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Which of the following is NOT true for a solution buffered at a selected pH?
1. The buffered solution could be made to be either
5 answers
asked by
Big Boy
1,817 views
Molarity of NaNo by diluting 250.0 of a 1.60 solution to a final volume of 400cm3
4 answers
asked by
Anonymous
696 views
We need to prepare 500. ml of 1.00M acetic acid from a 17.4M stock solution. What volume of stock solution is required
4 answers
asked by
Anonymous
2,020 views
How many grams of sucrose will be necessary to prepare 300 ml of a 5% solution of sucrose (342.0 g/mol)
4 answers
asked by
Adam
2,680 views
how many ml of water are present in 250ml of a 15% by volume oguous hydrocloric acid solution?
4 answers
asked by
Araceli
1,291 views
Which one of the solution have high boiling point 1m H3PO4 or 1m CaCl2 ?
4 answers
asked by
SERHED
789 views
a solution is prepared by dissolving 4.9 g of sucrose (C12H22O11) in 175 g of water. calculate the boiling point and osmotic
2 answers
asked by
Ahmed Elsayed Ahmed
649 views
Determine the final volume of the solution if 0.783 grams of Na2CO3 is used to make a 0 348 M solution
Show all calculations
2 answers
asked by
Bonia
111 views
Arrange the following 0.10M solutions in order of increasing pH:
a. Nacl b. NH4CL C. HCL D. NaCH3CO2 e. KOH
4 answers
asked by
Liz
6,981 views
A liquid solution of formaldehyde is 37% pure. This solution has a specific gravity of 1.037. The molecular weight of
4 answers
asked by
Kara
3,888 views
Find the percent by mass of sodium chloride in a 1.15M NaCl solution. The density of the solution is 1.07g/mL.
4 answers
asked by
natash
5,828 views
An aqueous solution is 8.50% ammonium chloride, NH4Cl, by mass. The density of the solution is 1.024g/mL. Calculate the
7 answers
asked by
S
6,121 views
A solution of H2SO4(aq) with a molal concentration of 1.94m has a density of 1.119g/mL. What is the molar concentration of this
5 answers
asked by
Akle
6,177 views
If a solution of chloride in water is 0.354 M Cl− at 25°C,
and the density of the solution 0.456 g/mL, what is the molality of
4 answers
asked by
Royal
940 views
a 3.5L sample of a 5.8M NaCl solution is diluted to 55L.What is the molarity of the diluted solution
4 answers
asked by
Monique
9,163 views
Which of the following aqueous solutions would you expect to be the best conductor of electricity at 25 degrees celcius? Explain
5 answers
asked by
Amber
4,006 views
5. Which of the following solutions has the highest pH? *
1.0 M Li2SO4 1.0 M CuF2 1.0 M NH4Br 1.0 M K2CO3
5 answers
asked by
lilac
741 views
The density of a solution of 3.69g KBr in 21.70g H2O is 1.11g/mL. What is the molarity of KBr in the solution.
6 answers
asked by
Jude
1,519 views
What volume of a 0.176 M Na2S solution contains 1.01 g of Na+ ions?
Please show work, I appreciate your help
4 answers
asked by
MARIE
2,417 views
what is the molality of a solution prepared by dissolving 13.0 g of Ba(NO3)2 in 450 g of water?
5 answers
asked by
Mad
1,355 views
What is the boiling point of each solution?
a).50mol glucose in 1000g H2O b)1.50mol NaCl in 1000g H2O
4 answers
asked by
Kim
3,201 views
E is a solution of a dibasic acid H2x containing 3.25g per 250cm3 solution f is 0.120 mo/dm3 kott solution
4 answers
asked by
awaji
522 views
X is a solution,of dibasic of H2X. G is a solution containing 1.00g of NaOH in 250cm3 of solution . 24.60cm3 of solution F
4 answers
asked by
john kelechi
2,052 views
What is the molarity of a solution that contains 125 g NaCl in 4.00 L solution?
a.8. 56 M b.31.3 M c. 2.14 M d/ 0.535 M
7 answers
asked by
chris
7,350 views
on dissolveing 2.34g of solute in 40g of benzene . the boiling point of solution was higher than that of benzene by 0.81k. kb
3 answers
asked by
pranjali
616 views
The freezing point of a 5% solution of boric acid is -1.55 degrees Celsius.How many grams of boric acid should be used in
3 answers
asked by
Qin
1,838 views
15.2% by mass solution of h2o2, density is 1.01g/ml then find the molarity of the sulution.
