An object has a mass of 6.8 g and a volume of 34 ml. what is the density of the object? 0.04 g/ml 0.1 g/ml 0.2 g/ml 5 g/ml

What elements have 2 electrons inthe 4s sublevel

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)

Nan element’s square on the periodic table, the number with the greatest numerical value represents the