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May 2, 2016

Search: Calculate the molarity of a solution of sodium hydroxide, NaOH, if 23.64 mL of this solution is needed to netralize 0.5632 g of potassium hydrogen phthalate

Number of results: 52,335

Chemistry
Consider a solution containing 0.100M fluroide ions and 0.126M hydrogen fluroide. Calculate the concentration of fluoride ions after the addition of 5.00ml of 0.100M HCl to 25.0ml of this solution. a description as to how to get to the answer would be appreciated Use the ...
March 29, 2007 by annonymous

Chemistry
The molar mass of glucose is 180.16g/mol A. How much glucose is needed to make 500 ml of a .44M (.44mol/1L) solution? .44M/L=180.16x.44/100ml=79.27/1000=.07927x500=39.64g/mol/550ml? B What volume of the .44M solution is needed to prepare 1L of a 5% glucose solution? Don't know...
December 2, 2014 by Amanda

chemistry
What is the smallest volume of water at 20c that could be used to dissolve and remove potassium nitrate impurities and leave pure sodium hydrogen carbonate?
January 6, 2010 by Jamie

CHEM
Can you show me the formula I need to do this problem. please a solution is made by dissolving 0.35 mole of LiI in enough water to give a final volume of 2.60 ml. What is the molarity of the solution? thank you
March 25, 2014 by julia

chemistry
Is it true that more potassium bromide can dissolve in distilled water than in a solution of potassium chloride? Im thinking maybe the common ion effect is present here?
April 3, 2008 by MikeSo

chemistry
how many drops of 0.5M NaOH are needed to neutralize 10 drops of 1.0M HCl? What would be the pH of the neutral solution?
May 2, 2010 by kristy

Chemistry
A buffer is prepared by mixing 0.30 mole of formic acid (HCNO2) and 0.20 mole of sodium formate (NaCHO2) in enough water to make 0.50 liter of solution. Ka of formic acid is 1.7 x 10-4. Calculate the pH of the resulting buffer solution.
March 7, 2012 by Sam

science
Describe how you would go about making 1200mL of 0.100 Molarity HNO3 from a concentrated solution that is 12 Molarity?
March 14, 2013 by Nicole

chemistry
The sodium and hydroxide atoms separate into ions and the positive sodium ions are attracted to the oxygen atoms and the hydroxides are attracted to positive charged part of water, the hydrogen making another molecule.
May 1, 2011 by johnny

general chem
Using the activity series (Table 4.5), write balanced chemical equations for the following reactions. If no reaction occurs, simply write NR. (a) Nickel metal is added to a solution of copper (II) nitrate; (b) a solution of zinc nitrate is added to a solution of magnesium ...
October 9, 2011 by rob

chem.
Silver(I) nitrate and sodium sulfate react to form silver(I) sulfate and sodium nitrate. Suppose 43.5 mL of 0.040 M silver(I) nitrate solution and 26.58 mL of 0.10 M sodium sulfate solution are mixed. What is the maximum number of grams of silver(I) sulfate that can be made?
February 28, 2010 by Tiffany

Chemistry
Silver(I) nitrate and sodium sulfate react to form silver(I) sulfate and sodium nitrate. Suppose 45.98 mL of 0.060 M silver(I) nitrate solution and 26.64 mL of 0.10 M sodium sulfate solution are mixed. What is the maximum number of grams of silver(I) sulfate that can be made?
February 22, 2012 by Jade

Chemistry
For the balanced reaction 2 Na + 2 H2O -->2 NaOH + H2 how many grams of Hydrogen are produced if 120 g of Sodium are available?
April 5, 2012 by Henry

chemistry
how do i do this \? a 4.0mg/dl standard solution is needed. To prepare 100ml of the working standard. How much stock standard of a 1mg/ml (100mg/dl) solution is needed. i dont understand this conceptually / thanks
January 21, 2010 by Dan_9

ap chem
If 26.0mL of AgNO 3 is needed to precipitate all the Cl −ions in a 0.750-mg sample of KCl (forming AgCl), what is the molarity of the AgNO 3 solution
September 29, 2013 by ally

