What volume of KCl(g), measured at STP, is produced with 8.56 g of KMnO4 and
excess Cl?

4- c, because all matter stays the same no matter what. it is still there. 5- b, because matter is known as mass. 6-c because, flammability is a chemical property. malleability is changing the shape of an object.

Ijust took the quiz. their is no coefficient needed. : )

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.