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April 16, 2014

Search: calculate the molarity ofthe NaOH solution: mass of KHP 2.484 g;

Number of results: 77,163

science
What volume of a 6.0 M NaOH solution would you need to prepare 250.0 milliliters of a 3.0 M NaOH solution?
Thursday, November 1, 2012 at 2:15pm by john

chemistry
What volume of a 6.0 M NaOH solution would you need to prepare 250.0 milliliters of a 3.0 M NaOH solution?
Friday, December 21, 2012 at 1:09pm by alexis

chemistry
What volume of a 6.0 M NaOH solution would you need to prepare 250.0 milliliters of a 3.0 M NaOH solution?
Wednesday, February 13, 2013 at 2:40pm by diana

Chemistry
What volume of a 6.0 M NaOH solution would you need to prepare 250.0 milliliters of a 3.0 M NaOH solution?
Monday, March 18, 2013 at 5:48pm by Noemi

Chem
You don't need to do that. moles = M x L or millimiles = M x mL. Just remember that you probably will be asked for the moles KHP and to do that you must convert from moles Ca(OH)2 to moles KHP with the equation, 2KHP + Ca(OH)2 ==> 2H2O + CaK2P2 So obviously, moles KHP = 2 x...
Wednesday, July 22, 2009 at 9:49pm by DrBob222

chemistry
A solution contains 5.00% (by mass)NaCl. The density of the solution is 1.064 g/cm^3. What is the molarity of NaCl?
Monday, November 19, 2012 at 1:16pm by evelyn

Chemistry
You have a vinegar solution you believe to be 0.8 M. You are going to titrate 21.39 mL of it with a NaOH solution that you know to be 0.774 M. At what volume of added NaOH solution would you expect to see an end point? Answer in units of mL
Tuesday, March 11, 2014 at 9:07pm by Sara

Chemistry
An unbuffered solution contaning 0.000018 M HCl .Calculate PH after adding 1 mL of 0.1 M NaOH to 100 mL of solution.
Sunday, December 11, 2011 at 8:37am by Ethio

Chemistry
A sample of 9.4 grams of NaOH is dissolved into 693 mL of aqueous 0.250 M NaOH (assume no volume change). This solution is then poured into 2.37 gallons of water. (You may assume that the two volumes can be added.) What is the concentration of NaOH in the final solution? ...
Monday, October 4, 2010 at 6:30pm by May

Chemistry
How many grams of NaCl (molar mass = 58.4 g/mole) must be added to 12.0 g of water (molar mass = 18.0 g/mole) so that Xwater = 0.725? My answer was 102.69 grams of NaCl. However my friend got 14.8 grams of NaCL. We are not sure who is right? Please respond, and thank you. I ...
Monday, February 5, 2007 at 12:19am by Aletha

Chemistry
A 50mL solution of NaOH is neutralized by adding 37.5 mL of 0.045 M HCL. What was the original concentration of the NaOH solution?
Sunday, September 29, 2013 at 12:39pm by Julie

chemistry
Bit confused about this question. especially a and b. Not really sure which values to use or how. Thanks! A solution is made by dissolving 1.71g of barium hydroxide, Ba(OH)2 (s), in distilled water and then adding more distilled water until the total volume of the solution is ...
Tuesday, November 17, 2009 at 3:52pm by Anonymous

chemistry
and List all measurements and include proper labels. Molecular weight of benzoic acid: 122.12 g/mole Mass of benzoic acid used: Titration of NaOH and benzoic acid: (Fine Titrations Only) Trial 1 Trial 2 Initial volume(NaOH)(ml) final volume(NaOH)(ml) Calculations/...
Friday, April 15, 2011 at 11:14am by Zach

adult education
molarity=mole/liter= mass/(molmass*volume) solve for mass massingrams=molarity*molmassKOH*.2Liter
Friday, April 23, 2010 at 9:31am by bobpursley

Chemistry
What is the molarity of H2SO4 in a solution prepared by adding 15.0 mL of 6.0 Molarity H2S04 to enough water to make 100.0 mL of solution?
Wednesday, October 5, 2011 at 10:41pm by Andrea

