What is the energy, in J, of light that must be absorbed by a hydrogen atom to transition an electron from n = 3 to n = 6?

Two things that biomedical has invented or innvated

Agas diffuses 1/7 times faster than hydrogen gas (h2). what is the molar mass of the gas? 100.10 g/mol 98.78 g/mol 86.68 g/mol 79.98 g/mol

Given that 1 mi = 1760 yd, determine what conver- sion factor is appropriate to convert 1849 yd to miles; to convert 2.781 mi to yards.