Chem
Is sodium benzoate soluble in HCl? I put yes What about NaOH? It's supposed to be created from a reaction with benzoic acid and NaOH What about NaHCO3? And aq. sodium benzoate plus HCl? And aq. sodium benzoate plus NaOH?
May 25, 2010 by Alex

chemistry
determine the amounts of solute and solvent needed to prepare the following solutions. 2.0 M aqueous NaCl solution 1.0 m aqueous KCl solution 25% by mass aqueous MgCl2 solution
February 8, 2011 by shaknocka lewis

Chemistry
Question: A 0.400 g sample of propionic acid was dissolved in water to give 50.00 mL of solution. This solution was titrated with 0.150 M NaOH. what was the pH of the solution when the equivalence point was reached? I'm not really sure how i would go about setting this up. ...
April 15, 2009 by Eliz

Chemistry
A 15.0mL solution of H2SO3 is neutralized by 12.0mL of a standardized 1.00M NaOH solution. What is the concentration of the H2SO3 solution? Please reply with the steps on how to do this question so I can learn. I can't find examples or anything related in my textbooks and I ...
June 14, 2012 by bri

analytical chem
10.00mL of 0.100mol/L HCl solution is add to 10.00mL of 0.100mol/L NaOH solution. what is the pH of the resulting solution?
April 22, 2014 by deg

Chemistry
What is the pH of a solution containing 0.10 M propanoic acid (HC3H5O2) and 0.10 M sodium propanoate after 0.02 mol of HCl is added to 1.0 L of the solution?
February 28, 2010 by Blake

CHEMISTRY
What will be the concentration if 52mL of a solution that is 12ppm in sodium chloride is diluted with enough water to make 97mL of solution?
February 14, 2012 by Sarah

Honors Chemistry
what volume of solution does a 3.0 molar solution need to have in order to contain 1.8 moles of sodium sulfate?
April 3, 2013 by Erin

Chemistry
Does the solid Zn(OH)2 dissolve when concentrated lye, NaOH solution, is added to a beaker containing a saturated solution of Zn (OH)2 and a small amount of Zn(OH)2?
May 5, 2010 by Ron

chemistry
When you add 100ml of a 0.1M HCl solution to 200 ml of 0.4M NaOH solution what is the pH? can you please show detailed work. o dont understand this
June 8, 2012 by jen

chemistry
how many ml of 0.655 M phosphoric acid solution is required to neutralize 15 ml of 1.284 M NaOH solution, write a balanced chemical equation
March 12, 2015 by Anonymous

Chemistry(reposts #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 aliquot (portion) of this stock solution is then removed and added to 75.0 mL of water. Calculate the concentrations of all ions in the final solution.
October 25, 2013 by Anonymous

Chemistry (reposts#2)
A solution is prepared by dissolving 5.00 g of ferric chloride in enough water to make 500.0 mL of stock solution. A 50.0 mL aliquot (portion) of this stock solution is then removed and added to 75.0 mL of water. Calculate the concentrations of all ions in the final solution.
October 25, 2013 by Anonymous

Chem
A mixture of 5.00 g of sodium carbonate, Na2CO3 and sodium hydrogen carbonate, NaHCO3 is heated. The loss in mass is 0.31 g. Sodium carbonate does not decompose on heating. Calculate the percentage by mass of sodium carbonate in the mixture.
June 14, 2015 by Anonymous

CHEM
Calculate the hydrogen ion concentration of a 2.3010^-1 M solution of the strong base RbOH. Round your answer to 3 significant digits. would the answer just be 2.30E-1 because the hydrogen ion will dissociate completely?? help appreciated thanks
April 14, 2009 by ray

Chemistry
1.25 g of crushed limestone was added to 50.0 cm3 of 1.00 mol dm-3 hydrochloric acid (an excess). The mixture was left until all bubbling stopped and was then made up carefully to 250 cm3 with pure water. A 25.0 cm3 sample of this was pipetted into a conical flask and some ...
November 10, 2010 by Sophia

Chemistry
Calculate the molarity of the nitrate ion in a 0.111 M solution of calcium nitrate? so would I have to find the number of moles of (NO3)2 and then divide it by the 0.111 M to get the molarity of the nitrate ion I am so confused please explain the set up I don't want the answer...
March 22, 2013 by Amber

chem
The units of parts per million (ppm) and parts per billion (ppb) are commonly used by environmental chemists. In general, 1 ppm means 1 part of solute for every 106 (one million) parts of solution. Mathematically by mass: ppm = g solute / g solution = mg solute / kg solution ...
November 3, 2007 by mel

