If the neutralized mixture was boiled dry, what would be left?

Rutherford's experiment indicated that matter was not as uniform as it appears what part of his experimental results implied this idea

What is the number of moles in 15.0 g ash3?

Agas is contained in a thick walled balloon when the pressure changes from 1.21 atm to 2.52 the volume changes from 3.75 l to 1.72 l and the temperature change from 293k to blank k