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Solution Preparation
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Questions (354)
Calculate the molarity of a solution prepared by diluting 200.0 mL of 4.0 M HCl to 500.0 mL of solution
a. 1.1 M b. 1.6 M c. 2.7
4 answers
asked by
anonymous
885 views
how many milliliters of 0.10 M HCl must be added to 50.0 mL of 0.40 HCl to give a final solution that has a molarity of 0.25 M?
3 answers
asked by
Allie
1,794 views
How many grams of glacial acetic acid should be used to make 250 mL of 2.00 M acetic acid? Show all your work.
3 answers
asked by
Lily
2,031 views
A chemist needs to make 750.0 mL of a M solution of sulfuric acid. Looking on the shelves, she finds a bottle of 10.0 M sulfuric
3 answers
asked by
joe
935 views
how much 0.1F HC2H3O2 is required to make 500 ml of solution with a Ph of 4.0?
3 answers
asked by
gigi
583 views
An experiment calls for 100ml of 0.1M copper(II) sulfate solution. Write a step-by-step procedure for a science teacher to make
3 answers
asked by
Esther
1,046 views
If you make up a solution of 100mL of 0.1 M Hepes in the basic form, what will be the pH? pKa = 7.55
4 answers
asked by
Megan
1,442 views
How many grams of HCl are needed in order to make 0.500 liters of a 0.100 M HCl solution?
1.82 g 18.2 g 0.500 g
4 answers
asked by
Anonymous
1,067 views
what mass of ethanol(C2H5OH) will be required to prepare a 2.00m solution in 8.00kg of water?
6 answers
asked by
maria
1,476 views
A solution is prepared by dissolving 25.0 g of ammonium sulfate in enough water to make 100.0 mL of stock solution. A 10.0 mL
4 answers
asked by
Anonymous
1,551 views
We want to prepare 150 mL of 1.0 M HA solution by diluting the stock 8.7 M HA solution with water. What volume of 8.7 M HA
3 answers
asked by
billy
620 views
how many grams of water must be added to 75.5 grams of Ca(NO3)2 to for a 0.500 m solution
3 answers
asked by
Anonymous
955 views
what mass of NaOH would be dissolved in 1dm3 of water to obtain 0.5 moles of the NaOH solution
4 answers
asked by
osah felix
531 views
You wish to prepare 0.18 M HNO3 from a stock solution of nitric acid that is 18.9 M. How many milliliters of the stock solution
4 answers
asked by
Brittany
766 views
Calculate the relative concentrations of NaH2PO4 and H3PO4 required, giving a solution, which buffers at pH 2.6. (The pKa1 for
3 answers
asked by
Seetha
437 views
how much of 55% nitric acid, specific gravity 1g/ml is needed to prepare 100ml of 0.01M Nitric acid
3 answers
asked by
lebson
358 views
calculate ph of the solution at 25 degrees that is formed by the dilution of a 20ml solution of 0.1m naoh to 50ml
1 answer
asked by
emergency
401 views
Suppose you wanted to produce an aqueous solution of pH = 8.80 by dissolving KNO2 in water, at what molarity?
Here is my work:
4 answers
asked by
Anonymous
710 views
How would you prepare 385 ml of a 0.856 m NaOH solution starting with a 4.93 m stock solution
4 answers
asked by
Keyera
487 views
To prepare 100g of 19.7% by weight solution of NaOH.how many grams each of NaOH and H2O are needed?
3 answers
asked by
akhmal
1,403 views
10 mL of 0.1 HCl was added to 9mL of water. 10 mL of that solution was added to another 90 mL of water. The student diluted the
3 answers
asked by
Keyatta
932 views
In an experiment, ethanol standards and an n-propanol standard were to be prepared in water. The ethanol standards were weight%
6 answers
asked by
solution chemistry
642 views
Calculate the molarity of a solution made by adding 28.2 mL of concentrated ammonia (28.0 % by mass, density 0.880 g/mL) to some
3 answers
asked by
Sarah
2,176 views
Concentrated hydrochloric acid has a concentration of 12.1 moles per liter. how many milliliters of the concentrated acid should
3 answers
asked by
Lindsey
526 views
A student must prepare 2.00 L of 0.100 M Na2CO3 (106 g/mol) Which is the best procedure for preparing this solution ?
