Sunday
August 2, 2015

Homework Help: Science: Chemistry

Recent Homework Questions About Chemistry

chemistry
i want to neutralize a 10 ml 3 molar sulfuric acid using calcium carbonate but don't know how to do the math the explanation confused me. (also i have to use sig fig and uncertainty)
Tuesday, February 10, 2015 by william

chemistry
How many grams of calcium carbonate would it take to neutralize if i have 10ml 3 molar sulfuric acid? (can this be explained in detail?)
Tuesday, February 10, 2015 by william

Chemistry
what mass of lead(II)nitrate can be formed from reaction of 25.0ml of .100M sodium sulfate and 40.0ml of .200M lead(II)nitrate solutions?
Tuesday, February 10, 2015 by Styllista

chemistry
how many grams of calcium bicarbonate would it take to reach a ph of 7 if i have 10ml 3 molar sulfuric acid?
Tuesday, February 10, 2015 by joe

chemistry
I have 120 ml of a 2M NAOH solution. If Ionly use 10 ml the molarity of the 10 ml is stil 2M, correct?
Tuesday, February 10, 2015 by anonymous

chemistry
Considering the reaction i2 h2=2hi energy change =( tive) and give reasons how "HI" will be produced
Tuesday, February 10, 2015 by idiani

chemistry
equal masses of so2 and o2 are kept in a vessel at 27 degrees celcius. the total pressure of the mixture is 2.1atm. the partial pressure of so2 is
Tuesday, February 10, 2015 by please............

chemistry
at 22°C the equilibrium constant, Kc, for the following reaction is 4.66 x 10-3. (1) If 0.800 mol of N2O4 were injected into a closed 1.00-L container at 22°C, how many moles of each gas would be present at equilibrium? (b) If the volume were halved (to 0.500L) at ...
Tuesday, February 10, 2015 by shalom

Chemistry
Determine the Final state and temperature of 100g of water originally at 25 degree C after 50 kJ of heat have been added to it.
Tuesday, February 10, 2015 by Rishi

chemistry
Prove : Gr degree = 383 kj
Tuesday, February 10, 2015 by Anonymous

chemistry
Calculate mole fraction of HCl in a solution containing 24.8% HCl by mass
Tuesday, February 10, 2015 by sahil

chemistry
Ammonium hydrogen phosphate, a common fertilizer, is made from reacting phosphoric acid with ammonia (NH3). If 10.00g of ammonia react, how many grams of fertilizer will be produced?
Tuesday, February 10, 2015 by SAn

chemistry
How much work is done when 2.0 liters of CH4(g) undergoes combustion in excess oxygen at 0 degrees Celsius and 1.00 bar (assuming the volume of water formed is negligible)?
Monday, February 9, 2015 by Anonymous

Chemistry AP
Alright, this time, I know I have not mistyped my answer. Find the initial concentration of the weak acid or base in an aqueous solution of hydrazine (NH2NH2) with a pH of 10.16. Kb = 1.70 ×10−6 Answer in M I've tried going from 10^-pH then using that (as my x...
Monday, February 9, 2015 by Ethan

chemistry
If ∆G˚= -190.60 kJ of the reaction H2+Cl2 <--> 2HCl , what is the ∆G at -10.5˚C of the system if the pressure of H2=3.2atm and the pressure of Cl2=9.7atm and the pressure of HCl= 7.65atm ?
Monday, February 9, 2015 by Cole

Chemistry
For the following reaction 2NO2 -> 2NO +O2 is second order reaction. If the initial concentration of NO2 is 0.098M and the initial rate of disappearance is 2.72e-3 M/sec , what is the value of the rate constant?
Monday, February 9, 2015 by Cole

Chemistry
The following reaction has ΔG° = -190.60 kJ: H2(g) + Cl2(g) ⇌ 2 HCl (g) All three gases are placed in a sealed vessel. What is the ΔG at -10.5 °C of the system if the pressure of H2 is 3.2 atm, the pressure of Cl2 is 9.7 atm, and the pressure of HCl is ...
Monday, February 9, 2015 by Cole

Chemistry
At the beginning of a titration to standardize the NaOH solution, Student A adjusted very carefully the initial burette volume to 0.00 mL, but he did not notice an important air bubble in the tip of the burette. At the end of the titration, the air bubble is gone. Explain the ...
Monday, February 9, 2015 by kobe

