(aChlorine reacts with red-hot powder to give iron (III) chloride but not iron (II) chloride. Explain. (b) Sodium hydroxide reacts with chlorine to form bleaching powder. Write a balanced equation for the reaction.

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary

The formation of a solid, also known as a is an indication of a chemical change. precipitate particulate particle powder

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?