Chemistry
For the reaction NaOH + HCl---> H20 + NaCl where the mass of NaOH is 2g and the Volume of Hcl is 100ml with a 0.5 concentration. The initial temp is 25 and the final is 35, what is the amount of energy absorbed by the solution?
Tuesday, May 4, 2010 at 4:32pm by Hyde

chemistry
what is the molarity of a solution containing 23g of NaCl in 500 mL of solution? (the molecular mass of NaCl is 58.44.)
Thursday, April 28, 2011 at 4:49pm by lilly

Chem
I did an experiment were I added some water and KHP into a beaker and phenophalene [sp?]. It was a titration lab. We slowly added calciuum hydroxide into the beaker and waited till the solution turned into a faint pink. The question is asking me to find the number of mols of ...
Wednesday, July 22, 2009 at 9:49pm by Lena

Chemistry
Calculate the pH after 0.016 mole of NaOH is added to 1.05 L of a solution consisting of 0.138 M HONH2 and 0.127 M HONH3Cl, and calculate the pH after 0.016 mole of HCl is added to 1.05 L of the same solution of HONH2 and HONH3Cl. (Assume that all solutions are at 25C.) 0.016...
Wednesday, March 13, 2013 at 2:46am by Margaret

Chemistry
What formula do I use to figure. 16.5 g of KCL (MM=74.55 g/mol) is dissolved in enough water to make 575 mL of solution. Calculate the molarity of the KCl solution.
Sunday, July 25, 2010 at 6:21pm by Norma

chemistry
You add thiocynanate ions to a solution The molarity of silver ion is 0.1M initially. Calculate the max concentration of SCN- ion that exists in the solution before AgSCN beings to precipitate? ?
Tuesday, March 15, 2011 at 6:49pm by emily

chemistry
Thank you.. I get 5.58g NaOH / 40g NaOH / 0.25L = 0.558 NaOH solution
Thursday, March 28, 2013 at 7:16pm by Kishwa

chemistry........help!! =)
One brand of laundry bleach is an aqueous solution containing 4.00% sodium hypochlorite (NaOCl) by mass What is the molarity of this solution? (Assume a density of 1.02 g/mL .)
Wednesday, December 8, 2010 at 1:20am by Lisa, Help needed!

Chemistry
I'm having trouble with molarity. What is the molarity of a KCl solution made by diluting 75.0 mL of a 0.200 M solution to a final volume of 100.0 mL?
Monday, November 29, 2010 at 12:20pm by Madison

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 ...
Monday, October 7, 2013 at 11:42am by Sarah

chemistry
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 tablet in hot NaOH and the cooled solution was diluted with DI water to the mark in a 250 mL volumetric flask. Exactly 3.00 mL of the solution was ...
Thursday, May 10, 2007 at 10:08pm by jared

Chemistry
moles KOH = M x L Use the equation to convert moles KOH to moles KHP. moles KHP = grams/molar mass. Solve for grams.
Monday, October 3, 2011 at 11:57am by DrBob222

chemistry
For an experiment, a student needs 1L each of 2M NaOH and 2 M KCl solutions. The NaOH will be prepared from a 12M stock solution, whereas the KCl will be prepared from dry, powder,KCl. Describe the process by which each of the solutions can be prepared. Include: Mention of ...
Saturday, May 22, 2010 at 10:24pm by baby_doll321

chemistry
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 base solution ?
Friday, October 21, 2011 at 12:05pm by Anonymous

chemistry
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 base solution ?
Friday, October 21, 2011 at 12:25pm by Anonymous

chemistry
calculate the molarity of 18.0 ml of h2so4 in 2.0l of solution?
Sunday, December 5, 2010 at 7:36am by diane

chemistry
Calculate the molarity of each of the following solutions. 1. 61.9 g of C2H6O in 3.4 L of solution
Wednesday, March 9, 2011 at 7:00pm by Abby

