The total pressure of a mixture or gases is the sum of the partial pressures of each gas in the mixture; it is only true for ideal gases.
When two elements can combine to form more than one compound then the amounts of one which combines with a fixed amount of the other will have a simple multiple relationship.
Origin: From John Dalton, English chemist
The numerical value of Daltons law in Chaldean Numerology is: 1
The numerical value of Daltons law in Pythagorean Numerology is: 4
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