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anonymous
 one year ago
A 0.80 kg block of a substance requires 2.08 kJ of heat to raise its temperature 20 K. Use the table to identify the substance. (attached inside!)
Iron, aluminum, gold, or copper?
**not sure which it would be? :/ thank you!!
anonymous
 one year ago
A 0.80 kg block of a substance requires 2.08 kJ of heat to raise its temperature 20 K. Use the table to identify the substance. (attached inside!) Iron, aluminum, gold, or copper? **not sure which it would be? :/ thank you!!

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Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.1here we have to compute the specific heat, first, so we have to apply this formula: \[\Large c = \frac{Q}{{m\Delta T}}\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0okay!! how can we plug in? :/

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.1\[\Large c = \frac{Q}{{m\Delta T}} = \frac{{2080}}{{0.80 \times 20}} = ...\frac{{Joules}}{{Kg \times Kelvin}}\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ohh okay! so we get 130? and that is the same as gold? so our answer is gold? :O
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