What is the meaning of this ? <span title="sodium,calcium,phosphorus,magnesium,potassium,chloride,iron,zinc,manganese">sodium,calcium,phosphorus...</span>

Question

thank you very much .

Answer 1

Not sure, doesn&#039;t really make any sense.

They don&#039;t even really have much in common.

Answer 2

sodium is salt, the others are chem. elements -- not sure what you&#039;re asking

Answer 3

They are all metals

Answer 4

I don&#039;t really get the question either.. but they are all elements from the first 4 periods of the periodic table.

Answer 5

hmm i don&#039;t really get the question but these things you listed here are substances. calcium , magnesium potassium are sometimes needed by the human body so it can develop.