For 10 points, name this English chemist who theorized that elements are made of many identical and indivisible atoms.
This scientist rediscovered Hadley cells and proposed that color-blindness was a hereditary condition caused by discoloration of the vitreous humour. This scientist and Gay-Lussac independently discovered Charles' Law, and he names a law equating the total pressure to the sum of the (*) partial pressures. The ratios of elements that form compounds are strictly whole numbers according to this scientist's law of multiple proportions. For 10 points, name this English chemist who theorized that elements are made of many identical and indivisible atoms.
This scientist rediscovered Hadley cells and proposed that color-blindness was a hereditary condition caused by discoloration of the vitreous humour.
John Dalton