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Determine the Apparent Molar Mass of a Mixture of Oxygen (2 Kg)with Nitrogen (3kg),kg/mol 0.295 2947 0.0295 2947 2947

Вопрос

Determine the apparent molar mass of a mixture of oxygen (2 kg)with nitrogen (3kg),kg/mol 0.295 2947 0.0295 2947 2947

Решения

4.4 (201 Голоса)
Пантелеймон
Экспертная проверка
мастер · Репетитор 5 лет

Ответ

the apparent molar mass of the mixture, we need to calculate the total mass of the mixture and the total number of moles of each component.Given:- Mass of oxygen = 2 kg- Mass of nitrogen = 3 kgFirst, let's calculate the number of moles of each component using their respective molar masses:- Molar mass of oxygen (O₂) = 32 g/mol- Molar mass ofN₂) = 28 g/molNumber of moles of oxygen: Number of moles of nitrogen: Next, we calculate the total mass of the mixture: Now, we calculate the total number of moles in the mixture: Finally, we calculate the apparent molar mass of the mixture: Therefore, the correct answer is: