Answer;
A.Vinegar and soda
Explanation;
-A salt is a substance that contains a cation which is a metal ion or an ammonium ion and an anion derived from an acid. It is an ionic compound that can be formed by the neutralization reaction of an acid and a base.
It makes the Earth livable for us creatures. We get protected from the Sun's harmful rays reaching to Earth, which makes Earth feel comfortable. Atmosphere also contains Oxygen and we rely on that everyday.
Answer:
The answer should be C: mostly in the 20th century
Explanation:
D; because the cells dna is not in the nucleus
to be honest me neither dude
