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Concentration calculations
Page 5
Questions (757)
What will be the new concentration of PNP, if 30.5 uL of 2.15*10-4M PNP stock solution is mixed with 276.8 uL of water?
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4 answers
asked by
sean
519 views
Calculate [H3O+] in the following solutions.
1) 0.100 M NaNO2 and 5.00×10−2 M HNO2 2) 5.20×10−2 M HCl and 7.62×10−2 M
4 answers
asked by
Lol
1,561 views
Calculate the thiocyanate concentration at equilibrium if the irone (III) ion concentration is 0.23 M and the complex ion
3 answers
asked by
coolest
721 views
How many grams of salt are there in 2.9 mL of solution that has a concentration of 1.4 g/mL?
1 answer
asked by
csd
330 views
A 1.0L of an aqueous solution of ethylene glycol, HOCH2CH2OH, is 60% HOCH2CH2OH by mass and has a density of 1.15 g/mL.
4 answers
asked by
Ayaka
833 views
How do I prepare 100mL of 10g/L HCl from concentrated HCl(37%HCl, density 1.19g/mL) Is it 2.28mL of conc HCl dilute to 100mL
3 answers
asked by
haji
1,856 views
What volume of concentrated hydrochloric acid (12.0 M HCl) is required to make 2.0 liters of a 3.0 M HCl solution?
3 answers
asked by
Wilson
722 views
What is the concentration (M) of K+ in a solution made by mixing 25.0 mL of 0.100 M KCl with 50.0 mL of 0.0500 M KCl?
Can you
4 answers
asked by
URGENT
770 views
A particular brand of toothpaste claims to contain 0.24 wt% sodium fluoride. What mass in grams of fluoride ion would be present
2 answers
asked by
frank
1,068 views
calculate the grams of 1.8% (m/m) NaCl solution that contains 8.00 g of NaCl
I tried 1.8 times 8.00g divided by 58.44g times 100
3 answers
asked by
k
882 views
20 g of K3PO4 dissolved in 350 ml water,to come up with 500 ml solution.
calculate : molecular weight Equivalent weight molarity
4 answers
asked by
doa'a
1,199 views
4. A sulfuric acid solution containing 571.6 g of H2SO4 per liter of solution has a density of
1.329 g/cm3 . Calculate a. The
4 answers
asked by
Steph
1,311 views
The density of 18% HCl is 1.09g/ml. Calculate its molarity (M).
3 answers
asked by
Quoc Nguyen
1,278 views
What is the concentration of a solution formed by dissolving 10.0g of ammonium acetate in enough water to form 150.0mL of
3 answers
asked by
Chelsea
387 views
I have done this so many way and can't seen to get the right answer please help!
I'm looking for the Concentration of NiCl2, M
3 answers
asked by
Jason
317 views
How many grams of CaCl2 are needed to make 100ml of a 15% solution in water if only the dihydrated (CaCl2 •2H20) salt is
3 answers
asked by
student123
855 views
An aqueous solution of ethanol is 14.1M C2H5OH. The density of the solution is 0.853g/mL. What is molality of ethanol in the
2 answers
asked by
Robert
1,171 views
How many milliliters of 0.524 M HNO3 contain 3.13 g HNO3?
2 answers
asked by
bebo
545 views
A 500 ml bottle of 16 M hydrocholric acid is diluted to a final volume of 5,0 liters .. what is the concentration of the new
3 answers
asked by
Anonymous
594 views
the initial concentration of each component was: 0.100 M H2(g), 0.100M I2(g), and 0.050 M HI(g) . The Keq = 50.2. Calculate the
3 answers
asked by
Steve
620 views
2L of 6M HCl
3 answers
asked by
cindy
1,673 views
How would you prepare 1.00 L of a 0.5 M solution of NiCl2 from the salt NiCl2 x 6H2O
2 answers
asked by
Kenz
664 views
Calculate the equilibrium concentration of H3O+ in the solution if the initial concentration of C6H5COOH is 6.0×10^-2. Kc=6.3
2 answers
asked by
erika
1,402 views
Calculate the concentrations of all species present in a 0.32 M solution of ethylammonium chloride (C2H5NH3Cl).