CHEMISTRY
CALCULATE THE MOLARITY OF 50.0g OF NaCL IN 7820mL OF SOLUTION
Wednesday, December 4, 2013 at 4:25am by DAD

chemistry
describe how would you prepare exactly 500. ml of 1.0 M NaOH solution from a 3.0 stock NaOH solution . show all calculation
Saturday, October 30, 2010 at 8:57am by hadil

chemistry
how many grams of NaOH should be used to make 200 mL of a 0.24M solution of NaOH starting with a .4M HCL solution
Monday, September 24, 2012 at 1:48am by tera

chemistry
Recall that molarity is just moles of solute per liter of solution: M = n / V Since we're given the volume and molarity, we solve for the n: 0.30 M = n / 0.15 L n = 0.3 * 0.15 n = 0.045 mol CH3OH The problem asks for the mass of CH3OH. To get the mass, we multiply the number ...
Monday, November 4, 2013 at 9:18pm by Jai

Chemistry
What is the boiling point of a 25.20% (m/v) KNO3 solution ? (Kf of water = 1.86 0C/molal) (Kb of water = .52 0C/molal) (molar mass potassium nitrate = 101.10324 g/mole) The density of the solution is 1.09 g/ml What is the molarity of the solution? What is the molality of the ...
Sunday, March 31, 2013 at 3:32pm by Sean

Chemistry105
mol NaOH = grams/molar mass= ? M = mols/L = ? mols/0.1L b) mols HCl = M x L = ? mols NaOH = mols HCl M NaOH = mols/L soln. You know M NaOH and mols NaOH, solve for L NaOH and convert to mL if you wish.
Tuesday, December 4, 2012 at 9:47pm by DrBob222

CHEMISTRY
CALCULATE THE MASS OF Na3PO3 PRODUCED AFTER 28.0g OF H3PO3 IS TREATED WITH 42.0g OF NaOH, AND ALSO CALCULATE THE MASS REMAINING OF THE EXCESS REAGENT. H3PO3+ 3NaOH = Na3PO3+ 3H2O
Tuesday, April 19, 2011 at 1:06pm by dana

science
x = 1/2 a * t^2 v = a * t where x is distance, a is acceleration, t is time, and v is speed First you have to get the units to match. You probably want your answer of acceleration to be in ft/second^2, so convert 330 mph to ft/s 330 miles/hour = 330 miles / 3600 s = 0.0916 ...
Tuesday, October 2, 2012 at 9:17am by Jennifer

Chem
KHC8H4O4 + NaOH ==> NaKC8H4O4 mols KHC8H4O4 = grams/molar mass. mols NaOH = same (Look at the coefficients in the balanced equation.) M NaOH = mols NaOH/L NaOH
Monday, April 8, 2013 at 7:03am by DrBob222

Chem Lab Math!
What's the molarity of the solution? 1,000 mL x 1.037 g/mL x 0.37 = ?g HCHO. ?g HCHO/molar mass = moles and that is the molarity since the solution is 1 L.Abut 13M but you need to do that more accurately than I. final M = about 13M x (1.00/500) x (1.00/5.00) = ? (Note: ...
Sunday, March 18, 2012 at 9:41pm by DrBob222

chemistry
A sample of solid monoprotic acid with molar mass equal to 169.7 g/mol was titrated with 0.1599M sodium hydroxide solution. Calculate the mass in grms fo acid to be used if the volume of NAOH to be used is 25ml. My calculation 0.1599 x 0.025L = 0.00399 0.00399 x 1000 = 3.9975 ...
Saturday, August 4, 2012 at 2:41pm by Fai

chemistry
If 8.72 grams of oxalic acid, H2C2O4, a diprotic acid, is neutralized when 23.4 mL of a solution of KOH is added, what is the molarity of KOH? the topic is acid-base triation, and i have already converted the mass to moles,but I am having trouble finding the volume for the ...
Tuesday, April 9, 2013 at 10:10pm by K

chemistry
Calculate the concentrations of all species in a 1.67 M Na2SO3 (sodium sulfite) solution. The ionization constants for sulfurous acid are Ka1 = 1.4 102 and Ka2 = 6.3 108. I know how to find the Na^+ and SO3^-2 but I don't know how to find molarity of rest of it. Can you ...
Sunday, June 17, 2012 at 2:41pm by Johnny

chem101
NaOH + HCl ==> NaCl + H2O. moles NaOH = M x L. moles HCl = moles NaOH (since the reaction is 1 mole NaOH to 1 mole HCl). molarity HCl = moles/L. Post your work if you get stuck.
Sunday, April 11, 2010 at 3:40am by DrBob222

