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MODEL PAPER 9 — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryMODEL PAPER 92 Marks
Question
A person suffering from high blood pressure should take less common salt, why?
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Answer

Common salt contains$ Na^+$ and $Cl^-$ which increase osmotic pressure of blood, therefore increase blood pressure. So an increase in salt intake retains the fluids which raises the blood pressure by increasing the blood volume and can increase the work load on the heart.

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