How Much Heat Is Absorbed From The Surroundings When 81 G Of O. Odegree Celcius Ice In A
Beaker Melts And Warms At 10.0 Degree celsius

The chemical reactions lab we did is typically called a "copper plating lab,  because the acid solution cleaned the pennies and made the copper look shinier;   the acid solution cleaned the paperclips and made them look like pennies;   &   the copper from the pennies was removed, and then added to the paperclips. 

This question is incomplete and not physics but i'm  willing to if you can give a better question

25,000 = 2.5 x 10⁴250 = 2.5 x 10^20.025 = 2.5 x 10⁻²0.00025 = 2.5 x 10⁻⁴

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