Can someone plz help me on this?? It’s getting late and I have an essay to finish.. A sample of 6.81 moles of cesium fluoride is reacted
with 8.23 moles of xenon hexafluoride to produce
cesium xenon heptafluoride. Using the balanced
equation below, predict which is the limiting reactant
and the maximum amount in moles of cesium xenon
heptafluoride that can be produced.
CSF + XeFg → CsXeF7

A50.0g sample of liquid water at 0.0 c ends up as ice at -20.0 c. how much energy is involved in this change?

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.

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules