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Concentration calculation
Page 4
Questions (239)
How many grams of sodium chloride are there in 55.00 Ml of a 1.90 M aqueous solution of sodium chloride? any idea.
2. What is the
3 answers
asked by
Cool boy.
1,676 views
A solution is prepared by dissolving 0.12 mol of acetic acid and 0.12 mol of ammonium chloride in enough water to make 1.0 L of
2 answers
asked by
Emma
786 views
calculate the concentration of sodium benzoate that must be present in a 2.0M solution of benzoic acid (C6H5COOH) to produce a
1 answer
asked by
Lucinda
767 views
srry I placed the question in the wrong spot.
The equation is 2NH3 <=> N2 + 3H2 1 mole of NH3 injected intoa 1L flask 0.3 moles
1 answer
asked by
Bethany
779 views
A solution is 40% acetic acid by mass. The
density of this solution is 1.049 g/mL. Calculate the mass of pure acetic acid in 460
3 answers
asked by
Melanie
750 views
Two aqueous solutions of sucrose, C12H22O12, are mixed. One solution is 0.1495 M sucrose and has d = 1.018 g/mL; the other is
1 answer
asked by
anonymous
765 views
A stock solution containing Mn2+ ions was prepared by dissolving 1.168 g pure manganese metal in nitric acid and diluting to a
2 answers
asked by
rachel
753 views
A 20.00 ml stock sample of HBr is diluted to 50 mL. If 18.76 ml of 0.1345 M KOH was required to reach the equivalence point,
5 answers
asked by
Vana
734 views
One troy ounce of gold is worth $380. There are 33.8 grams per troy ounce. You have a stock colloidal solution of a very fine
2 answers
asked by
Baylee
711 views
A 150.0-mL sample of Solution A is diluted to a total volume of 423 mL to form Solution B. If the concentration of Solution A
2 answers
asked by
alex
713 views
the density of a certain aqueous solution is 1.17g/ml, and the solution is 3.57% by mass NaOH. how many mL of this solution
2 answers
asked by
zahra
714 views
My prelab is telling me to find the initial concentrations of I(^-) and S208(^2-) given the following reaction:
25 mL of 0.2 M KI
1 answer
asked by
Louise
704 views
Calculate the concentration of nitrate ions, NO3- , in mol dm-3, of a solution made by dissolving 2.5000 g of ferric nitrate
2 answers
asked by
Gemma
700 views
A stock solution was prepared by dissolving exactly 0.4000 g of pure ASA (180.16g/mol) in 10.00 mL of NaOH and heating the
2 answers
asked by
Anonymous
717 views
Assuming reaction goes to completion, determine the final concentration of NH4Cl in the calorimeter.
heat capacity =3.03J/g.c
1 answer
asked by
john
714 views
need help with a question
calculate the concentration of grams of sodium stearate per milliliter of diluted solution. To do this,
2 answers
asked by
Lacy
692 views
A solution of .12 L of 0.160 M KOH is mixed with a solution of .3 L of 0.230 M NiSO4.
the equation for this reaction is: 2KOH
2 answers
asked by
Colin
706 views
77.0 mL of a 1.20 M solution is diluted to a total volume of 288 mL. A 144-mL portion of that solution is diluted by adding 155
2 answers
asked by
Gmp
695 views
A solution is prepared by adding 50ml of .05 M HCl to 150 ml of .10 M HNO3. Calculate the concentrations of all species in this
3 answers
asked by
Help
703 views
1)If 36 mL of KMnO4 solution are required to oxidize 25 mL of 0.02932 M NaC204 solution, what is the concentration of the
2 answers
asked by
yipez
686 views
calculate the concentration of the silver ion remaining in the solution when 10g of solid AgNO3 is added to 50 ml of 1x10-2 M
2 answers
asked by
jeremy
691 views
One liter of approximetely 0.25N HNO3 has been prepared. Upon titration it was found that 5.0 ml of the acid required 11.0 ml of
2 answers
asked by
sp
680 views
What is the concentration of chloride ions (in) in a solution prepared by adding 0.075 moles of calcium chloride to 425 mL
2 answers
asked by
Wendy
678 views
25.0mL of an acidic 0.100 mol/L tin (II) chloride solution required an average volume of 12.7 mL of potassium dichromate
1 answer
asked by
Sam
682 views