Chemistry
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 water in a volumetric flask, then adding water to the mark to make exactly 500 mL of solution. (It is important to add concentrated acid or base to ...
October 7, 2013 by Sarah

Chemistry
you add excess sodium sulfate to a solution of a soluble barium compound in order to precipitate all of the barium ion as barium sulfate, BaSO4. Suppose a 458 mg sample of the barium compound is dissolved to create the solution. Then when the sodium is added, 513 mg of barium ...
March 12, 2012 by India

Chemistry
you add excess sodium sulfate to a solution of a soluble barium compound in order to precipitate all of the barium ion as barium sulfate, BaSO4. Suppose a 458 mg sample of the barium compound is dissolved to create the solution. Then when the sodium is added, 513 mg of barium ...
March 12, 2012 by India

chemisty lab
determine the amounts of solute and solvent needed to prepare the following solutions. 2.0 M aqueous NaCl solution 1.0 m aqueous KCl solution 25% by mass aqueous MgCl2 solution
February 7, 2011 by shaknocka

Chemistry
Pure acetic acid, known as glacial acetic acid, is a liquid with a density of 1.049 g/mL at 25C. Calculate the molarity of a solution of acetic acid made by dissolving 10.00 mL of glacial acetic acid at 25C in enough water to make 150.0 mL of solution.
February 17, 2010 by Mindy

chemistry
A solution of acid was found to have a pH of 1.60. What is the hydrogen ion concentration of the solution? (3 sig.fig) [H+(aq)] = ? mol dm3
January 8, 2011 by James Holland

chemistry
0.60 g of hydrogen chloride (HCl) is dissolved in water to make 6.5 L of solution. What is the pH of the resulting hydrochloric acid solution?
March 31, 2011 by Mel

chemistry
How many grams of potassium formate, KHCOO, must be added to 500 mL of a .07 M solution of HCOOH to produce a buffer solution with a pH of 3.50? given: Ka of HCOOH=1.8 x 10^-4
November 13, 2010 by Audrey

chemistry
An aqueous solution is 0.273m kcl. What is the molar concentration of potassium chloride, kcl? The density of the solution is 1.011 x 1 1000 g/L Who helps me
December 16, 2012 by Fai

chemistry
11.During an acid-base titration, 25 mL of NaOH 0.2 M were required to neutralize 20 mL of HCl. Calculate the pH of the solution for each of the following: 12.Before the titration. 13.After adding 24.9 mL of NaOH. 14.At the equivalence point. 15.After adding 25.1 mL of NaOH. ...
May 8, 2013 by Tina

Chemistry
Calculate the molarity of 1.77 mol of LiCl in 30.6 L of solution. This is for hw thats submitted online. the answer i got is 0.06 M. but it says its wrong, whyyyyy?
October 29, 2010 by Jazz

Chemistry (urgent)
Calculate the volume of an acidified solution of 0.02M potassium manganate that would be used to oxidize 100cm^3 of magnesium etanedioate.
October 22, 2014 by Edmund

science(chem)
How would I make a 5% solution of sodium bisulfite? sodium bisulfite: NaHSO3 Molar mass: 104.06 g/mol is it 5% w/w or v/v or w/v b/c if it was w/w then it would be weight percent w/w= weight solute/ weight solution* 100 I need help on this Thanks
November 4, 2007 by ~christina~

AP Chemistry
A 5.0 M solution of HNO3 is titrated with 0.3 M NaOH. Identify the species that have the highest concenttrations in the solution being titrated halfway to the equivalence point. A 25.15 ml of 0.35 m HNO3 was titrated with an unknown concentration of NaOH. The endpoint was ...
March 29, 2015 by Sara

