Hydrosulfuric acid, H2S, is a weak acid whose Ka value is 9.5x10^-8. What is the pH of a 4.0M solution of H2S? what is the dissociation reaction of H2SO3 and H2SO4? Complete the reaction then give the expression for the Ka for H2S in water. H_2S + H_2O Left...
(c)Hydrogen sulfide gas, H2S(g), is slightly soluble in water. It acts as a weak acid in aqueous solution.(i) State the meaning o f weak acid.Sketch a diagram to show HOw two sp hybrid o..… …合 ...[1](ii) Give the formul a o f the conjugate base o f H2S.(thermal...
On the flip side, a 0.0005 M HCl solution is dilute, yet still strong. Conjugate acid is an acid that formed when the parent base compound gains one proton and the conjugate base is a base that formed when the parent acid compound loses one proton. Is NO2 a weak conjugate base? Expert...
How are a strong acid and a weak acid similar? How are they different? How can you determine whether a substance is an acid or a base according to the Bronsted concepts of acids and bases? What are acid-base reactions? Can a chemical compound be both an acid and a base?
Buffers can resist pH change by providing a weak base to neutralize added acid. Is the statement true or false? True or false? A 0.05 M solution of an acid is considered a weak acid. Water is neither an acid nor a base. (a) True (b) False. ...
Nitrile 5 was then treated with concentrated H2SO4 and H2S to furnish thioamide 6, and this was followed by a cyclization reaction involving 4-(2-chloroacetyl)- benzonitrile (7) which gave rise to isavuconazole 8 in 81% yield across the two-step sequence. The preparation of water-soluble ...
Hydrocyanic Acid: When dissolved in water, HCN is referred to as hydrocyanic acid. Hydrocyanic acid is a weak acid and the cyanide ion produced during ionization is extremely toxic to life. Answer and Explanation:1 To determine the molecular geometry of HCN, we will first draw its Lewis struct...
Figure 1.GYY4137 induces H2S in HUVECs. (A) Intracellular H2S content in HUVECs was evaluated by double staining with SF7-AM (an H2S marker, green) and DAPI (a nuclei marker, blue). Scale bar 100 µm. (B) Quantification of fluorescence intensity in GYY4137-treated cells relative to...
The letter A in the equation is a variable, and H2A represents the potential electron donor. For example, "A" may represent sulfur in the electron donor hydrogen sulfide (H2S), according to medical and life sciences news siteNews Medical Life Sciences. ...
On the other hand, H2SO4 is a very strong acid. Because it is such a weak base, sulfate ion undergoes negligible hydrolysis in aqueous solution.The sulphate of a metal `M` contains `9.87%` of `M`, This sulphate is isomorphous with...