lanadiako12 lanadiako12

12-06-2020
Chemistry

contestada

If it takes 450 J of energy to melt 5 g of a substance, how many joules would be needed to melt 15 g?

A. 9000 J
B. 6750 J
C. 2250 J
D. 1350 J

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Respuesta :

kkate8365 kkate8365

12-06-2020

Answer:

D.1350

Explanation:

Because 5×3=15 and 450×3=1350

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