Chemistry
How many moles of NaOH per liter of solution would you expect to have in a solution that is labeled "0.105 M NaOH" on the side of the gradulated cylinder?
Thursday, March 15, 2012 at 4:43pm by Carla

chemistry
If you made up a solution of NaOH by adding 0.010 mole of solid NaOH to 1.0 liter of distilled water, what would be the pH of the solution?
Tuesday, December 18, 2012 at 3:15pm by Monica

Chemistry
19% w/w NaOH means 19 g NaOH/100 g soln or 19g NaOH/(19g NaOH + 81 g H2O) moles NaOH = grams/molar mass moles H2O = grams/molar mass XNaOH = moles NaOH/total mols. m = moles NaOH/kg solvent. moles NaOH from above. kg solvent from above.
Tuesday, February 21, 2012 at 1:54am by DrBob222

CHEMISTRY
How to prepare a 500ml 0.2M NaOH solution from 2.0M NaOH solution
Wednesday, July 10, 2013 at 1:13pm by RICHARD

chemistry
8.058g x 10-2 kg of washing soda na2co3 10h20 is dissolved in water to obtain 1L of a solution of density 1077.2kg/m3. Calculate the molarity, molality and mole fraction of na2c03 in the solution? who helps
Tuesday, January 1, 2013 at 4:20pm by Fai

CHEMISTRY
mols HCl = M x L = ? mols NaOH = mols HCl (look at the coefficients in the balanced chemical equation). M NaOH = mols NaOH/L NaOH You know mols and L, solve for M. L for NaOH is 0.075 since you want M of the diluted solution.
Friday, October 18, 2013 at 1:38pm by DrBob222

Chemistry
For the reaction NaOH + HCl---> H20 + NaCl where the mass of NaOH is 2g and the Volume of Hcl is 100ml with a concentration of 0.5 mol/l. The initial temp is 25 and the final is 35, what is the amount of energy absorbed by the solution?
Tuesday, May 4, 2010 at 5:10pm by Hyde

chemistry
how do you make 1.00g of NaC2H3O2 using: 0.400 M Na2Co3 0.300 M Pb(C2H3O2)2 NaOH solution with unknown molarity 0.500 M HC2H3O2 You dont have to use all of them
Wednesday, April 6, 2011 at 4:42pm by stephanie

Chemistry
suppose you wanted to dissolve 106 g of Na2co3 in enough H2O to make 6.00L of solution. a) what is the molar mass of Na2CO3 ? b) what is the molarity of this solution ?
Friday, October 15, 2010 at 10:25am by Anonymous

CHemistry- For Dr.Bob
Yes I see my mistake now, because they first ask to find the moles of NaOH used, so would it simply be 0.015 mol? If I remember you had a density of HCl solution and the mass of that solution was mass = volume x density = 5 mL x density in g/mL = ? g. You can estimate the mass...
Thursday, August 2, 2012 at 6:01pm by Robert

Chemistry
A sample of 6.41 grams of NaOH is dissolved into 675 mL of aqueous 0.250 M NaOH (assume no volume change). This solution is then poured into 2.28 gallons of water. (You may assume that the two volumes can be added.) What is the concentration of NaOH in the final solution? ...
Tuesday, March 22, 2011 at 8:25pm by Scott

