Questions LLC
Login
or
Sign Up
Ask a New Question
Acids and Bases
Page 6
Questions (2,394)
0.15g of hydrogen chloride HCl is dissolved in water to make 8.0L of solution. What is the pH of the resulting hydrochloric acid
4 answers
asked by
Jonah
3,701 views
A 25.00mL sample of 0.100M HC2H3O2 is titrated with 0.100M NaOH. What is the pH after 25.00mL of NaOH have been added? Ka
5 answers
asked by
Leaf02
902 views
Antacids are taken to relieve heartburn or indigestion caused by excess stomach acid. The active ingredients vary depending on
5 answers
asked by
Tabby
1,744 views
If acetic acid is the only acid that vinegar contains [Ka = 1.8*10-5] , calculate the concentration of acetic acid in the
7 answers
asked by
Jonah
9,199 views
What is the hydrogen ion concentration of a solution whose pH Is 4.10
5 answers
asked by
Abasiekeme udoh
2,427 views
A certain weak base has a Kb of 7.80 × 10-7. What concentration of this base will produce a pH of 10.17?
4 answers
asked by
Lana
1,395 views
A solution of aniline(C6H5NH2, Kb=4.2x10^-10) has a pH of 8.69 at 25 Celsius. What was the initial concentration of aniline?
I
5 answers
asked by
V
3,635 views
a 0.250 mol sample of HX is dissolved in enough water to form 655mL of solution. If the pH of the solution is 3.44, what is the
4 answers
asked by
ken
2,479 views
a. what is the pKb of NO2-
b. what is the pKa of the hydrazinium ion?
5 answers
asked by
Anonymous
3,006 views
Given that Ka for HIO is 3.2 × 10-11 at 25 °C, what is the value of Kb for IO– at 25 °C? Then, Given that Kb for C6H5NH2 is
4 answers
asked by
Michelle
2,787 views
How is strength different from concentration for acids and bases? please give an example.
5 answers
asked by
Anonymous
1,873 views
At 60 celsius the value of Kw is 9.5x10^-14. considering this waht is the calculated value for the pOH of a 2.00x10^-3 M HCL
5 answers
asked by
HELPP
1,613 views
Assuming equal concentrations , rank these solutions by pH. RbOH(aq), NH3(aq), HF(aq) HBr(aq), Ca(OH)2(aq).
I know the most
6 answers
asked by
Nia
8,210 views
What mass of limestone (in kg) would be required to completely neutralize a 15.2 billion-liter lake that is 1.9×10−5 M in
4 answers
asked by
Summer
1,633 views
what is the pH of coffee if the [H3O+] is 1*10^-5 M?
4 answers
asked by
April
1,872 views
The hydrogen-ion concentration of a 0.25 M solution of HCN (Ka = 4.9 ´ 10-10) is
I keep getting 1.1 *10^-5
4 answers
asked by
Mohamad
1,719 views
a buffer is prepared by combining 10.0g of NaH2PO4 wiht 150mL of 0.20M NaOH and diluting to 2.0L. What is the pH of the buffer,
5 answers
asked by
kathryn
1,467 views
What is the original molarity of a solution of ammonia whose pH is 11.11
okay i tried to convert to pOH- so i got 2.89 and then
4 answers
asked by
Jason
3,343 views
Which of the following is a weak base
HOCl LiOH Ba(OH)2 KOH NH3
5 answers
asked by
Lauren
1,900 views
What will be the observation when a piece of blue litmus paper is dropped in a distilled water and a rain water.
7 answers
asked by
Adelaide
1,194 views
Given the following acid-dissociation constants, which acid has the strongest conjugate base?
A. CH3COOH Ka = 1.8 * 10^-5 B. HCN
5 answers
asked by
Edward
1,304 views
Vinegar is a solution of acetic acid, a weak acid. How can you produce more acetate ions in the solution?
CH 'subtext' 3 COOH(aq)
4 answers
asked by
emma
1,729 views
What is the pH change of a 0.220M solution of citric acid (pKa=4.77) if citrate is added to a concentration of 0.155M with no
4 answers
asked by
Samantha
1,302 views
One way to raise the pH of an acidic lake (and restore aquatic life) is to add limestone (CaCO3).
How many grams of CaCO3 are
5 answers
asked by
Anonymous
1,891 views
At 25 degrees Celsius all of these are true for a neutral solution : pH = 7.00, pOH = 7.00, and [H+] = [OH-] is that correct?
