Pl help. When describing blood groups we describe which antigens or proteins they DO HAVE. True or False

Which material produces static charge when rubbed ?

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)

If 90.0 grams of ethane reacted with excess chlorine, how many grams of dicarbon hexachloride would form