Chemistry
Phenolthalein is a weak acid, explain what it means to be a weak acid and look up phenolthalein’s pKa.
Monday, February 9, 2015 by kobe

Chemistry
Explain why the volume of 0.100 M NaOH required to reach the equivalence point in the titration of 25.00 mL of 0.100 M HA is the same regardless of whether HA is a strong or weak acid, yet the pH at the equivalence point is not the same
Monday, February 9, 2015 by kobe

Chemistry AP
Calculate the concentration of H3O + present in 0.377 M H2CO3. Answer in units of mol/L I know the Ka of H2CO3 is 4.3E-7. But I don't know what to do from there. (Or, I'm not getting the correct answer at least)
Monday, February 9, 2015 by Ethan

chemistry
2SO2 + O2 = 2SO3 4.00 mols of SO2 5.00 mol of O2 in 2L of a container at 200 degrees celcius. Concentration of O2 is 2M calculate the Kc
Monday, February 9, 2015 by boss

Chemistry
What is the uses of calcium tri oxo carbonate (iv) (caco3)
Monday, February 9, 2015 by Ibrahim

chemistry
Which region of the color spectrum does 14 x 10^16 exist in? I can't figure out this question but I got all the others
Monday, February 9, 2015 by alyssa

chemistry
How many moles of H2S would we expect to be formed by reaction if 3.50 moles of HNO3 reacted completely?
Monday, February 9, 2015 by wendy

chemistry (Bohr model)
The second ionization energy of He is almost exactly four times the ionization energy of H, and the third ionization energy of Li is almost exactly nine times the ionization energy of H: IE (MJ mol-1) H(g) --> H +(g) + e- (1.3120) He+(g) --> He2+(g) + e- (5.2504) Li2+(g...
Monday, February 9, 2015 by Dylan

Chemistry
I know the equation 2NO + O2 --> 2NO2 A mechanism would be 2NO --> N2O2 (1) FAST N2O2 + O2 --> 2NO2 (2) SLOW How would i derive the rate equation with respect to [NO2] I've been trying but keep getting confused..
Monday, February 9, 2015 by Sarah

organic chemistry
What is the negative part reagent in the markovnikov's rule ? It's urgent ...
Monday, February 9, 2015 by radhika bahl

Chemistry
A bumblebee flies with a ground speed of 15.2 m/s. Calculate its speed in miles per hour.
Monday, February 9, 2015 by Aerial

chemistry
a 1.32g sample on unknown containing KHP as a component was titrated with 22.48mL of 0.105 M NaOH to a pheolphthalein end point. what is the weight percent of KHP in the unknown sample?
Monday, February 9, 2015 by Anonymous

Chemistry
how do you make 50ml of .1 molar solution of benzylamine in acetonitrile
Monday, February 9, 2015 by Dina

chemistry
1. Find the molality of the solution prepared by dissolving 0.238g toluene, C7H8, in 15.8g cyclohexane 2. A pure sample of the solvent phenol has a freezing point of 40.85 degrees C. A 0.414 molal solution of isopropyl alcohol was observed to have a freezing point of 38.02 ...
Monday, February 9, 2015 by kales

chemistry
At 500 K in the presence of a copper surface, ethanol decomposesaccording to the following equation. C2H5OH(g) CH3CHO(g) + H2(g) The pressure of C2H5OH was measured as afunction of time and the following data were obtained. Time (s) PC2H5OH(torr) 0 250. 100. 237 200. 224 300. ...
Monday, February 9, 2015 by mathew

chemistry
Calculate the energy of a photon of wavelength 3.1 µm with that of wavelength 0.166 nm. What I Got: 3.1 µm photon: 6.36x10^22j 0.166nm photon: 1.23x10^19j Also, what region of the electromagentic spectrum would each of these measurements belong to?
Sunday, February 8, 2015 by alex

chemistry
given relative permitivity of water, how much energy (kj/mol) is required to break the hydrogen bond in water? (Er=80.0)
Sunday, February 8, 2015 by tom

chemistry
A solution contains naphthalene (C10H8) dissolved in hexane (C6H14) at a concentration of 11.39{\rm \\%} naphthalene by mass. Calculate the vapor pressure at 25 ∘C of hexane above the solution. The vapor pressure of pure hexane at 25 ∘C is 151 torr.
Sunday, February 8, 2015 by kales

