[H+] = 9.83 x 10-3 M
pH = -log[H+] = -log[ 9.83 x 10-3 ] = 2
pH= 2
pH + pOH = 14
pOH =14-2 = 12
[OH ] = 10-12 M
What reaction do I use for this (there aren't any given) In a softdrink the proton...
estion 8 of 11 > At 25 °C, what is the hydroxide ion concentration, (OHC), in an aqueous solution with a hydrogen ion concentration of [H+]=4.7 x 10-7 M? (OH) = M tion 9 of 11 > Atte What is the pH of an aqueous solution with a hydrogen ion concentration of [H+] = 8.4 x 10-4 M? pH = 8.07 Incorrect For the chemical reaction 2 HBr(aq) + Ba(OH)2 (aq) — 2H,0(1) + BaBr (aq) write the net ionic...
A. What is the pH of an aqueous solution with a hydrogen ion concentration of H'] 6.0 x 10M? pH = , in an aqueous solution with a hydrogen ion concentration B. What is the hydroxide ion concentration, OH of H'] = 6.0 x 10-5 M? [OH - C. A monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq) = H(aq) + A (aq) M. and The equilibrium concentrations of the reactants and products are [HA] =...
A. What is the pH of an aqueous solution with a hydrogen ion concentration of H] = 8.8 x 10-'M? pH = B. What is the hydroxide ion concentration, (OH), in an aqueous solution with a hydrogen ion concentration of [H+] = 8.8 x 10-'M? [OH-] = C. A monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq) =H(aq) + (aq) The equilibrium concentrations of the reactants and products are [HA] = 0.300 M, H+] = 4.00...
5. In the following reaction CH, NH, +H,0— CH, NH; + OH CH,NH, + H2O ---→ CH,NH,+ + OH- the compound CH,NH, behaves as: a) an acid b) a base c) a salt d) a conjugate acid 26. In an acidic solution the a) concentration of hydronium ion is greater than that of hydroxide ion. b) concentration of hydroxide ion greater than that of hydronium ion. C) concentration of hydronium ion and hydroxide ion are equal 27. In which of...
A. What is the pH of an aqueous solution with a hydrogen ion concentration of [H+]=3.7×10−3 M? What is the hydroxide ion concentration, [OH−] , in an aqueous solution with a hydrogen ion concentration of [H+]=3.7×10−3 M? The equilibrium concentrations of the reactants and products are [HA]=0.190 M , [H+]=4.00×10−4 M , and [A−]=4.00 ×10−4 M . Calculate the ?a value for the acid HA .
Help please
How many grams of hydrochloric acid would it take to neutralize 0 040 grams of sodium hydroxide? What is the pH of the sodium hydroxide solution What is the net ionic equation for the reaction What is the net ionic equation for the reaction What is the pH of a.0001M of magnesium hydroxide? What is the pOH? Given the concentration of the OH- ion in each solution, calculate the concentration of the H3O+ in that solution. Identify each...
At 25 °C, what is the hydroxide ion concentration, [OH−] , in an aqueous solution with a hydrogen ion concentration of [H+]=4.9×10−5 M? [OH−]= M
A. What is the pH of an aqueous solution with a hydrogen ion concentration of H 20 x 10-'M? pH = B. What is the hydroxide ion concentration, OH"), in an aqueous solution with a hydrogen ion concentration of (H) = 2.0 x 10-'M? [OH-] = C. A monoprotic weak acid, HA, dissociates in water according to the reaction HA(aq) H(aq) + A+ (aq) 3.00 x 10-M, and The equilibrium concentrations of the reactants and products are (HA) = 0.140...
At 25 °C, what is the hydroxide ion concentration, [OH–], in an
aqueous solution with a hydrogen ion concentration of [H ] = 2.3 ×
10–8 M?
At 25 °C, what is the hydroxide ion concentration, [OH], in an aqueous solution with a hydrogen iorn concentration of [H1 2.3 x10-8M? Number Tools × 102
The following data was collected at 20C for the reaction of
bromphenol blue (HBPB2-) and hydroxide ion
(OH-), shown in the equation.
HBPB2- + OH- BPB3- +
H2O
The times required to consume a small but constant amount of
HBPB2- at varying initial HBPB2- and
OH- concentrations were measured and are recorded
below.
Determination
[HBPB2-], M
[OH-], M
Time, s
1
7.22 x 10-6
1.00
75
2
7.22 x 10-6
0.25
290
3
3.63 x 10-6
1.00
152
a) Determine...