c) For erythrosine, a food coloring, C20H6L4N22O5, how many hydrogen atoms would be present in the 86.0 g of the compound? H atoms

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter4: Stoichiometry: Quantitative Information About Chemical Reactions
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C,d,e?
c) For erythrosine, a food coloring, C20H6I4N22O5, how many hydrogen atoms would be
present in the 86.0 g of the compound?
H atoms
d) Calculate the molar mass of CoCl2·6H2O
of hydration to be included in the formula.) What is the mass percent composition of cobalt
in this hydrate? Use three significant figures in your answer.
g/mole (There are 6 waters
e) Calculate the mass percent composition of each element in the explosive TNT,
C6H2(NO2);CH3. Use three significant figures in your answers.
Transcribed Image Text:c) For erythrosine, a food coloring, C20H6I4N22O5, how many hydrogen atoms would be present in the 86.0 g of the compound? H atoms d) Calculate the molar mass of CoCl2·6H2O of hydration to be included in the formula.) What is the mass percent composition of cobalt in this hydrate? Use three significant figures in your answer. g/mole (There are 6 waters e) Calculate the mass percent composition of each element in the explosive TNT, C6H2(NO2);CH3. Use three significant figures in your answers.
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