Chemistry
How many joules of energy are released when 45.0g of water cools from 18.0C to 70.0C? Specific heat of water is 4.184J/gC.
Sunday, February 8, 2015 by Mary

chemistry
why would dipole moment increase with temperature for a planar molecule? even though those are inversely related...
Sunday, February 8, 2015 by paul

Chemistry, HELP!!
Write two hydrolysis reactions for Cu^2+ reacting with water in each step to form CuOH^+ and Cu(OH)2. The hydrolysis constants for the two reactions are: log kh1 = -7.7 and log Kh2 = -6.1
Sunday, February 8, 2015 by Brian

chemistry
how do I calculate the area occupied by one single molecule, given # of molecules per meter^2 (9.6e15), the Molarity? (.1 m/dm^3) and surface excess? (1.6e-8)
Sunday, February 8, 2015 by Tom

Chemistry
When 20.1 g Sb2S3 reacts with an excess of Fe, 9.84 g Sb is produced. What is the percent yield of this reaction? My work so far... converted 20.1g of Sb2S3 to moles 20.1/149.8=.134 .134Sb2S3*2moles Sb/1 mole Sb2S3=.268*121.7=32.6 of Sb <---Thoretical yeild. 9.84/38.6= ....
Sunday, February 8, 2015 by Gianna

chemistry
Balance redox reaction. Fe(s) + O2(g) + H2O(l)-->Fe2+(aq) +OH-
Sunday, February 8, 2015 by michelle

chemistry
A 25.0 mL sample of drinking water suspected to contain lead(II) ions is treated with excess 0.800 M sodium chloride. A precipitate forms, which is filtered, dried, and weighed. 1.36 g of precipitate are collected. What was the concentration of lead in the drinking water ...
Sunday, February 8, 2015 by Nguyen

Chemistry
What mass of sucrose (C12H22O11) should be combined with 477g of water to make a solution with an osmotic pressure of 8.15atm at 275K ? (Assume the density of the solution to be equal to the density of the solvent.)
Sunday, February 8, 2015 by chemstud

Chemistry
For a one step reaction, the activation energy for the forward reaction is 40.0 kJ mol-1, and the enthalpy of reaction is -20.0 kJ mol-1. Calculate the activation energy for the reverse reaction. Is my answer correct? (40 kJ mol-1)-(-20 kJ mol-1) = 20kJ mol-1
Sunday, February 8, 2015 by Anonymous

chemistry
at STP , what is the volume of 7.08 mole of Nitrogen gas ?
Saturday, February 7, 2015 by jade

chemistry
Calculate the mass of ethanol that must be burnt to increase the temperature of 150g of water by 75 degrees celsius, if exactly 75% of the heat released by this combustion is lost to the surroundings. Also it is given that the heat of combustion of ethanol 1367 kJ.mol^-1 and ...
Saturday, February 7, 2015 by Isabella

Chemistry
A solution of 0.200M NaOH (14.0 mL) is mixed with 42.4 mL of 0.170M HNO3. Assuming the final volume is the sum of the initial volumes, what is the molarity of Na+ cation and NO3- anion? I do not know where to start to solved for the molarity of the ions. Please help !
Saturday, February 7, 2015 by Jessica

chemistry
Calculate the change in Gibb’s free energy when 1.63 moles of sodium metal react with excess chlorine gas to form sodium chloride . Assume standard conditions. The ΔG values can be found in your textbook. The units for the answer are kJ
Saturday, February 7, 2015 by danny

chemistry
7.Calculate the volume of a substance that has a density of 5.47 g/mL and a mass of 8.065 g.
Saturday, February 7, 2015 by ako

chemistry
White phosphorus (P4) was used for a long time in military incendiary bombs and ordnances. White phosphorus reacts with oxygen in the air and burns at very high temperatures, so it sets things on fire. Calculate the change in enthalpy resulting from a 25.0 pound white ...
Saturday, February 7, 2015 by danny

chemistry
Calculate the change in free energy when you drop 4.70 g of calcium metal into a beaker containing excess water so that Ca(OH)2(s) and H2 gas are formed? The delta-G values you need are in your textbook. The units are kJ.
Saturday, February 7, 2015 by danny

chemistry
If 7.63 g of CuNO3 is dissolved in water to make a 0.180 M solution, what is the volume of the solution?
Saturday, February 7, 2015 by Felicia Fancybottom

