jordijimenezz74 jordijimenezz74

27-07-2020
Biology

contestada

How might scientists compare the efficiency of different energy sources?
A. None of these.
B. Weigh them to compare their masses.
C. Use a mass spectrometer to determine their chemical makeups.
D. Burn them and see how hot they can make a water sample.

Respuesta :

27-07-2020

A None of these is the answe I think

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