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Chemistry, 09.12.2021 21:10 yesmi

URGENT!!! A sample of platinum was heated from 31.0°C to 51.0°C, and it took 62.2 calories of heat to do so. What was the mass of the piece of platinum?

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URGENT!!! A sample of platinum was heated from 31.0°C to 51.0°C, and it took 62.2 calories of heat...

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