Chemistry
25.0 mL of a NaCl solution (concentration unknown) was found to react with 20 drops of the chloride test solution from the PU Chloride Test Kit. Calculate the mass of NaCl (in grams) in this solution. Calculate the mass of NaCl required to prepare 0.250 L of a NaCl solution ...
October 3, 2010 by kt

chemistry
1 liter of a 1 M lithium hydroxide solution is added to 1 liter of a 1 M barium chloride solution, and a precipitate forms. What ions are left in solution after the reaction is complete? What ions are left in solution after the reaction is complete?
November 22, 2010 by Elise

chemistry
Write Sulfuric acid and potassium hydroxide where the products are potassium sulfate and water.
February 16, 2009 by Liz

Chemistry
Can anyone tell me if I am right on these? Calculate the amount of solute needed to make each of the solutions 225g of 10% (m/m) K2CO3 solution Answer: 22.5g K2CO3 0.50kg of 18% (m/m) KOH solution Answer: 90g KOH
May 19, 2011 by Julie

chemistry
Calculate the change in pH when 6.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq). Calculate the change in pH when 6.00 mL of 0.100 M NaOH(aq) is added to the original buffer solution.
February 4, 2012 by Katie

chemistry
Calculate the change in pH when 6.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq). Calculate the change in pH when 6.00 mL of 0.100 M NaOH(aq) is added to the original buffer solution.
February 5, 2012 by Katie

CHEMISTRY
a) Calculate the change in pH when 4.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq). b) Calculate the change in pH when 4.00 mL of 0.100 M NaOH(aq) is added to the original buffer solution.
March 27, 2012 by Jematormal91

chemistry
Calculate the change in pH when 9.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution that is 0.100 M in NH3(aq) and 0.100 M in NH4Cl(aq). Calculate the change in pH when 9.00 mL of 0.100 M NaOH(aq) is added to the original buffer solution.
March 9, 2016 by james

AP Chem
I had to do an experiment to calculate the enthalpy of solution of Epsom salts. I'm stuck on how to calculate the amount of the reactant in moles. Here's some preliminary data: 37.58 g of Epsom salts in the solution Molar mass of solution: 246.48 g/mol I'm not sure what to do ...
December 20, 2012 by Arianna

Chemistry
NH3 + Pb(NO3)2 -> How can I find the product and the net ionic equation? I suspect this is in a water solution, so the lead nitrate is in solution, but NH3 will react with the water to form ammonium ions, and hydroxide ions. The lead ions will react with the hydroxide ions ...
October 21, 2006 by Anonymous

Chemistry
Help needed with a calorimeter lab. I have to measure the enthalpy of a neutralization reaction between NaOH and HCl as well as find the concentration of NaOH the following ways. - using the mass and volume of NaOH - Using calorimetric data assuming no heat lost to calorimeter...
November 17, 2014 by Bibi

science
when lithium hydroxide pellets are added to a solution of sulfuric acid, lithium sulfate solution and water are formed
October 18, 2010 by hailey

chemistry
5.0010−3mol of HBr are dissolved in water to make 15.0L of solution. What is the concentration of hydroxide ions, [OH−], in this solution?
November 21, 2013 by chelsea

chemistry
calculate the volume of 0.1M NaOH which must be added to 50 mL of 0.1M HCl to give a final solution of pH 6???
March 4, 2010 by sara

College chemistry
How do you calculate the number of mL you would use to prepare 5.0 L of 0.20 M NaOH from a 5.23 M stock solution.
April 26, 2010 by laney

physical science
calculate the number of moles of H2SO4 wich were added to the NaOH solution
September 30, 2013 by gill

chemistry
calculate the mass percent of a solution that is prepared by adding 62.3g of NaOH to 343g of H2O?
October 16, 2013 by lima

Chemistry
Calculate the value (calories) for the heat of solution. Mass of NaOH: 2.03 g ΔT for reaction A : 8 C
October 24, 2014 by Maria

chemistry
How do you calculate molarity of NaOH?
June 18, 2012 by Mitsy

urgent i need help within an hour!
Ascorbic acid (vitamin C, C6H8O6) is a water-soluble vitamin. A solution containing 83.3 g of ascorbic acid dissolved in 210. g of water has a density of 1.23 g/mL at 55C Calculate the molarity of ascorbic acid in this solution. i got 2.77 but its wrong
January 21, 2013 by Samantha

