Atomic mass of H = 1.08
Atomic mass of Cl = 35.45
Atomic mass of O = 16.0
9.25 Calculate the mass percent composition (percent by mass of each element) in the following compounds....
2) Calculate the percent composition for each element in the following two compounds: a) SO: b) NaH PO
Calculate the percent composition by mass of each element in LiCIO, % Li = % CI - %0=
Calculate the mass percent composition of nitrogen in each of the following nitrogen compounds. Express your answer using four significant figures. 1. N2O5 2.HNO2
Calculate the mass percent composition of nitrogen in each of the following nitrogen compounds. You may want to reference (Pages 181 - 186) Section 4.10 while completing this problem. Part A NO Express your answer using four significant figures. EVO ALDO ? mass %N- Submit Request Answer Part B BN Express your answer using four significant figures. 0 AED - O ? Calculate the mass percent composition of nitrogen in each of the following nitrogen compounds. You may want to...
Exercise 3.72 PartA Calculate the mass percent composition of nitrogen in each of the following nitrogen compounds. N20 Express your answer using four significant filgures. mass % N Submilt Request Answer Part B SigN4 Express your answer using four significant figures. mass % N- Submit Part C NaNH2 Express your answer using four significant figures
9. Calculate the percent composition of the following compounds: (a) Na20 (b) Na2CO3 10. Which of the following hydrocarbon contains greater percentage of carbon by mass? (a) naphthalene, C10Hs and (b) anthracene, C14H1o.
9. Calculate the percent composition of the following compounds: (a) Na2O (b) Na2CO 10. Which of the following hydrocarbon contains greater percentage of carbon by mass? (a) naphthalene, C1OHS and (b) anthracene, C14H10. 215-
7.39 Calculate the mass percent composition of each of the following: a. MgF2, magnesium fluoride b. Ca(OH)2, calcium hydroxide c. C4H204, erythrose, a carbohydrate d. (NH4)3PO4, ammonium phosphate, fertilizer e. C17H 9NO3, morphine, a painkiller
- 1 I 19.27 Calculate the percent by mass of the element listed first in the chemical formulas of following compounds. a. H2SO4 b. BeSO4 c. Al(SO4)3 d. (NH4)2SO4 ch mont listed llowing
Calculate the percent by mass of the element listed first in the formulas for each of the following compounds. methane CH4, sodium nitrate NaNO3, carbon monoxideCO, nitrogen dioxide NO2, 1-octanol C8H18O, calcium phosphate Ca3(PO4)2, 3-phenylphenol C12H10O, aluminum acetate Al(C2H3O2)3,