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.
<u>Density</u> – The amount of matter in a given space. In scientific terms, density is the amount of mass in a unit of volume.
or
The amount of matter in a given amount of space is known as the <u>Density.</u>
hope it helps you
I’m not sure but I’m guessing the answer would be the first one !
I think the first think that you should <span>check if the numeric keypad on a standard desktop keyboard is not working is the num lock key. This key controls whether the primary function of the numeric keypad or the secondary function will work when pressed. </span>
<em>A<u> population </u>is a group of the same kind of living things in a ecosystem.</em>
<em>~I hope this helps! ;)</em>