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Which law adds partial pressures to give a mixture's total pressure?
AGraham's law of diffusion
BDalton's law of partial pressures
CAvogadro's law of equal volumes
DHenry's law of gas solubility
Answer & Solution
Correct answer: B. Dalton's law of partial pressures
Dalton's law states that each gas in a mixture contributes its own pressure and these add up.
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