3 answers
asked by
Cynthia
1,539 views
A solution is made by dissolving 0.500 mol of HF in enough water to make 1.00 L of solution. At 21 C, the osmotic pressure of
6 answers
asked by
Eric
2,246 views
a solution is made by combining 10.0 ml of 17.5 M acetic acid with 5.54 g of sodium acetate and diluting to a total volume of
2 answers
asked by
Amanda
1,086 views
A 15.0% (by mass) NaCl solution is available.. Determine what mass of solution should be used to obtain
a. 2.50 mole of NaCl b.
3 answers
asked by
Tim
913 views
how do i write a procedure for making a 100mL of 0.5 M solution of sodium phosphate
1 answer
asked by
krystal
415 views
A student placed 14.0g of glucose (C6H1206) in a volumetric flask, added enough water to dissolve the glucose by swirling, then
3 answers
asked by
Christian Gillard
676 views
What mass of ethanoic acid would you used and how would you prepare 0,500 dm3 of a 0,500 mol dm3 ethanoic acid solution? (M of
3 answers
asked by
Denmark
584 views
How many milliliters of a 2000.0 mg/dl stock solution are needed to prepare 100.0 ml of a 150.0 mg/dl working solution?
4 answers
asked by
Jessi
1,132 views
What is the mole fraction of urea, CO(NH2)2, in a solution prepared by dissolving 6.6 g of urea in 30.2 g of methanol, CH3OH?
1 answer
asked by
Anonymous
132 views
how many grams of kno3 should be used to prepare
2.50 l of a 0.500m solution
1 answer
asked by
anthonny
399 views
Calculate the volume of 0.010 M CuSO 4 solution needed to make 100 mL of a 5.0 10 ^ - 4 CuSO 4 solution .
3 answers
asked by
Anthony
1,788 views
how would you prepare 500 mL of a 1.5 M NaOH solution, starting with a 5.0M NaOH solution?
2 answers
asked by
eppie
729 views
how do i prepare 2N HCl for 100ml of distilled water
3 answers
asked by
ashwath
396 views
How many ml of HCl required to prepare 5% of HCl solution in 750ml water.if HCl is 36% pure and specific gravity is 1.18g/ml?
2 answers
asked by
Abdul
1,075 views
You are asked to prepare 500. mL of a 0.250 M acetate buffer at pH 4.90 using only pure acetic acid (MW=60.05 g/mol, pKa=4.76),
3 answers
asked by
Amanda Getto
3,847 views
How many millilitres of a 0.1 M solution of NaF and of 0.1 M solution of HF
must be mixed to obtain 1L of buffer at pH = 4? Ka =
3 answers
asked by
James Wilson
865 views
Find the concentration of OH- of a solution of 45.0mL of 0.0921 M Ba(OH)2 diluted with enough water to make 350.0 mL of
3 answers
asked by
Jessica
614 views
If 125 mL of a 6.00 M KNO3 solution is diluted with 100.0 mL of water, the molarity of the resulting solution would be
3 answers
asked by
Anonymous
793 views
how would you prepare 175.0ml of .150 m agno3 solution starting with pure agno3
2 answers
asked by
Anne
670 views
What volume of solvent should be added to
36.8 g of CH3OH to produce a 0.500 M solution of CH3OH?
3 answers
asked by
please help
2,243 views
How many grams of sulfur (S8) must be dissolved in 100.0 naphthalene (C10H8) to make a 0.13 solution?
answer in grams.
3 answers
asked by
Jeremy
2,257 views
A chemist has two ethylene glycol and water solutions: one that contains 11.98% ethylene glycol and another with 7.30% ethylene
3 answers
asked by
Mathieu
559 views
3) You make a solution by dissolving 3.4g Ba(OH)2 in enough water to make 450ml of salt solution.
a. What is the molarity of the
2 answers
asked by
Sasha
545 views
Calculate the mass in grams of sodium bromide, NaBr, are needed to prepare 250.0 mL of a solution of sodium bromide that is
2 answers
asked by
allen
836 views
what mass of silver nitrate (AgNO3) is required to prepare 400 grams of a 3.50% solution of AgNO3?
Options: 1. 0.00875 g 2.
4 answers
asked by
alexandra
2,099 views
How many grams of CuSo4 x 5h20 to prepare 100 mL of a .10M solution?
4 answers
asked by
John
1,103 views
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