who propose that an atom has a positive nucleus with electrons orbiting around it similar to the planets revolving around the sun??

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?

Why does asexual reproduction result in offspring with identicle genetic variation