27-02-2017
Chemistry

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Determine the number of moles in 549 grams of KNO3

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dibyabshukumar dibyabshukumar

27-02-2017

KNO3=40+14+16*3=210 no. of moles=given mass/molarmass. n=m/M= no. of moles=given mass/molar mass =549/210 =2.61

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