Identify the products formed in the net reaction of the electrolysis of water.

hydrogen gas and oxygen gas

liquid hydrogen and oxygen gas

aqueous hydrogen ion and hydroxyl ion

liquid oxygen and hydrogen gas

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.

How many moles of lead are in 1.50 x 10^12 atoms of lead? could you explain the answer as well and not just give it to me i am refreshing for finals and i need to know how to do it