1. (a) 5.00g of caffeine is found to contain 2.47g of carbon, 0.26g of hydrogen, 1.44g of nitrogen and 0.83g of oxygen. The molar mass of caffeine is twice the mass of its empirical formula unit. (R.A.M. C=12.01, H=1.01, O=16.00, N=14.01) (i) Calculate the empirical formula of caffeine.
1. (a) 5.00g of caffeine is found to contain 2.47g of carbon, 0.26g of hydrogen, 1.44g of nitrogen and 0.83g of oxygen. The molar mass of caffeine is twice the mass of its empirical formula unit. (R.A.M. C=12.01, H=1.01, O=16.00, N=14.01) (i) Calculate the empirical formula of caffeine.
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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1. (a) 5.00g of caffeine is found to contain 2.47g of carbon, 0.26g of hydrogen, 1.44g of nitrogen
and 0.83g of oxygen. The molar mass of caffeine is twice the mass of its empirical
formula unit.
(R.A.M. C=12.01, H=1.01, O=16.00, N=14.01)
(i) Calculate the empirical formula of caffeine.
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