Which of the following was a result of the atomic theory? o a. alchemy was shown to be a true science. o b. the atom was discovered o c. the existence of the four elements was proven. o d. it chemists better understand the properties of matter.

The answer is D.

Explanation:

Chemists began to better understand the properties of matter. APEX :)

specific gravity is the density of a substance divided by the density of water. since (at standard temperature and pressure) water has a density of 1 gram/cm3, and since all of the units cancel, specific gravity is usually very close to the same value as density

so "c" is the answer

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he would use the colour black