A scientist makes several observations about a chemical reaction and records them in the table shown. Which observation contains an error based on the Law of Conservation of Mass? o 1
o 2
o 3
o 4

Elements that do not have full outer electron shells will donate, share, or take electrons from other atoms. choose the items that have the correct binary ionic formula.

One of the few xenon compounds that form is cesium xenon heptafluoride (csxef7). how many moles of csxef7 can be produced from the reaction of 13.0 mol cesium fluoride with 12.5 mol xenon hexafluoride? csf(s) + xef6(s) csxef7(s)

Which metal exist in liquid state and can be cut with knife ?