It indicates what elements is composed by and how many atoms of one element are linked to the other.
For example, this is the formula for table salt is:
NaCl
The formula indicates that table salt (sodium chloride) is composed by sodium (Na) and chlorine (Cl) on a 1:1 ratio.
Hope it helped,
BioTeacher101
Water amount. Weather. Ecosystem
To delay the effects of alcohol
The electrode is Magnesium. Mg(s). During the operation some of the Mg atoms turn into Mg2 ions and go into the solution.
Answer:
If the cell had 3 chromosomes, it would be haploid.