What is the change in enthalpy for the single replacement reaction between solid zinc and cs2so4 in solution to produce cesium and znso4? zn + cs2so4 → 2cs + znso4 given: cs2so4(aq): δhf °= –1400 kj znso4(aq): δhf °= –1063 kj 2463 kj –2463 kj 337 kj –337 kj

Plz choose one of the compounds from the table and explain how you know the numbers of atoms in your formula. is it possible for two different compounds to be made from the exact same two elements? why or why not? with a limited number of elements (less than 120 are known), does this mean we also have a small number of compounds or do we have a large number of compounds in this world?

Give the orbital configuration of the phosphorus (p) atom.

Draw a line graph showing the relationship between temperature in kelvin as a function of kinetic energy.