Which of the following pairs of substances best illustrates the law of multiple proportions? a. h2 and o2 b. no and no2 c. p2o5 and ph3 d. cacl2 and cabr2 no and no2 best illustrates the law of multiple proportions.

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a. the mitochondria b. the nucleus c. the vacuoles d. the endoplasmic reticulum

Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.

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