If 3.289 x 10 23 atoms of potassium react with excess water, how many liters of hydrogen gas would be produced at STP?

2 K + 2 H 2 O  2 KOH + H 2

Qrepresents joules in the formula

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.