г/моль
М(KI) = 39 + 127 = 166 г/моль
m(Cl₂) = (18,525 * 71 * 1) : (166 * 2) = 3,962 г