What is the pKa for the following weak acid equilibrium? CH3COOH+H2O⇋H3O++CH3COO− pKa and Strength: The strength of an acid refers to the extent it forms ions when dissolved in water. The lower the pKa is, the stronger the acid is. Acids with high ...
In biochemistry, what is a ligand? What is the mechanism? Which will have the lowest pKa? Why? a. H2O b. H2Se c. H2S What is this molecule? CH3CH2CHCHCH3 Saran is an important polymer used for films and fibers. If saran is an alternating copolymer of 50% each 1-chloroethene and ...
wherein {eq}K_w{/eq} is the autoionization constant of water ({eq}K_w = 1\times 10^{-14}{/eq} at {eq}25\text{ }^\circ\text{C} {/eq}). Answer and Explanation: The {eq}K_a{/eq} of a weak acid and the {eq}K_b{/eq} of the corresponding conjugate base are related...
What is the acid anhydride of perchloric acid?Which one of the following compounds is most acidic?Which of the following compounds is most acidic?Which one of the following compounds is more acidic?Which of the following compounds is most acidic? a. CH_3NH_2 b. CH_3OH ...
What is the PKa of formic acid? Why are hydrogen bonds weak? Is sodium bicarbonate a strong or weak base? What are acidic oxides? How are fatty acids catabolized? What is the conjugate acid of OH^{-1}? What are the rules for naming acids?
What is the definition of a weak acid? What is the difference between a strong acid and a concentrated acid? Which of the following are acids? a) CH4 b) HCl c) CH3OH d) H2SO4 e) HCl and H2SO4 Which of the following acids is strongest? a. H2Te b. H2O c. H2S d. H2Se ...
What is the strength of phosphorous acid? Phosphorous acid: H3 P O3 Answer and Explanation:1 Phosphorous acid has a lower pKa value having range between 1.26-1.3. Moreover, the presence of double bond oxygen in phosphorous acid has -I effect... ...
Acidity constant of a weak acid.The partial dissociation of acid upon dissolution in the solvent is the major characteristics of a weak acid. pKa of acids defines the acidic strength in a given solution. It is a quantitative measurement.
What is the PKa of formic acid? What is the conjugate base of H2PO4-? What is the conjugate base of HCl? What makes up an acid? Is salt acidic or basic? What is the basicity of H3PO3? Which of the following is the strongest acid? Acid pOH HA 8.71 HB 9.21 HC 9.17 HD 4.29 HE...
solute/total mass of solution If concentration is 0.3M CaCl2, that means the following: In 1000ml of solution there is 0.3mol of CaCl2 In 1000ml of solution there is 0.3 111 g of CaCl2 We can also convert 1000ml of solution into g by multiplying the volume with density of the ...