Determination of ASA Content of Tablets Lab Report
Not asking for answers necesarily but I would to know how to approach each question Mass of pure acetylsalicylic acid (ASA) : .508 g Dilution Absorbance (a.u.) 2:11 .116 4:11 .259 6:11 .392 8:11 .502 10:11 .548 Mass of tablet : .380 g Absorbance read on the Spec 20 : .314 a.u...
Wednesday, December 5, 2012 at 12:14am by Lena

chemistry
if the pH of a half-neutralized acid solution is 5.4, how would you find the [H+] of the the solution. There is 1.0 g of L-ascorbic acid which was dissolved in 100 ml of water. That solution was split in two and 50 ml of the solution was titrated with 0.2 M NaOH (13 ml NaOH). ...
Thursday, April 17, 2008 at 3:04pm by tom

Chemistry
Consider a weak acid-strong base titration in which 25.0 mL of 0.100 M acetic acid is titrated with 0.100 M NaOH. a) Calculate the pH after the addition of 3.00mL of NaOH. b) What is the pH of the solution before the addition of NaOH (pKa of acetic acid=4.75) I got pH= 3.88 ...
Sunday, February 27, 2011 at 12:49pm by Jon

Chemistry
Hi,may I have your help? I have posted a titration question that I'm trying to solve. The correct answer to the problem is 0.128 M, however,I have arrived at the answer: 0.000128 M. Here's the question: If 38.30 mL of 0.250 M NaOH is used to titrate 25.0 mL of phosphoric acid,...
Friday, December 10, 2010 at 5:37pm by Cliff

Chemistry
Mass of evaporating dish = 41.36 g Volume of saturated NaCl solution = 10.0 mL Mass of evaporating dish and NaCl = 44.50 g Mass of sodium hydrogen carbonate = 0.49g What is the morality(M) of the sodium chloride solution if you prepare in 1 liter of solution? How do you ...
Tuesday, August 30, 2011 at 10:14am by Jordan

Chem 2 Lab
H3PO4 + 3NaOH ==> 3H2O + Na3PO4 mols H3PO4 = 0.4/molar mass H3PO4 = ? Convert mols H3PO4 to mols NaOH using the coefficients in the balanced equation. M NaOH = mols NaOH/L NaOH. You know M and mols NaOH, solve for L NaOH
Wednesday, April 25, 2012 at 10:30pm by DrBob222

CHemistry- For Dr.Bob
Hey Dr.Bob, I asked two days ago a question about a titration lab I had that you answered, but I still have one more question about that lab. Here's the lab summary: For my chemistry of solutions class, we had a titration lab where we titrated NaOH into an HCl + H2O mix. This ...
Thursday, August 2, 2012 at 6:01pm by Robert

Chemistry 2
A solution of NaOH (aq) contains 8.2 grams of NaOH(s) per 100.0 mL of solution. Calcualte Ph and POH at 25 degrees celsiuis
Friday, February 21, 2014 at 2:30pm by Jason

Chemistry
The question is: What is the molarity of the copper (II) chloride solution your teacher provided? Show calculations. Obtain the true molarity of the copper (II) chloride solution and calculate percent error. I have done this so far trying to answer the question: Molar Mass: (...
Tuesday, April 23, 2013 at 6:20pm by Jillian

Analytical Chem
First I would calculate the molarity of the iron(III) nitrate solution. 1.110 g/mL x 1000 mL x 0.60 = g/L Then g/molar mass = mols and this is the M of the soln. Then dilute that stock soln using the dilution formula. c1v1 = c2v2 where c = concn v = volume.
Wednesday, April 18, 2012 at 6:05am by DrBob222

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...
Friday, March 22, 2013 at 8:01pm by Amber

Chemistry
Pi = MRT You know Pi (osmotic pressure) which you want to convert to atmospheres. Use 0.08205 for R and convert T to Kelvin. Calculate M, molarity. Then M = moles/L which allows you to calculate # moles. Finally, # moles = g/molar mass which allows you to calculate molar mass...
Thursday, September 17, 2009 at 1:23am by DrBob222

Chemistry
Calculate the pH of a 5.90 10-3 M solution of H2SO4 I have tried doing this as pH=-log[H+] and also by multiplying the Molarity by two because there are two hydrogens and then doing the -log but both ways have gotten me the wrong answer is there something i am missing? same ...
Monday, March 5, 2012 at 9:54pm by Ashley

