The observation that 4.0 g of hydrogen reacts with 32.0 g of oxygen to form a product with
O:H mass ratio = 8:1,and 6.0 g of hydrogen reacts with 48.0 g of oxygen to form the same product
With O/H mass ratio = 8:1 is evidence for the law of
A) definite proportions.
B) energy conservation.
C) mass conservation.
D) multiple proportions.
Correct Answer:
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