2 propanoate on oxidation gives ?

How many total moles of ions are present in 0.0158 mol of nacl?

Light waves can move through , but they travel fastest when they move through a(n) .

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?