Chemistry
Molarity is defined as #moles/L soln. moles NaOH = grams/molar mass 100 mL = 0.100L.
Wednesday, July 13, 2011 at 1:24pm by DrBob222

Chemistry
An aqueous solution of H2SO4 is 60.0 % H2SO4 by mass. The density of the solution is 0.968 g/mL . I need to find the Molality, mole fraction, and Molarity.
Friday, December 3, 2010 at 11:35am by Sara

chemistry
2KHP + Ca(OH)2 ==> 2H2O + Ca(PK)2 moles KHP = grams/molar mass Convert moles KHP to moles Ca(OH)2 (multiply by 2). M Ca(OH)2 = moles Ca(OH)2/L Ca(OH)2.
Thursday, September 15, 2011 at 11:02am by DrBob222

Chemistry
Procedure #1 PLEASE NOTE: Titration requires several steps in order to obtain exact results. The procedures described in this lab assume that you have already done the TITRATION TUTORIAL and are familiar with the technique. 1. Take a clean Erlenmeyer flask from the Glassware ...
Wednesday, August 11, 2010 at 4:19am by annonomus

Chemistry
Calculate the molarity of 15.4 g of ethanol (C12H22O11) in 71.0 mL of solution
Sunday, February 27, 2011 at 3:35pm by Kiana

chemistry
Calculate the molarity of 2.05 L of a solution containing 1.51 g of dissolved KBr
Thursday, February 9, 2012 at 8:29pm by jessica

general chemistry
Calculate the molarity of each of the following solutions.70.8 in 2.51 of solution
Thursday, March 7, 2013 at 1:07am by kelia

chemistry
calculate the molarity of 29.25 grams of NaCl in 2.0 liters of solution
Tuesday, May 28, 2013 at 11:36pm by Anonymous

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 ...
Thursday, December 20, 2012 at 7:17pm by Arianna

chemistry
Suppose 0.432g of zinc acetate is dissolved in 200.mL of a 16.0mM aqueous solution of ammonium sulfate. Calculate the final molarity of acetate anion in the solution. You can assume the volume of the solution doesn't change when the zinc acetate is dissolved in it.
Wednesday, January 18, 2012 at 6:30pm by Deborah

science
to prepare 500cm^3 of glucose solution of concerntration 1M. The chemical formula of glucose is C6H12O6.calculate (1)the relative molecular mass and molar mass.(2)the amount of glucose which will be in the solution.(3)the mass of glucose to be weighed
Sunday, July 1, 2012 at 5:03am by abajane

science
to prepare 500cm^3 of glucose solution of concerntration 1M. The chemical formula of glucose is C6H12O6.calculate (1)the relative molecular mass and molar mass.(2)the amount of glucose which will be in the solution.(3)the mass of glucose to be weighed
Sunday, July 1, 2012 at 5:04am by abajane

Chemistry
What effect on the molar mass of the unknown acid would each of the following have-that is-would it make the calculated molar mass high, low, or would it have no effect? 1. Adding 5 drops of phenolphthalein instead of 1 drop. 2. Using a standard NaOH solution that has been ...
Wednesday, April 3, 2013 at 7:34pm by Sean

chemistry
Suppose 24.9 grams of copper (II) nitrate is dissolved in 200. milliliters of a 0.70 moles/liter aqueous solution of sodium chromate. Calculate the final molarity of nitrate anion in the solution.
Friday, January 20, 2012 at 1:25pm by Deborah

Chemistry
Suppose 24.9 grams of copper (II) nitrate is dissolved in 200. milliliters of a 0.70 moles/liter aqueous solution of sodium chromate. Calculate the final molarity of nitrate anion in the solution.
Friday, January 20, 2012 at 5:27pm by Deborah

molarity
calculate the molarity of k+ in a soln prepared by adding .2L of .200M K3PO4 and 75.0mL of .5M K3PO4. assume volumes are additive. A few of steps here and more than one way to answer the problem You need to calculate the total number of moles of K3PO4 from the two volumes and ...
Thursday, April 5, 2007 at 2:13pm by Christine

