Chemistry, 07.01.2020 18:31 gnarlyjordan
2. oxygen can combine with carbon to form two compounds, carbon monoxide and carbon dioxide. the
ratio of the masses of oxygen that combine with a given mass of carbon is 1: 2. this is an example of
a. law of mass conservation
b. law of definite proportion.
c. law of multiple proportions
d. none of the above
Answers: 1
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Which is the layer underground where all empty spaces are filled with a combination of air and water ?
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To find the work done, the force exerted and distance moved are multiplied. a couch is moved twice before you are happy with its placement. the same force was used to move the couch both times. if more work is done the first time it is moved, what do you know about the distance it was moved? a) when more work was done, the couch was moved the same distance. b) when more work was done, the couch was moved less. c) when more work was done, the couch was moved further. d) when more work was done, the couch wasn't moved at all.
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2. oxygen can combine with carbon to form two compounds, carbon monoxide and carbon dioxide. the
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