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What do you know about a chemical compound by looking at its chemical
formula?
A the number and kinds of atoms in the compound
B how many molecules are in a sample
20%
C the properties of the molecules in the compound
60%
D how the compound reacts with other compounds

Respuesta :

horrorrangers

Answer:

the answer is a

Explanation:

compound is a substance made up of a definite proportion of two or more elements. A chemical formula tells us the number of atoms of each element in a compound. ... Let's take a look at the chemical formula of glucose: there are 12 carbon (C) atoms, 22 hydrogen (H) atoms and 11 oxygen (O) atoms

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