Chemistry, 02.10.2020 15:01 ElPaisaJuan

In any pure sample of CO2, the ratio of the mass of carbon to the mass of oxygen is always the same. You can justify this ratio by the fact that
compounds are composed of which of the following?
A. Identical molecules created from atoms combined in whole
number ratios
B. Atoms whose chemical properties do not change during a
chemical reaction
O C. Atoms whose masses do not change during a chemical reaction
D. Different molecules which together produce the observed
elemental ratios

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