Chem/Solution Concentrationa
How many gtams of potassium bromide(KBr), could be recovered by evaoportating 650.g of 15 percent KBr solution to dryness? Can you explain how to solve this?
August 3, 2011 by Terr

chemistry
Sodium bicarbonate is often used to neutralize acids, such as the following reaction: NaHCO3 + HCl ---> NaCl + H20 + CO2. What is the normality of a sodium bicarbonate solution containing 5.08 g NaHCO3 in 150.0 mL solution? this chapter in chemistry is really confusing and ...
April 7, 2013 by Patricia

chem
quantitative determination of acetylsalicylic acid in aspirin tablets by back titration 1)why do we use a more dilute NaOH solution for the standardization of NaOH? 2)what is the rationale behind the dilution and aliquoting of the aspirin sample? 3)what are the principles ...
January 20, 2009 by krissy

CHEMISTRY
An ethanol-water solution is prepared by dissolving 10.00 ml ethanol C2H5OH (density=0.789g/ml) in sufficient water to produce 100.00 ml of solution with a density of 0.982g/ml. What is the concentration of ethanol in this solution? Expressed as ml. a.)%volume b.)%mass c.)%m/v...
November 13, 2013 by ADRIAN

chemistry
How many grams of sodium hydroxide is needed to react with 100 ml of a 1.4 M nitric acid for complete neutralization to happen.
December 8, 2012 by maria

Dr Bob
What is the pH of the solution that results from mixing 5 ml of 0.2 M NaOH and 100 mL of 0.05 M lactic acid? (Pka of lactic acid= 3.86) Responses Use the Henderson-Hasselbalch equation. The mixture you have indicated will react to form a buffer, the base will be the sodium ...
January 11, 2009 by Andrew

Chemistry-Please help
Find the percent by mass of sodium chloride in a 1.45M NaCl solution. The density of the solution is 1.05g/mol .
October 5, 2009 by Rose

9th grade
10 gm of silver nitrate solution is added to 10 gm of sodium chloride solution what change in mass do you expect after the reaction and why?
November 12, 2009 by Gazal

9th grade
10 gm of silver nitrate solution is added to 10 gm of sodium chloride solution what change in mass do you expect after the reaction and why?
November 12, 2009 by Princess

Chemistry
If I leve 750 mL of 3.6 sodium chloride solution uncoverd and 150 mL of the solvent evaporates overnight, what is the new solution concentration?
February 20, 2014 by Emma

Chemistry
Explain what would happen to the color of a dilute solution containing FeCl4- if you added a solution of sodium chloride, NaCl.
October 29, 2014 by Anonymous

CHEMISTRY
1. What is the vapor pressure at 25C of a solution of 1.20g of nephtalene C10H8 in 25.6g of benzone C6H6? The vapor pressure of pure benzene at 23C is 86.0mmHg the vapor pressure of naphthalene can be neglected. Calculate the vapor pressure lowering of the solution. 2. A ...
March 20, 2013 by N COMAS

Chemistry
How would you prepare 455 g of aqueous solution that is 6.50% sodium sulfate Na2SO4 by mass? percent by mass = grams/100 g solution. X grams/455 = 0.065 solve for X. Subtract 455-X to calculate how much water must be added. ok i got -454.935 is this right
February 6, 2008 by Lauren

chem
A 26.8 mL sample of an unknown HClO4 solution requires 46.8 mL of 0.101 M NaOH for complete neutralization. What was the concentration of the unknown HClO4 solution? The neutralization reaction is shown below. HClO4(aq) + NaOH(aq) H2O(l) + NaClO4(aq) i got .00473 M HClO4 but ...
March 18, 2011 by hannah

Physical sciences
Potassium dichromate,concentrated nitric acid 12m,concentrated sodium hydroxide 12.5m and water.set up an experiment to investigate the effects of changing concentration on an equilibrium mixture
May 23, 2011 by Tshephiso

Chemistry
0.15g of hydrogen chloride HCl is dissolved in water to make 8.0L of solution. What is the pH of the resulting hydrochloric acid solution?
March 1, 2013 by Jonah

CHEMISTRY
0.15g of hydrogen chloride (HCl) is dissolved in water to make 6.5L of solution. What is the pH of the resulting hydrochloric acid solution?
February 17, 2014 by Anonymous

chemistry
I asked this before, but got no response. A) If you make up a solution of 250 mL of 0.1 M TRIS in the acid form, what will be the pH? B) If you add 2 mL of 1 M NaOH to the solution in part A, what will be the pH? Thanks.
February 3, 2008 by student

