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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
1,851 views
A buffered solution was created by mixing solutions of NH4Cl and NH3 at 25 C. Which species, NH4+ or NH3, has the highest
4 answers
asked by
Sara
2,436 views
A buffer solution is prepared by adding 0.10 liter of 2.0 molar acetic acid solution to 0.1 liter
of a 1.0 molar sodium hydroxide
5 answers
asked by
Psy
172 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
5,839 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
6,136 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
6,182 views
You need to make a solution containing 150 g of potassium chloride in 300 g of water. What temperature is required?
5 answers
asked by
Anonymous
3,118 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
947 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
9,173 views
A solution is made at room temperature containing 90 g of NaCl and 200 g of water. It is brought to a temperature of 50°C. What
4 answers
asked by
KSLE
1,556 views
An antiseptic solution contains hydrogen peroxide,H2O2,in water. The solution is 0.600 m
H2O2. What is the mole fraction of
5 answers
asked by
Miky
1,306 views
If 20 g KCL is dissolved in 100g of water at 20 degrees C, is the solution unsaturated, saturated, or supersaturated?
9 answers
asked by
kate
3,309 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
1,364 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
530 views
If a 28 mLs of a 0.25 molar NaOH solution is used to titrate 14 mLs of a nitric acid to its phenolphthalein endpoint, what is
4 answers
asked by
Maddy
618 views
Isotonic saline is 0.89% NaCl (w/v). Suppose you wanted to make 1.0 L of isotonic solution of NH4Cl. What mass of NH4Cl would
6 answers
asked by
Randy
4,609 views
Calculate the freezing- and boiling-point changes for a solution containing 12.0 g of naphthalene (C10H8) in 50.0 g of benzene.
4 answers
asked by
Mariah
1,630 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
7,355 views
how would you prepare 250 ml of 0.69m al2(so4)3 solution from a 2.0 al2(so4)3 stock solution
4 answers
asked by
Sam
1,056 views
How would you make .25 Liters of a .1 M MgCl2 solution?
3 answers
asked by
Mayson
541 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
2,673 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
1,450 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
659 views
what solution of sugar in water has the highest molarity?
1 answer
asked by
lilly
597 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
622 views
A solution of LiCl in water is 18.0 wt% LiCl. What is the mole fraction of LiCl?
6 answers
asked by
gaby
7,289 views
2.78g NaHCO3 dissolve in enough water to make 200.0ml of solution
4 answers
asked anonymously
976 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
2,227 views
To dilute a solution from 0.600 M to 0.100 M, the final volume must be
A. 1/6 the original volume. B. 0.7 L. C. More information
4 answers
asked by
Jake
3,496 views
Evaluate the sustainability of the solutions given to the main challenges of GBV
3 answers
asked by
Enzo
126 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
5,069 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
698 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
3,897 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
2,602 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
5,418 views
What is the percent by weight of nacl if 1.75gm of nacl is dissolved in 58.5gm of water.
5 answers
asked by
Laiba
1,565 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
2,434 views
A 5 N solution is diluted 1:4. The resulting solution is diluted 4:15. What is the concentration in normality of the final
5 answers
asked by
matter
537 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
1,884 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
2,901 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
1,237 views
what is the concentration of a solution made by mixing 22.0 g of salt with 200 mL of water? assume that the volume of the water
13 answers
asked by
Gina
2,964 views
When salt dissolves completely into water, which term is used to describe the water?
solvent concentration solute solution Does
20 answers
asked by
Can some please assist??
6,430 views
What is the molar concentration of sodium ions in a 0.450 M Na3PO4 solution?
6 answers
asked by
max
13,584 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
7,993 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
6,257 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
5,179 views
What mass of water must be used to dissolve 20.0 grams of ethanol, C2H5OH, to prepare a 0.0500 molal solution of ethanol?
10 answers
asked by
Marcus
3,409 views
Imagine that you have been asked to prepare 500ml of a 0.25 mol L solution of Sodium Hydroxide, NaOH. Describe how you would
6 answers
asked by
Dexter
3,442 views
A 50/50 blend of engine coolant and water (by volume) is usually used in an automobile\'s engine cooling system. If your car\'s
5 answers
asked by
Morgan Parker
8,757 views
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