A common carboxylic acid used in cooking is acetic acid, it can be found in vinegar, and some salad dressings and barbeque sauces. Acetic acid is its common name, if it's composed of two carbons, what's its IUPAC name? A)

Formaldehyde

B)

Acetic acid

C)

Ethanoic acid

D)

Propanoic acid

Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space