Chemistry
You have 475 mL of an 0.47 M acetic acid solution. What volume (V) of 1.10 M NaOH solution must you add in order to prepare an acetate buffer of pH = 5.00?
January 19, 2013 by Mark

Chemistry
An excess of zinc metal is added to 50.0 mL of a 0.100 M AgNO3 solution in a constant-pressure calorimeter. Assuming that the density of the solution is the same as for water, calculate the mass of the solution.
June 30, 2010 by Haley

chemistry
A solution of 25mL of 0.5M c2h5nh2 is titrated with hydrochloric acid solution. During titration 5mL of .5M hcl is added dropwise. As volumes are additive. Calculate the pH of the resulting solution
April 7, 2014 by Jesus

chemistry
A 0.4272-g sample of a potassium hydroxide lithium hydroxide mixture requires 26.94mL of 0.3385M for its titration to the equivalence point. What is the mass percent lithium hydroxide in this mixture?
September 20, 2010 by Heather

chemistry
A 0.4272-g sample of a potassium hydroxide lithium hydroxide mixture requires 26.94mL of 0.3385M for its titration to the equivalence point. What is the mass percent lithium hydroxide in this mixture?
September 21, 2010 by henry

chemistry
0.4324 g sample of a potassium hydroxide-lithium hydroxide mixture requires 28.28 ml of 0.3520 M HCl for its titration to the equivalence point. What is the mass percent lithium hydroxide in this mixture?
November 16, 2012 by nooor

Chemistry
How would I calculate the mass of 20ml of a 3% hydrogen peroxide from a 30% H2O2 solution?
September 26, 2012 by John

Chemistry
PartA: What volume of 10.0M NaOH is needed to prepare a buffer with a pH of 7.79 using 31.52 g of TrisHCl? TrisHCl is a weak base and the molecular weight is 157.67 g/mol. I found the solution, it is 6.67 milliliters. Part B: "The buffer from Part A is diluted to 1.00 L. To ...
April 24, 2009 by Linda

chemistry
Assume that no heat is lost to the surroundings and calculate the enthalpy involved when 200. mL of .10 M potassium hydroxide and 200. mL of .10 M hydrochloric acid are mixed. Both solutions began at room temperature, 24.5 degrees celsius, and have densities very close to 1.00...
April 14, 2014 by Devon

Chemistry
A 16.6 mL portion of an HBr solution of unknown strength is diluted to exactly 247 mL. If 102.1 mL of this diluted solution requires 87.8 mL of 0.37 M NaOH to achieve complete neutralization, what was the strength of the original HBr solution?
May 1, 2011 by Sam

Chemistry
What volume of 0.200M of aqueous solution of formic acid, a weak monoprotic acid (KA = 1.78x10-4) and 0.200M aqueous solution of NaOH would you mix to prepare a 500mL of a buffer solution of pH = 4.0.
September 26, 2012 by Sam

chemistry
dry gaseous hcl contained in volume of 1L at STP is dissolved in 200ml of 0.5M barium hydroxide soltion. How many mol of 0.5M hcl would be needed to neutralise the resulting solution?
April 2, 2012 by mob

Chemistry
HOBr (aq) <----> H+ (aq) + OBr- (aq), Ka = 2.3 x 10^-9 Hypobromous acid, HOBr, is a weak acid that dissociates in water, as represented by the equation. (a) Calculate the value of [H+] in a solution of HOBr that has a pH of 4.95. Ans: 1.1 * 10^-5 M (b) Write the ...
April 10, 2012 by Confused

Chemistry
During the preparation of K3[Al(C2O4)3].3H2O, NaOH was added slowly and with stirring over an approximately 10-minute period to a solution of Al2(SO4)3 solution. The combined solution was heated to almost boiling and left to stand for a few minutes. 1. Why does NaOH added ...
March 22, 2010 by Alan

Chemistry
Calculate the mass of lithium hydroxide that must be added to 50ml of water so that it may react exactly with 5ml solution of 1.5M nitric acid.
June 5, 2012 by Jeconiah

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