Chemistry
a solution made by dissolving 2.733g KH2PO4 and 4.508g K2HPO4 in water to give 250 ml of solution. is the answer... 7.432= ph
Saturday, February 7, 2015 by yes

chemistry
2. Create a visual representation of ionic substances to connect the microscopic structure of ionic substances to each of the following macroscopic properties. a. Solubility in polar compounds (1 point) b. Brittleness (1 point) Please explain how to do this. I know they want ...
Saturday, February 7, 2015 by Morgan

chemistry
I am having some chemistry problems. 3. The graph compares the 1s orbital energies for the F atom (Z = 9), the Ne+ ion (Z = 10), and the Na++ ion (Z = 11). (the graph shows F having an Orbital Energy of 692.45, Ne+ with 47.74, and Na++ with 33.52) a. How many electrons does ...
Saturday, February 7, 2015 by Morgan

chemistry
Which of the following processes is entropy increasing in the local system? You may select multiple processes. Combination reactions where two reactants join to make a single product. a system with increasing molecular motion cooling a six-pack of beer by putting it in a ...
Saturday, February 7, 2015 by danny

chemistry
Which of the following reactions will be spontaneous at standard state? Not all the reactions are balanced, so make sure they are balanced first. The ΔG of formation data can be found in an appendix in your text book. You may select multiple answers. Any reaction with ...
Saturday, February 7, 2015 by danny

chemistry
ΔS is positive for which one of the following reactions? Ag+(aq) + Cl- (aq) = AgCl(s) N2(g) + 3H2(g) = 2NH3(g) CaO(s) + CO2(g) = CaCO3(s) 2SO3(g) = 2SO2(g) + O2(g) H2O(l) = H2O(s)
Saturday, February 7, 2015 by danny

chemistry
Suppose you have a reaction that has a ΔH of +80 kJ and a ΔS of 215 J/K. At what temperature will this reaction change from being not spontaneous to spontaneous? 31 C 99 C -18 C 25 C 53 C
Saturday, February 7, 2015 by danny

Chemistry
What is the molar absorption of a 9.8 x 10-6M solution of bilirubin dissolved in methanol having an absorbance of 0.600 when measured in 1.0 cm cuvette at 435nm?
Saturday, February 7, 2015 by Noha

chemistry
Benzoic acid reacts with water to form the benzoate ion by the following reaction C6H5COOH(aq) + H2O(l) ⇀↽ C6H5COO−(aq) + H3O +(aq) The equilibrium constant for this reaction is 6.4 x 10−5 . In a 0.1 M solution of benzoic acid, what is the concentration...
Saturday, February 7, 2015 by Anonymous

chemistry
A soluction of 100 mL of 0.2 M NH3 is titratedwith 50 mL of 0.5 M HNO3. What is the pH of the resulting solution? Kb for NH3 is 1.8 × 10−5 1. 5.30 2. 1.00 3. 1.48 4. 10.3
Saturday, February 7, 2015 by Anonymous

chemistry
Which of the following has the HIGHEST pKa? 1. HClO3 2. HBrO 3. HClO 4. HIO 5. HClO4
Saturday, February 7, 2015 by Anonymous

chemistry
What would be pH of a 0.01 M solution of a very expensive weak base, unobtainamine, whose pKb is 3.8? 1. 2.9 2. 14 3. 2 4. 7 5. 11.1
Saturday, February 7, 2015 by Anonymous

chemistry
Arrange the acids I) hydrogen selenate ion (HSeO− 4 ), pKa = 1.92; II) phosphorous acid (H3PO3), pKa1 = 2.00; III) phosphoric acid (H3PO4), pKa = 2.12; IV) selenous acid (H2SeO3), pKa = 2.46; in increasing order of strengths. 1. IV, III, II, I 2. II, IV, III, I 3. I, III...
Saturday, February 7, 2015 by Anonymous

chemistry
The term “Ka for the ammonium ion” describes the equilibrium constant for which of the following reactions? 1. NH3 + H2O ⇀↽ NH4 + + OH− 2. NH+ 4 + OH− ⇀↽ NH3 + H2O 3. NH3 + H3O + ⇀↽ NH+ 4 + H2O 4. NH+ 4 + H2O ⇀&#...
Saturday, February 7, 2015 by Anonymous

chemistry
Which of the following is the STRONGEST acid? 1. CH3COOH 2. CH3CH2OH 3. CHCl2COOH 4. CH2ClCOOH 5. CCl3COOH
Saturday, February 7, 2015 by Anonymous

