Why wont boiling permanently hard water leave behind a residue?

Science & Mathematics by Anonymous 2018-07-27 01:01:09

Social Science

5 answers

if water containing NaCl is boiled, it would leave behind a residue, right? Permanent hardness is caused by things like calcium chloride, so why doesn t boiling water containing calcium chloride leave behind a residue?

Anonymous

It does
Anonymous

it does.
Anonymous

Are these the things you normally think about?
Anonymous

Of course it does. Obviously, your Mom cleans up the bathroom for you.
Anonymous

It always has left such residues in my experience. Dissolved solids will not evaporate when boiling water. They are not sufficiently volatile.