please explain 3,4,and 5 thanks Diassociate 3. Which of the following is not a conjugate acid-base...
Name: Date: Period: Acid Base Worksheet 1. Identify whether each is an acid or base: Turns blue litmus paper red Turns red litmus paper blue Tastes sour Tastes bitter 2. A Bronsted-Lowry acid is an proton 3. A Bronsted-Lowry base is an proton 4. A Lewis acid is an electron pair 5. A Lewis base is an electron pair 6. True or False According to the Arrhenius system, water is neither an acid nor a base. A solution with a...
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...
Complete the following table of conjugate acid/base pairs. 1.66 points Acid Conjugate Base Conjugate Acid (8 00:25:59 Base NH HCI Br CH,NH, eBook CH,COOH CN- он- HAPO, Print HPO 2 1 HO HSO, HI References | H, SO | NH: 1L HBr | PO 1 CH CON GI OH C HCH NH, | HO || SO2 HEO HPO, | HCN. NH H,PO,
In the following equation, label the Bronsted-Lowry acid, base and conjugate pairs. CH3NH2 (aq) + H2PO4- (aq) ↔ CH3NH3+ (aq) + HPO42- (aq)
Which of the following is/are a conjugate acid-base pair? Thanks! HNO3 and CN- H3O+ and H2O H2SO4 and HSO4- HBr and Br- H3O+ and OH-
(1) The Brønsted-Lowry conjugate acid / conjugate base pair in the forward direction for the following equilibrium is, HCN (aq) + NO2 (aq) + HNO2 (aq) + CN (a) HCN, NO, (b) NO, , HNO2 (C) HNO, CN (4) CN, HCN (2) HNO, NO, (1) HCN, CN (2) The pH of 5.0 x 10* M aqueous solution of calcium hydroxide is (a) 10.7 (b) 5.4 (c) 11.0 (d) 3.3 (e) 8.6 (1) 3.0 (3) Assuming that any strong base encountered...
2 points QUESTION 4 Which of the folowing will be the best conjugate acid/base pair to prepare a buffer at a pH of 3.25? The ka for the acid is provided in parentheses. O HNO2INO2 (40 x 10-4) HC2H302/C2H302 (1.8 x 10-6 Онсисі HCO3 C022 (4.8 x 10-11)
7. Identify the conjugate acid base pairs in the following chemical equation: CN (aq) + CH3NH3 (aq) a. HCN(aq) CH3NH2 (aq) b. HSO4 (aq) HO (I)SO42(aq) + H20(aq)
Label the stronger acid in each pair. Which acid has the stronger conjugate base? a. H2CO3 or HI b. HF or HBr c. H2SO4 or HNO3 d. H3PO4 or HCN
16.2 Identify the acid-base conjugate pairs in each of the following reactions. (a) CH3COO- + HCN > CH4COOH + CNC (b) HCO3 + HCO3 = H2CO3 + CO3- (C) HAPO + NH3 HPO + NH (d) HCIO + CH3NH, 2 CH3NH+ + C10- (e) CO3- + H20 = HCO3 + OH 163 Classify each of the following species as a Brønsted