Question 6 (1 point) What is the conjugate acid of NH3 NH3 NH4+ Он* NH2 Question...
Question 8 (1 point) The hydroxide ion concentration of a solution is 1 x 10-6 M. What is the pH of the solution, and is it acidic or basic? O pH=6, acidic O pH=6, basic O pH-8, basic pH=8, acidic Question 9 (1 point) A water solution is considered acidic when what is true? (H)-(OH) [HT}<[OH
What is the conjugate the conjuga acid of NH3? as NH₃ b)NH2+ C) NH- d) NH4 e) NH 4t
Question 8 3 pts Which of the following is not a conjugate acid/base pair? O HC2H302/C2H302" O NH4+/NH3 CO2/C03 OH3PO4/H2PO4 Question 9 3 pts A 1.0 M solution of NaC2H3O2 in water is expected to be: Acidic because sodium acetate undergoes hydrolysis Neutral because sodium acetate is a salt Basic because acetate ion is the conjugate base of acetic acid Acidic because it forms acetic acid Question 10 3 pts Examples of ionizing radiation would include: infrared (IR) visible light...
I am most concerned with number 8 7. Identify the conjugate acid: NH3(ag) + HO(aq) =NH4*(ag) OH (ag) a. NH3 b. NH4 с. НаО d. OН 8. A 50.0mL 0.100M weak acid is titrated with 0.100M NaOH and has K=1.6x10-5. Which of the following is true given the volume of N2OH added? (Hint: 25mL of N2OH added would be 2 of the equivalence point and 50mL of N2OH added would be the equivalence point) a. At 25.0mL added, pH=4.80, and...
Q.1. Draw the conjugate base or conjugate acid of the following species Conjugate Acid Conjugate Base a) OH Sb) ? CH3NH2 c) HO d) ? SO- Q.2. ) Circle the most acidic proton and cross out the least acidic protons among the shown hydrogen atoms in the following molecules. NO H NH2 O-H Η Η CH3 OH -SC-H Н" Q.3. Circle the most acidic compound and cross out the least acidic compound in each set. ou la olagla ОН OH...
26 & 27 Question 26 5 pts When a strong acid is added to a strong base in a titration, what is expected at the equivalence point? A neutral solution with a pH - 7 A acidic solution from the strong acid A acidic solution from the conjugate acid of the strong base A basic solution from the strong base A basic solution from the conjugate base of the strong acid Question 27 5 pts Which molecule or ion below...
The conjugate acid of NH3 is Select one a. NH21+ b. NH4 Ở c. NH21- Ô d, NH4OH e. There is not conjugate acid of this compound. The conjugate base of NH4+ is Select one: a. NH3 b. NH2 C. NH31+ d. NH3- e. There is no conjugate base of this ion. The formula for the conjugate base of HCO3- is Select one: a. co32 b. H2CO3 OC. CO2 d. C031- The conjugate acid of H20 is Select one: a....
Conjugate Name Formula Kb Question3 Acid NH4 CH3NH,+ 4.38 x 104 Question 4 Ammonia NH3 1.8 x 10-5 Methylamine CHNH2 Question 5 1 pt C2HsNH2 C2H, NH 5.6 x 104 hylamine Aniline Pyridine Question6 CoH, NH2C6H,NH3+ 3.8 x 1010 Question 7 CsHsNH+ 1.7 x 109 Question 8 1 pt Which base would be the best choice for preparing a pH- 9.50 Question 9 buffer? O aniline O ammonia Oethylamine Question 10 Question 11 1 pt pyridine Omethylamine
Question 8 (1 point) In the reaction H2S + NH2 + NH3 + HS", ammonia is the O) conjugate base of HS O) conjugate base of H2S O) conjugate base of NH2 O) conjugate acid of H2S O) conjugate acid of NH2
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...