One mole of marshmallows (standard 1 in3 size) would cover the United States to a depth of 650 miles.

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest

If it is an isoelectronic series select true, if not select false. o2-, s2-, se2-, te2- na+, k+, rb+, cs+ n3-, p3-, as3-, sb3- ag, cd+, sn3+, sb4+ f-, cl-, br-, i- f-, ne, na+, mg2+ s2-, s, s6+

The bohr model of the atom explained why emission spectra are discrete. it could also be used to explain the photoelectric effect. which is a correct explanation of the photoelectric effect according to the model?