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Answer 1

Answer:

3. On addition to water, the Na+ section of NaCl is attracted to the oxygen side of the water molecules, while the Cl- side is attracted to the hydrogens' side of the water molecule. This causes the sodium chloride to split in water, and the NaCl dissolves into separate Na+ and Cl- atoms.

4. Glucose is not an electrolyte because it does not dissociate to give ions when dissolved in water. free ions are important for electricity to pass i.e. why