# data[].attributes.headline
He defined partial pressure in terms of a physical law whereby every constituent in a mixture of gases exerted the same pressure it would have if it had been the only gas present

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He defined partial pressure in terms of a physical law whereby every constituent in a mixture of gases exerted the same pressure it would have if it had been the only gas present

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He measured the capacity of the air to absorb water vapour and the variation of its partial pressure with temperature

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He measured the capacity of the air to absorb water vapour and the variation of its partial pressure with temperature

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He upheld the view, against contemporary opinion, that the atmosphere was a physical mixture of approximately 80 percent nitrogen and 20 percent oxygen rather than being a specific compound of elements

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He upheld the view, against contemporary opinion, that the atmosphere was a physical mixture of approximately 80 percent nitrogen and 20 percent oxygen rather than being a specific compound of elements

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Dalton was well placed to observe various meteorologic phenomena

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Dalton was well placed to observe various meteorologic phenomena

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in 1793 dalton moved to manchester to teach mathmatics at a dissenting academy 

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in 1793 dalton moved to manchester to teach mathmatics at a dissenting academy 

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the brothers purchased a school in kendal 

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the brothers purchased a school in kendal 

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he attended john fletchers quaker school in eaglesfield 

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he attended john fletchers quaker school in eaglesfield 

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dalton was the youngest of the three offspring who survived to adulthood

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dalton was the youngest of the three offspring who survived to adulthood

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his grandfather was a shoe maker his father was a weaver 

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his grandfather was a shoe maker his father was a weaver 

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john dalton was born into a quaker family of tradesmen 

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john dalton was born into a quaker family of tradesmen 

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Manchester

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Eaglesfield, cumberland