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QUESTION 12 Which formula represents proline? NH4 سکے۔ فل OH H2NcooH COOH HaNcooH H2NcooH Show transcribed...
Provide the molecular formula of the structures below. OH O CH3 COOH HO OH OH o > Carbon? [Select] Hydrogen? [Select] ✓ Nitrogen? [Select) < Oxygens? [Select] ✓ Sulfur? (Select]
12. Predict the product for the following reaction. OH OH CH COOH + enantiomer A. I D. IV
12. The pK, for NH4 is 9.26. This expression refers to which of the following reactions? A. NH4+ (aq) + OH(aq) + NH3(aq) + H2O(aq) B. NH4+ (aq) + H2O(l) NH3(aq) + H30+(aq) C. H3O+(aq) + OH(aq) → 2H2O(1) D. NH3(aq) + H30+(aq) NH4+ (aq) + H2O(l) E. NH3(aq) + H2O(1) NH4+ (aq) + OH (aq)
Question 5 (1 point) Concerning the equation, ! Law NH3 + H2O <-> NH4+ + OH", (<-> consider as an equilibrium arrow) which of the following statements are TRUE? (0) NH3 and OH' are weak bases. (ii) NH3 is a Bronsted base and NH4+ is its conjugate acid. (iii) H20 is a Bronsted acid and OH is its conjugate base. (iv) NH4+ is a weaker acid than H20. O all statements are true 'Oi, ii, iii Oli, iv Oi, ii...
Lactic acid (CH3CH(OH)COOH) has only one acidic hydrogen which can dissociate as follows: CH3CH(OH)COOH (aq) + H20 (1) --- H30+ (aq) + CH3CH(OH)COO (aq) A 0.10 M solution of lactic acid has a pH of 2.44. Calculate the Ka. Ка? 10^
Concerning the equation, NH3 + H20 <-> NH4+ + OH", (<-> consider as an equilibrium arrow) which of the following statements are TRUE? (i) NH3 and OH are weak bases. (ii) NH3 is a Bronsted base and NH4+ is its conjugate acid. (iii) H20 is a Bronsted acid and OH is its conjugate base. (iv) NH4+ is a weaker acid than H20. Oi, ii, iii Oi, i Oii, iv O ii, iii o all statements are true
HULIOL QUESTION 7 The formula for ammonium sulfate is a. NH4(SO4)2 b. NH4504 c. (NH4)2(SO4)2 d. (NH4)2SO4
D Question 7 1 pts -0 HOND cl COOH H-C-OH HOOC-C-H H-C-H COOH - This molecule is isocitrate, which of the labeled carbons is lost in the reaction catalyzed by isocitrate dehydrogenase? СА OB D Ο Ε
Which formula shows the proper use of parentheses? O (NH4)2SO4 None of these is correct. (NH2)CI) (NH4)2(SO4) O Na(CI)
Question 4 2 pts Which reaction represents the oxidation of 2-propanethiol? - 10 Mycom -OH - [0] او ,CH- تم و ار فتاة تة تم CH,