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If feed of 100 tonnes per hour at 5% concentration is fed to a crystallizer, the product obtained at 25% concentration is equal to ___________tonnes per hour.

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If feed of 100 tonnes per hour at 5% concentration is fed to a crystallizer, the product obtained at 25% concentration is equal to ___________tonnes per hour.

(a) 20

(b) 25

(c) 35

(d) 40

I got this question in an international level competition.

This is a very interesting question from Material Balances -VI topic in division Material Balances of Chemical Process Calculation

1 Answer

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Best answer
Right choice is (a) 20

To explain: Mass balance for the feed.

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