3 answers
asked by
Upama
2,670 views
a solution of sugar in water is 5% by mass. how much sugar is present in 250 gm. of solution?
4 answers
asked by
dona
1,445 views
Calculate the molarity of a solution prepared by dissolving 16 g of urea,
NH2CONH2, in 39 g of H2O. The density of the solution
2 answers
asked by
danielle
617 views
2.78g NaHCO3 dissolve in enough water to make 200.0ml of solution
4 answers
asked anonymously
962 views
how do you calculate the mole fraction of HCl in an acqueous solution that contains 33.6% HCl by mass?
4 answers
asked by
franco
1,904 views
Which solution contains 0,1 mol of sodium hydroxide?
A- 1 cm3 of 0,1 mol dm3 NaOH B 10 cm3 of 0,1 mol dm3 NaOH C 100
5 answers
asked by
Mark
2,215 views
A 230.0mL sample of a 0.275 M solution is left on a hot plate overnight; the following morning the solution is 1.50M. What
7 answers
asked by
Kim
11,769 views
A solution of LiCl in water has XLiCl = 0.0800. What is the molality?
5 answers
asked by
jamiya
9,121 views
Evaluate the sustainability of the solutions given to the main challenges of GBV
3 answers
asked by
Enzo
115 views
You have 353 mL of a 1.25 M potassium Chloride solution, but you need to make a 0.50 M potassium Chloride solution. How many
5 answers
asked by
Kevin
5,058 views
D is a solution containing 0.05mol/dm3 of H2SO4
E is a solution containing 7.50g/dm3 of impure KOH Solution D was titrated
4 answers
asked by
Aminah
327 views
Calculate the volume of concentrated nitric acid, 18 mol dm "-3" which is required to prepare 5.0 dm 3 of 2.0 mol dm "-3" nitric
4 answers
asked by
Tamil Kugan
690 views
How would you prepare 500 mL of 5% dextrose added to water from a 50% stock solution?
_________ mL 50% dextrose + ________mL
4 answers
asked by
Anonymous
2,591 views
A student is all 32 gram of potassium nitrate in water to prepare 200 ml of solution what is the concentration of solution in
7 answers
asked by
PARNEET
3,183 views
At the end of Summer, Puss discovers that his radiator antifreeze solution has dropped below the safe level. If the radiator
21 answers
asked by
Anonymous
5,407 views
A student adds 5 g each of sand, sugar, and salt to 50mL of water. Did he make a solution? Explain.
9 answers
asked by
Fabricio
2,423 views
a solution is prepared by dissolving 4.9 g of sucrose (c12h22011) in 175 g of water. calculate the boiling point and osmotic
4 answers
asked by
Ahmed Elsayed Ahmed
488 views
what is the concentration of the mixture of two mixture if two quarts of 30% acid solution is mixed with 3 pints of 20%acid
5 answers
asked by
tasu
1,872 views
How many millimoles and molecules of solute are in 500 ml of a solution that is 5.41 ppm KMnO4?
4 answers
asked by
Anna
2,890 views
the lab keeps two acid solutions on hand. one is 20% and the other is 35%. how much 20% and how much 35% acid solution should be
4 answers
asked by
skye
1,230 views
What is the molar concentration of sodium ions in a 0.450 M Na3PO4 solution?
6 answers
asked by
max
13,576 views
what volume of 16 sulfuric acid must be used to prepare 1.5 L of a 0.10 M H2SO4 solution
7 answers
asked by
kathy
7,984 views
Pure acetic acid, known as glacial acetic acid, is a liquid with a density of 1.049 g/mL at 25°C. Calculate the molarity of a
5 answers
asked by
Matt
6,240 views
You have 100.0 mL of 0.2500 M solution of NaCl sitting in a beaker. After several days you test the solution and find out that
7 answers
asked by
Tc
5,168 views
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