For
6 answers
asked by
Katherine
5,119 views
What is the pH of a solution containing 0.81M HA and 0.35M A- ? Ka HA=5.45x10-8.
4 answers
asked by
Leaf02
542 views
HA +H2O ---> A- +H3O+
In the equation is HA a strong acid?
4 answers
asked by
Emma
4,725 views
Given a diprotic acid, H2A, with two ionization constants of Ka1=3.9E-2 and Ka2=5.9E-8.
Calculate the pH and molar concentration
4 answers
asked by
Jo
5,750 views
what is the pH and pOH of a soution with a volume of 5.4 that contains 15 grams of HCl and 25 grams of nitric acid
4 answers
asked by
Anonymous
1,308 views
Suppose that the concentration of H+ in Solution #1 is 10,000 times greater than in Solution #2. What can you conclude about the
3 answers
asked by
Elizabeth
2,414 views
Formic acid ,HCOOH, is a monoprotic acid. circle the acidic hydrogen. Write the formula of the conjugate base after the acidic
4 answers
asked by
jipah
2,361 views
Trichloroacetic acid (CCl3CO2H) is a corrosive acid that is used to precipitate proteins. The pH of a 0.050 M solution of
4 answers
asked by
Kaleen
4,795 views
The pH of a 0.0050 M aqueous solution of calcium hydroxide is? Make sure to include all equations.
4 answers
asked by
Student
4,088 views
The pH of 0.50 M HBrO(aq) is 4.50. Calculate the change in pH when 6.50 g of sodium hypobromite is added to 110. mL of the
6 answers
asked by
Trixie
1,327 views
The total acidity in water samples can be determined by neutralization with standard sodium hydroxide solution. What is the
4 answers
asked by
lyne
1,862 views
What volume of 5.0 M H2SO4 should be diluted to 100mL to prepare a 0.25 M H2SO4 M solution?
I know the molar mass of H2SO4 is 98g
4 answers
asked by
Mandy
3,294 views
Buffer capacity is a measure of a buffer solution\'s resistance to changes in pH as strong acid or base is added. Suppose that
6 answers
asked by
Brody
6,909 views
what is the ph of a solution that results from adding 30 mL of .015M KOH to 50 mL of .015 M benzoic acid?
3 answers
asked by
Jess
1,214 views
what is the final pH after 1 drop(.05ml) of 6M HCl is added to 1.0L of freshly prepared pure water that was originally at a pH
4 answers
asked by
tiffany
1,869 views
How many mL of stomach acid (assume it is .035 M HCI) can be neutralized by an antacid tablet containing .231g
Mg(OH)2?
4 answers
asked by
natash
2,868 views
An unknown blue liquid is found. When tested, it has high amounts of hydroxide ions and low amounts of hydronium ions. Is this
4 answers
asked by
yeet
550 views
A GLASS CUP OF ORANGE JUICE IS FOUND TO HAVE A POH OF 11.40. CALCULATE THE CONCENTRATION OF THE HYDROGEN ION IN THE JUICE.
4 answers
asked by
RUTH
624 views
the concentration of HNO3 in a solution that has a pH of 3.4?
4 answers
asked by
YBB
755 views
i need help solving this
Benzoic acid is a weak, monoprotic acid (Ka = 6.3 × 10−5). Calculate the pH and the percent
4 answers
asked by
Q
1,272 views
A vinegar sample is found to have a density of 1.006 {\rm{ g/mL}} and to contain 4.2\% acetic acid by mass.How many grams of
4 answers
asked by
Roxy
1,350 views
Calculate the pH of a buffer solution obtained by dissolving 16.0 g of KH2PO4(s) and 27.0 g of Na2HPO4(s) in water and then
4 answers
asked by
Jematormal91
3,260 views
The concentration of hydrogen ions in a batch of homemade ketchup is 10-4,. What is the pH level of the ketchup?
4 answers
asked by
Mary
1,476 views
What is the difference between hydrogen carbonate and carbonic acid? Thanks in advance.
4 answers
asked by
Elora
614 views
Oxalic acid, found in the leaves of rhubarb and other plants, is a diprotic acid.
H2C2O4 + H2O ↔ H3O+ + HC2O4- Ka1= ? HC2O4- +
4 answers
asked by
Ashley
2,737 views
Calculate the pH of the 0.20 M NH3/0.25 M NH4Cl buffer.
I calculated the pH to be 9.15 What is the pH of the buffer after the
4 answers
asked by
Cam
2,554 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