Please do 1 through 6 1. (5 pts) Which of the following acids is the strongest...
(8 pts) Comparing dissociation constants, circle the strongest base in the following pairs. You must justify your reasoning and show any calculations to receive credit. 5. Circle the strongest base in the pair: A. CsHsN and NHs and (pyridine and ammonia bases) Justification: B. PO. and AsO. and (phosphate and arsenate) Justification: 6. (10 pts) Calculate Ka of a weak acid given that a 2.3 M HA solution has a pH of 1.55. Ka: 7, (10 pts) Calculate the pH...
o pts) all your work or reasoning M solution of Be(OH)2? Circle the most correct ans hat is the pH of a 110 he a) -0.01 b) 2 d) 10 e) 16 7
2. a) Rank the following acids/bases from strongest (1) to weakest (4). (4+4 pts) CH2CH- HCC- NaOH NaNH2 b) Briefly rationalize your relative ranking between your strongest base and your second strongest base.
2-5 Revised 02/19/2009 Mill- Practice Quiz for Chapter 16 (Note, you should not necessarily expect multiple choice questions on the test.) Hydride ion H' is a stronger base than hydroxide ion OH. Complete the following reaction > H' (aq) + H2O (l) What is the molar concentration of hydronium ion H,O in pure water at 25° C? What is the molar concentration of hydroxide ion OH if the solution pH is 4.282 at 25 C? Calculate the molar concentration of...
Rank the following organic acids from strongest(1) to weakest (5). Rank the following organic acids from strongest(1) to weakest (5) Он HO OH С. В. А. HO F OH HO Е. D. ON Strongest acid(1) . D II. E 2. 3. l.C IV. A 4. Weakest(5) V. B
A. Ring the following acids from strongest (1) to weakest (5). Think About what factors lower or raise pKa of acids. Give your ranking underneath each structure. B. Rank the following cations from most stable (1) to least stable (5). Think about what factors increase or decrease the stability of cations. Give your ranking underneath each structure. C. Circle each or write down the compound or ion that should be AROMATIC. 3. (a) Rank the following acids from strongest (1)...
Rank the following organic acids from strongest(1) to weakest (5). OOH OOH OH O OH о он E. NO2 Strongest acid(1) , Weakest(5)
Acid-base reactions (5 pts total) 3. (a) (2 pts) The acids are missed from the following acid-base reactions. Fill the missing acids to complete the acid-base reaction and label all Hs that are transferred in the acid-base reaction. (b) (2 pts) Draw curved arrows on the reaction above to complete the arrow-pushing mechanism of this acid-base reaction. Products Reactants (c) (1 pt) The equilibrium will favor (circle one): 4. Cycloalkane (12 pts) (a) (6 pts) Properly name the tri-substituted cycloalkane...
Please explain, and do step by step! 4. 10 Points. SHOW YOUR WORK CLEARLY a) USE THE FACTOR LABEL METHOD What volume of a 0.500 M HCl solution is needed to neutralize 10.0 mL of a 0.220 M Ba(OH), solution 2 HCl(aq) + Ba(OH)2(aq) → BaCl2(aq) + 2 H2O(1) b) USE THE FACTOR LABEL METHOD An experiment calls for the addition of 0.250 g of HCl to reaction vessel. You have at your disposal a 0.250 M HCl solution. How...
Question 5 1 pts Which of the following compounds is the strongest base contains the most reactive electron (a) () (c) d) (0) (a) b @d (d) el Question 6 1 pts Which is the most acidic proton of the designated protons on the structure of Lysergic acid? Ha)