200cm³of 0.2M Na2SO4 are added to 200cm³ water are mixed well. The concentration of Na+ and SO4²- ​

The answers is a nuclear changes

Each calcium ion has a charge of +2, which can also be written as ca2+. if those ions move out of the neuron and no other ions are moving, the neuron would lose the positive charge associated with those ions and become more negatively charged.

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