Chemistry
25 ml of cloudy ammonia solution is added to a 250 ml Erlenmeyer flask. 50 ml of .1 M HCl is then immediately added to the flask, which reacted with the ammonia in the solution. Next, the solution was titrated with .025 M NaOH to neutralize the excess HCl that was not ...
Sunday, February 2, 2014 at 1:49pm by Anonymous

chemistry
Calculate the pH in a 0.00500 solution of NaOH.
Monday, February 21, 2011 at 11:15pm by JC

chemistry
We add excess Na2CrO4 solution to 27.0 mL of a solution of silver nitrate (AgNO3) to form insoluble solid Ag2CrO4. When it has been dried and weighed, the mass of Ag2CrO4 is found to be 0.420 grams. What is the molarity of the AgNO3 solution? Answer in units of M
Wednesday, September 19, 2012 at 4:55pm by cheri

chemistry
What are you supposed to calculate? The mass of Na3PO4? The molarity?
Friday, March 4, 2011 at 8:38am by drwls

chemistry
When I have the table filled out, what would I need to do in order to calculate the solubility product for calcium hydroxide? The following is what I have in mind, please tell if I am incorrect or correct. Ksp = [Ca+2][OH-1]2 You should have an average value for the amount of ...
Tuesday, April 1, 2008 at 11:53pm by Jessica

chemistry
When I have the table filled out, what would I need to do in order to calculate the solubility product for calcium hydroxide? The following is what I have in mind, please tell if I am incorrect or correct. Ksp = [Ca+2][OH-1]2 You should have an average value for the amount of ...
Tuesday, April 1, 2008 at 11:53pm by Jessica

chemistry
When I have the table filled out, what would I need to do in order to calculate the solubility product for calcium hydroxide? The following is what I have in mind, please tell if I am incorrect or correct. Ksp = [Ca+2][OH-1]2 You should have an average value for the amount of ...
Tuesday, April 1, 2008 at 11:53pm by Jessica

chemistry
When I have the table filled out, what would I need to do in order to calculate the solubility product for calcium hydroxide? The following is what I have in mind, please tell if I am incorrect or correct. Ksp = [Ca+2][OH-1]2 You should have an average value for the amount of ...
Wednesday, April 2, 2008 at 8:11pm by Jessica

chemistry
Sulfuric was titrated with NaOH solution. 208 mL of .250 M NaOH solution was needed to completely neutralize 65.0 mL of H2SO4. What is the concentration of the sulfuric acid solution?
Monday, January 10, 2011 at 8:05pm by Trent

chemistry
A solution of NaOH with pH 13.68 requires 35.00 mL of 0.128 M HClO_4_ to reach the equivalence point. What is the volume of the NaOH solution?
Thursday, March 8, 2012 at 10:40pm by Savannah

chemistry
moles acrylic acid = grams/molar mass moles acrylic acid = moles NaOH. M NaOH = moles NaOH/L NaOH. You know M NaOH and moles NaOH, solve for L NaOH and convert to mL.
Wednesday, January 25, 2012 at 6:54pm by DrBob222

chemistry
The mole fraction of acetic acid (CH3COOH) in an aqueous solution is 0.675. Calculate the molarity of the acetic acid, if the density of the solution is 1.0266 g mL-1.
Friday, November 9, 2007 at 9:50pm by keely

chemistry
Based on your titration of the 150ppm standard solution of Ca2+ calculate the molarity of the EDTA solution we used, which is Ca2+ + EDTA4- ----> [CA(EDTA)]2-
Tuesday, March 25, 2014 at 11:41pm by Mai

Chemistry
If I have to make a solution with sodium bicarbonate (baking soda) how do i find the molarity and how do i correctly make the solution??? i.e. how do i prepare a solution of sodium bicarbonate with a molarity of 0.01?
Tuesday, January 8, 2008 at 7:51pm by Jake

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