An amino acid contains by mass: 34.28% C, 6.71% H, 13.32% N, and 45.67% O. What is its empirical formula? Question 3 options: C3H7NO3 C2H5N2O3 C3H9N2O2
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An amino acid contains by mass: 34.28% C, 6.71% H, 13.32% N, and 45.67% O. What is its empirical formula?
Question 3 options:
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C3H7NO3 |
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C2H5N2O3 |
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C3H9N2O2 |
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- Type Formula Ksp Bromides PbBr2 6.3 × 10-6 AgBr 3.3 × 10-13 Carbonates BaCO3 8.1 × 10-9 CaCO3 3.8 × 10-9 CoCO3 8.0 × 10-13 CuCO3 2.5 × 10-10 FeCO3 3.5 × 10-11 PbCO3 1.5 × 10-13 MgCO3 4.0 × 10-5 MnCO3 1.8 × 10-11 NiCO3 6.6 × 10-9 Ag2CO3 8.1 × 10-12 ZnCO3 1.5 × 10-11 Chlorides PbCl2 1.7 × 10-5 AgCl 1.8 × 10-10 Chromates BaCrO4 2.0 × 10-10 CaCrO4 7.1 × 10-4 PbCrO4 1.8 × 10-14 Ag2CrO4 9.0 × 10-12 Cyanides Ni(CN)2 3.0 × 10-23 AgCN 1.2 × 10-16 Zn(CN)2 8.0 × 10-12 Fluorides BaF2 1.7 × 10-6 CaF2 3.9 × 10-11 PbF2 3.7 × 10-8 MgF2 6.4 × 10-9 Hydroxides AgOH 2.0 × 10-8 Al(OH)3 1.9 × 10-33 Ca(OH)2 7.9 × 10-6 Cr(OH)3 6.7 × 10-31 Co(OH)2 2.5 × 10-16 Cu(OH)2 1.6 × 10-19 Fe(OH)2 7.9 × 10-15 Fe(OH)3 6.3 × 10-38 Pb(OH)2 2.8 × 10-16 Mg(OH)2 1.5 × 10-11 Mn(OH)2 4.6 × 10-14 Ni(OH)2 2.8 × 10-16 Zn(OH)2 4.5 × 10-17 Iodides PbI2 8.7 × 10-9 AgI 1.5 × 10-16 Oxalates BaC2O4 1.1 × 10-7 CaC2O4…Calculate the protein count of 100 g of a food, with a total amount of proteinof 20 g and the following composition of amino acids for each g of protein: 200 mg oflysine, 125 mg valine, 182 mg glycine, 290 mg proline, and 43 mg leucine. TwoWhole eggs (100 g) contain 12.8 g of protein and 86 mg of leucine, 70 mg of lysine,66 mg of valine for every g of protein.14 what is the name and molar mass of this structure?
- Write a balanced equation to show the reaction of gaseous ethane with gaseous oxygen to form carbon monoxide gas and water vapor. C2H6(g)+7 O(g) → 2 CO2(g)+3 H2O(g)C2H6(g)+7 O(g) → 2 CO2(g)+3 H2O(g) C2H6(g)+5 O(g) → 2 CO(g)+3 H2O(g)C2H6(g)+5 O(g) → 2 CO(g)+3 H2O(g) 2 C2H6(g)+7 O2(g) → 4 CO2(g)+6 H2O(g)2 C2H6(g)+7 O2(g) → 4 CO2(g)+6 H2O(g) 2 C2H6(g)+5 O2(g) → 4 CO(g)+6 H2O(g)2 C2H6(g)+5 O2(g) → 4 CO(g)+6 H2O(g) 2 CH3(g)+5 O(g) → 2 CO(g)+3 H2O(g)2 CH3(g)+5 O(g) → 2 CO(g)+3 H2O(g)Which of the following would NOT be an empirical formula? C2H6 Al2O3 H3PO4 H2Owhat is the molar mass of sugar? (C6H12O6)
- Plants store glucose as these molecules, which may 4000 glucose units joined together Main source of energy in cells. The most common polysaccharide found in plant cell walls Reaction in which the addition of water causes the sub-units of the macromolecule to separate and degradaton takes place. Each of these sugars has a similar chemcal formula of C6H1206 but different structural arrangements. The simplest empirical formula of any carbohydrate. Sweet tasting sugars like sucrose. This has the unique ability to bond to four other atoms at the same time, making possible the huge variety of organic molecules. This is the animal carbohydrate storage molecule 1. (CH20)n 2. carbohydrates 3. carbon 4. cellulose 5.disaccharide 6. glycogen 7. hydrolysis reaction 8. hexose sugars 9. starch match each sentence with one of the numbers.Calculate the % Composition of aspartame. C14H18N2O5 A. C: 60.19% H:6.10% N:10.52% O:26.31% B. C: 57.14% H:6.12% N:9.52% O:27.21% C. C: 50% H:7% N:9.52% O:30% D. C: 67.14% H:7.12% N:8.52% O:28.21%Which of the following is the molar mass of CH3CH2CH2COOH (C4H8O2)? a. 106 b. 74 c. 88 d. 44
