Questions LLC
Login
or
Sign Up
Ask a New Question
Acids and Bases
Page 5
Questions (2,330)
Consider a buffer made from 0.13 M sodium acetate and 0.10 M acetic acid in 1L. What amount of KOH must be added to cause an
7 answers
asked by
Ana
654 views
For an acetic acid-sodium acetate buffer to have a pH of 4.64, what molar ratio
of CH3COOH to Na+ CH3COO– is needed? I know
5 answers
asked by
Hannah
781 views
0.100 M solution of a weak acid, HX, is known to be 15% ionized. The weak acid has a molar mass of 72 g/mol.
1. What is Ka for
4 answers
asked by
clayton
1,665 views
What is the pH of a solution that consists of 0.50M H2C6H6O6(ascorbic acid) and 0.75M NaHC6H6O6(sodium ascorbate)? for ascorbic
3 answers
asked by
tom
2,154 views
At 25 degree C, a student adds 0.400 g of solid phosphoric acid to a beaker containing 500.0ml of water. After the solid is
2 answers
asked by
Adrik
626 views
What will be the effect on the colour if red litmus paper when dropped in 1.sodium hydroxide 2.dilute hydrochloric acid 3.lime
6 answers
asked by
Dede
1,235 views
Please choose the correct option to complete the following statements. (6 marks)
a) If a large amount of base is added to water,
7 answers
asked by
Many
660 views
Determine the pH of a solution that is generated when 2.623 g Na3PO4 is added to a 100mL of 0.0800 M H3PO4.
4 answers
asked by
Kevin
436 views
Not sure what to fill this in with.
Create a table of acids, their associated conjugate bases with generic structures (using R
2 answers
asked by
Mindy
65 views
The pH of a liquid is a measure of how acidic or basic it is. The concentration of hydrogen ions in a liquid is labeled [H+].
4 answers
asked by
Tori
838 views
A buffer solution is 1.40 M in NH3 and 1.00 M in NH4Cl. If 0.100 moles of NaOH are added to 1.00 L of the buffer, what is its
2 answers
asked by
Haley
664 views
indictae the reactant that is a bronsted lowry acid.
HCN(aq) +H2O (l)---> H3O+(aq)=CN-(aq) HCN CN- H20 H30 i think it is HCN the
3 answers
asked by
jane
2,427 views
Methylamine (CH3NH2) forms hydroxide ions in aqueous solution. Why is methylamine a Brønsted-Lowry base but not an Arrhenius
4 answers
asked by
Sean
3,916 views
An unknown blue liquid is found. When tested, it has high amounts of hydroxide ions and low amounts of hydronium ions. Is this
9 answers
asked by
oi
1,684 views
Ka for a weak acid, HA, is 1.6x10-6. What are the (a) pH and (b) degree of ionization of the acid in a 10-3 M solution?
(c)
4 answers
asked by
YBB
1,318 views
The equation for the pH of a substance is pH = –log[H+], where H+ is the concentration of hydrogen ions. A basic solution has
1 answer
asked by
Anonymous
1,394 views
What is the pH of a 5.00E-2 M solution of acetylsalicylic acid, pKa = 3.52.
3 answers
asked by
Jess
993 views
A solution of HNO3 has a pH of 4.5, What is the molarity of HNo3?
4 answers
asked by
Ray
2,050 views
Which of the following acids would have the highest electronegativity? A. PH3
B. HCI C.H2SO4 D. H25 What is the major different
4 answers
asked by
chewwwwyyyyyy
1,326 views
Which of the following is considered acidic? (1 point)
A) Lime Water B) Soap C) Ammonia *** D) Vinegar
6 answers
asked by
The Cosmic Watcher
1,234 views
Which of the following is alkaline?
a. colas b. vinegar c. detergents d. lemon juice I can't figure out whether it would be c.,
5 answers
asked by
Anonymous
2,393 views
What is the pH for the solution made from 11.10 mL of 0.278 M HCl solution mixed with 70.90 mL of 0.1300 M ammonia solution ?
4 answers
asked by
Lucinda
945 views
Equal quantities of a strong acid and a strong base are mixed together, forming a solution.
What is the pH of the solution?
10 answers
asked by
Kiley
2,923 views
The pH of a 0.164 M aqueous solution of dimethylamine is 11.98. Write the ionization equation,
calculate the values of Kb and pKb
4 answers
asked by
geeta
1,973 views
If a solution of HF (Ka = 6.8*10-4) has a pH of 3.42, calculate the total concentration of hydrofluoric acid.
5 answers
asked by
MARY
3,252 views
1. What is the pH of a solution whose [H3O+] is 1 X 10^ -5 M?
2. What is the [H3O+] concentration of a solution with a pH of 9?
4 answers
asked by
Chris
3,463 views
What is the Brønsted-Lowry base in this reaction: NH2−+CH3OH→NH3+CH3O−
A. NH3 B.CH3OH C.CH3O- D.NH2-
10 answers
asked by
Could i plz get some help?