3 answers
asked by
timothy
845 views
Indicate the concentration of each ion present in the solution formed by mixing the following. (Assume that the volumes are
3 answers
asked by
Anonymous
952 views
An aqueous solution of CuSO4 has a density of 1.3g/ml and is 1.16 molal. Calculate the Molarity of this solution.
1 answer
asked by
Kelci
451 views
What volume of 0.25M solution can be made from5.0 gof KCl?
2 answers
asked by
ashley
806 views
10% (m/m) Sodium Hydroxide solution, NaOH(aq) is used to break down wood fibre to make paper.
A) What mass of the solute is
3 answers
asked by
Saman
1,406 views
you must prepare 300 mL of .750M NaBr solution using 2M NaBr stock solustion. how many mL of stock solution should you use?
3 answers
asked by
abby
693 views
how much of a 0.225 M KCl solution contains 55.8g of KCl
4 answers
asked by
moises
1,277 views
If Kc = 0.143 at 25°C for this reaction, find the equilibrium concentrations of C6H12 and CH3C5H9 if the initial concentrations
4 answers
asked by
bob
1,715 views
15.0 mL of 0.30 M sodium phosphate solution reacts with 20.0 mL of 0.22 M lead(II) nitrate solution. What is the concentration
4 answers
asked by
Bogdanam
2,227 views
An aqueous solution of phosphoric acid, H3PO4, contains 285 g H3PO4 in 400 mL solution, and has a density of 1.35 g/mL.
3 answers
asked by
princess
1,108 views
How many liters of a 0.530M sucrose (C12H22O11) solution contain 1.3kg of sucrose?
3 answers
asked by
rachel
1,860 views
Concentration of OH- left in a solution made by mixing 16.0 g of NaOH and 80.0 mL of 0.170M HNO3?
2 answers
asked by
Taylor
478 views
What volume for 1.5M KCl solution must be used to prepare 500. mL of a .550 M KCl solution?
I need the set up
2 answers
asked by
Sarah
601 views
What is the concentration (in molarity) of acetone in a solution prepared by mixing 11 mL of 4.0 M acetone, 16 mL of 0.02 M Br2,
2 answers
asked by
elizabeth
1,131 views
If 5.00 mL of HCl require 4.03 mL of 0.9581 M NaOH to just consume the HCl, what is the concentration of the HCl?
3 answers
asked by
Ellen
485 views
A 1.50 M solution containing 25 Grams of Al(OH)3 would occupy what volume in liters?
3 answers
asked by
Jacob
453 views
Determine the [OH^-] of a solution that is 0.145 M in CO3^2-.
3 answers
asked by
Eddie
1,163 views
If 5.00 mL of HCl require 4.59 mL of 0.9581 M NaOH to just consume the HCl, what is the concentration of the HCl?
4 answers
asked by
Caryn
667 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
3 answers
asked by
anonymous
1,154 views
Bit confused about this question. especially a and b. Not really sure which values to use or how.
Thanks! A solution is made by
2 answers
asked by
Anonymous
697 views
How much pure acid must be added to 6 milliliters of a 5% acid solution to produce a 40% acid solution? Please Show All Work!
2 answers
asked by
Trisan
778 views
I'm having a trouble with this question. "Calculate the concentration of the Solute in mol/L in :
a) 125 mL of .64M HCl diluted
2 answers
asked by
Chrys
701 views
how many milliliters of 0.200 M Na2S2O3 are needed to provide 0.0388 mol Na2S2O3?
4 answers
asked by
kelly
724 views
K=1.6x10^-5 mol/L for the following reaction
2NOCl(g).... 2 NO(g) + Cl2(g) Calculate the concentrations of all species at
3 answers
asked by
AMANDA
1,602 views
If a solution of Ca(OH)2 has a pH of 12.31 how can I calculate the concentration of calcium hydroxide in mol L-1 ?
Write the
3 answers
asked by
Fiona
877 views
Need help!
Calculate the molar concentration of OH- in a 0.724M solution of hypobromite ion (BrO-; kB= 4.0 x 10^-6) what is the
5 answers
asked by
Ricky
4,224 views
5.00 mL of 2.00x10^-3M Fe(NO3)3 is mixed with 4.03 mL of 2.00x10^-3M NaSCN and 1.08 mL of 0.1M HNO3, for a total volume of 10.11
2 answers
asked by
Dan
509 views
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