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Question 12(Multiple Choice Worth 1 points) (02.03 HC) Kim heated 12 g of Substance A to obtain 4 g of Substance B and a certain amount of Substance C. Which statement is correct? Substance A and Substance C have the same mass. Substance B and Substance C have the same mass. Mass of Substance C is twice the mass of Substance B. Mass of Substance A is twice the mass of Substance C.

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aerickson2102

the mass of substance c is twice of substance b. we know this through the law of conservation, so 12 > 4 + _, so substance C is 8, which is twice B

Answer:

The answer is C, Mass of Substance C is twice the mass of Substance B.

Explanation:

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