2,445 views
Find the pH of each mixture of acids.
0.020 M HBr and 0.015 M HClO4. They are both strong acids Si they dissociate completely. Si
4 answers
asked by
L.Bianchessi
4,429 views
An aqueous solution at 25 °C is 10.0% HNO3 by mass and has a density of 1.051 g/mL. What is the pH?
4 answers
asked by
Anonymous
3,831 views
An aqueous solution of an unknown solute is tested with litmus
paper and found to be acidic. The solution is weakly conducting
4 answers
asked by
Anon
6,862 views
. What is the pH of a solution in which 15 mL of 0.10 M NaOH is added to 25 mL of 0.10
M HCl?
5 answers
asked by
Anonymous
3,417 views
A solution formed by dissolving an antacid tablet has a pH of 9.18. Calculate [H+].
6 answers
asked by
Anonymous
1,978 views
A vinegar contains acetic acid, CH3COOH. Titration of 5.000g of vinegar with 0.100, NaOH requires 33.0 ml to reach equivalent
6 answers
asked by
Anonymous
4,351 views
1.What is the pH of a solution containing 0.042 M NaH2PO4 and 0.058 M Na2HPO4 ? The pKa of sodium phosphate is 6.86. pH = 6.86 +
4 answers
asked by
Blake
7,994 views
Write a net ionic equation to show that ascorbic acid, H2C6H6O6, behaves as an acid in water. Consider only its first ionization
4 answers
asked by
Seep
5,636 views
1. Hydrogen bromide(HBr) is a strong, highly corrosive acid and what is the pOH of a 0.0375M HBr solution?
a)12.57 b)12.27 c)1.73
6 answers
asked by
anonymous
3,358 views
If you add acid or base to a buffer, how will the pH change.
4 answers
asked by
Anne
1,589 views
0.110 M in formic acid and 5.5×10−2 M in hypochlorous acid . How to find pH
5 answers
asked by
Sandov
3,321 views
When the conductivity is at a minimum, what must be true about the amount of Ba(OH)2 compared to H2SO4?
The Ba(OH)2 dissociates
6 answers
asked by
Sara
9,156 views
What is the pH of a 0.36 M HCl solution?
can someone help plz? I don't know how to go about figuring this out.
7 answers
asked by
Gulzaman
3,810 views
You have to prepare a pH 5.00 buffer, and you have the following 0.10M solutions available: HCOOH, HCOONa, CH3COOH, CH3COONa,
5 answers
asked by
Raj
4,739 views
What mass of HNO3 is present in 248.6 mL of a nitric acid solution having a pH = 5.04?
4 answers
asked by
Micah
1,334 views
Is ClO2>- a Bronsted acid, base, or both?
4 answers
asked by
Robert
4,751 views
A detergent solution has a pH of 11.63 at 25°C. What is the hydroxide-ion [OH-] concentration?
6 answers
asked by
S
2,849 views
Lactic acid is a weak acid with the formula , HCH3H5O3, the Ka for lactic acid is 1.38 x 10-4.
In aqueous solution, lactic acid
7 answers
asked by
kevin
2,696 views
Determine the Ka of an acid whose 0.294 M solution has a pH of 2.80.
4 answers
asked by
rena
5,696 views
Calculate the pH of a solution in which
a. [H3O+] = 7.8 x 10-7 M b. [H3O+] = 5.1 x 10-6 M c. [H3O+] = 6.1 x 10-5 M d. [H3O+] =
4 answers
asked by
chelsey
906 views
In a basic solution how does the concentration of H3O+ compare to concentration of OH-?
5 answers
asked by
Anonymous
3,597 views
Acetic acid is a weak acid with the formula , CH3COOH, the Ka for acetic acid is 1.76 x 10-5.
In aqueous solution, acetic acid
4 answers
asked by
jhope
1,246 views
Vinegar is a solution of acetic acid, CH3COOH, dissolved in water. A 4.69 g sample of vinegar was neutralized by 32.97 mL of
4 answers
asked by
Chris
4,289 views
Pages
1
2
3
4
5
6
7
8
9
10
Parent Categories (27)
Atomic Structure and Bonding
Biology
Brønsted-Lowry Theory
Chemical Bonding
Chemical Compounds
Chemical Equilibrium
Chemical Reactions
Chemical Reactions and Equations
Chemical Reactions/Solutions
Chemical Solutions
Chemical Substances
Chemistry
Equilibrium
General
Inorganic Chemistry
Ions and Molecules
Laboratory Solutions
Organic Chemistry
Organic compounds
Physical Chemistry
Salts
Science and Chemistry
Science/ Biology
Solution Chemistry
Solutions
Substances
Substances and Compounds