I have to prepare 1ppm of Fe+2 solution in 1litre. How many grams of ferrous ammonium sulphate will be dissolved in 1litre to
2 answers
asked by
Syed
673 views
a chemist has a supply of cuso4 solution that contains 230 gram per litre of water. she wishes to make a copper sulphate
2 answers
asked by
Cassie
674 views
Concentrated phosphoric acid,H3PO4 was added slowly into some water to produce 5.0dm^3 of a dilute acid solution.100g of the
2 answers
asked by
mandy
662 views
The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an
2 answers
asked by
Sam
654 views
A goal of the acid-base titration in this scenario is to determine the concentration of sodium hydroxide solution. To do this, a
1 answer
asked by
Seth
641 views
An aspirin tablet weighing 0.502 g has been analyzed and contains 68.2 % ASA (180.16 g/mol) by mass. A student dissolved
the
5 answers
asked by
Anonymous
651 views
A standard solution is prepared for the analysis of fluoxymesterone (C20H29FO3), an anabolic steroid. A stock solution is first
2 answers
asked by
quincy
652 views
In the laboratory a student combines 41.7 mL of a 0.386 M iron(III) fluoride solution with 21.3 mL of a 0.616 M iron(III)
2 answers
asked by
Anonymous
640 views
A chemist wants to make a solution of 3.4 M HCl. There are two solutions of HCL that he can find on the shelf. One has a
2 answers
asked by
Hunter
634 views
when 20 ml of a .10 M silver nitrate solution is mixed with 25 ml of a 0.080 M solution of sodium sulfide, producing a
2 answers
asked by
Helga
620 views
2.562 g of H2C2O42H2O (s) was obtained and dissolved in enough DI water to form
150.0 mL of solution. What is the
3 answers
asked by
John Blake
619 views
How much NACl do i need to dissolve in grams to make 0.9%solution of 0.25l saline
3 answers
asked by
Kasey
605 views
1.Write a mathematical equation that can be used to calculate the concentration of the HCl solution after the standardization
1 answer
asked by
Cassie
595 views
3. 0.1825 g of Fe(NH4)2(SO4)2•6H2O is dissolved in 250.00 mL of solution; this is Solution A. 5.00 mL of Solution A is
3 answers
asked by
Chad
598 views
If 36.00 mL of KMnO4 solution are required to oxidize 25.00mL of 0.02932 M Na2C2O4 solution what is the concentration of KMnO4?
2 answers
asked by
Tilly
617 views
An aspirin tablet weighing 0.548 g has been analyzed and contains 68.2 % ASA (180.16 g/mol) by mass. A student dissolved the
2 answers
asked by
jared
597 views
1.) A solution is prepared by dissolving 5.00 g of stannic nitrate in enough water to make 250.0 mL of stock solution. A 15.0 mL
2 answers
asked by
Anonymous
594 views
A 25.00 mL solution of potassium nitrate (KNO3) was diluted to 125.0 mL, and 25.00 mL of this solution were then diluted to
2 answers
asked by
Aiden
593 views
o prepare a 200 mL of aqueous stock solution X, you transferred 50 mL of a known concentration solution into a 200 mL volumetric
2 answers
asked by
Un
591 views
In a study of halogen bond strength 0.50mol of iodine was heated in 2.5litre vessel and the following reaction occurred.
2 answers
asked by
Poppy
565 views
If 25.0 cm3 of 0.50M sulfuric acid reacted with exactly 12.5 cm3 of sodium hydroxide, calculate the concentration of the alkali.
2 answers
asked by
Maddy
573 views
A stock solution was prepared by dissolving exactly 0.4000 g of pure ASA (180.16 g/mol)
in 10.00 mL of NaOH and heating the
2 answers
asked by
Tasha
554 views
If 1.72 grams of KHP are needed to exactly neutralize 20.9 mL of a barium hydroxide solution, what is the concentration of the
2 answers
asked by
Anonymous
550 views
What volume of 12.1 HCL (aq) is needed to prepare 250.0 mL of 1.00 M HCL (aq).
2 answers
asked by
Eddie
525 views
In a similar experiment, a student needs a 0.50 M KOH solution (MM = 56.11 g/mol). The student only has a 50.00 mL volumetric
3 answers
asked by
Lily
539 views
n unknown amount of water is mixed with
350 mL of a 6 M solution of NaOH solution. A 75 mL sample of the resulting solution is
2 answers
asked by
Maria
549 views
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