Tính số mol của của phương trình CH3COOC2H5+NAOH->CH3COONA+C2H5OK

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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answer; capital earns interest; entrepreneurship receives a profit or incurs a loss;