Plant cells have a strong, rigid outer layer known as the cell wall. The function of the cell wall is to -
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There are 3 moles of
<span>per 1 mole of salt and 1 mole of
</span>per mole of salt, the total ionic concentrations must be
of 
, and 
of 
<span>per 1 mole of salt and 1 mole of
</span>per mole of salt, the total ionic concentrations must be