Chemistry (Gen Chem 1)
Assume diameter of a neutral helium atom is 1.40x10^2pm. Suppose that we could line up helium atoms side by side in contact with one another. How many atoms would it take to complete the distance of 6.70cm from end to end?
Saturday, February 7, 2015 by Mariah

chemistry
A block of metal is 6.88 cm long, 2.03 cm wide, and 1.85 cm high. It has a mass of 215.1 grams. What is the density of this metal. I've tried adding all the cm up and squaring them, dividing them, multiplying but i can't get the answer
Friday, February 6, 2015 by paige

Chemistry
A tetrahedral site in a close-packed lattice is formed by four spheres at the corners of a regular tetrahedron. This is equivalent to placing the spheres at alternate corners of a cube. In such a close-packed arrangement the spheres are in contact and if the spheres have a ...
Friday, February 6, 2015 by Mike

chemistry
2. Create a visual representation of ionic substances to connect the microscopic structure of ionic substances to each of the following macroscopic properties. a. Solubility in polar compounds (1 point) b. Brittleness (1 point)
Friday, February 6, 2015 by Morgan

Chemistry- Acid Base
What is the conjugate acid of O2^-2
Friday, February 6, 2015 by Anonymous

Chemistry
After the volatile liquid has been added to the Erlenmeyer flask, the total pressure in the flask equals the vapor pressure of the volatile liquid. True or False?
Friday, February 6, 2015 by Anonymous

chemistry due soon
I am having some chemistry problems. 3. The graph compares the 1s orbital energies for the F atom (Z = 9), the Ne+ ion (Z = 10), and the Na++ ion (Z = 11). (the graph shows F having an Orbital Energy of 692.45, Ne+ with 47.74, and Na++ with 33.52) a. How many electrons does ...
Friday, February 6, 2015 by Morgan

chemistry
a block of metal with dimensions of 5.6 cm and 11 cmm weights 5.55 kg.what is the density of the metal
Friday, February 6, 2015 by Anonymous

Chemistry
A tetrahedral site in a close-packed lattice is formed by four spheres at the corners of a regular tetrahedron. This is equivalent to placing the spheres at alternate corners of a cube. In such a close-packed arrangement the spheres are in contact and if the spheres have a ...
Friday, February 6, 2015 by Mike

math
A student’s final grade in chemistry is determined by the following weights: Quizzes 5% Exam 1 20% Exam 2 20% Lab Reports 15% Research Paper 15% Final Exam 25% The student received the following grades: Lab reports: 75 80 70 75 85 69 90 75 Quizzes: 85 60 70 0 75 80 80 80 ...
Friday, February 6, 2015 by Jayden

Chemistry
Is the reaction of 8 grams of natural gas and 38 grams of oxygen gas to form 17 grams of carbon dioxide in 19 grams of water consistent with the law of conservation of mass?
Friday, February 6, 2015 by Sparky

Chemistry
mixing 100ml of 0.015M Nah2PO4 and 100ml of NA2HPO4. What is the pH? This has got to be simple but why am I having trouble with it?
Friday, February 6, 2015 by Gordon

integrated chemistry and physics
In a water molecule, two hydrogen atoms bind to one oxygen atom. How many lone pairs of electrons will be shown around each hydrogen atom in the Lewis structure of water?
Friday, February 6, 2015 by tms

Chemistry
Copper is changed to copper(II) ions by nitric acid according to the following equation: 4HNO3 + Cu → Cu(NO3)2 + 2NO2 + 2H2O How many moles of HNO3 must react to produce 0.961 mol of NO2?
Friday, February 6, 2015 by Chelsea

Chemistry
An original samplemof an unknown potassium chloride/potassium cholate mixture weighed 1.042g before heating and 0.943g after heating. How many grams of oxygen were released?
Friday, February 6, 2015 by Brittney

chemistry
Are there formulas to solve the following problem? Complete the following table by replacing question marks with the correct numbers: (Note: Each horizontal row is a separate example, so in row #1, 175.32 grams of NaCl is how many moles of NaCl and how many molecules of NaCl ...
Friday, February 6, 2015 by alma

Chemistry AP
Calculate the pH of a 0.44 M aqueous solution of NH4Cl. Kb = 1.8 × 10−5 . I've tried used the Ka=Kw/Kb equation then used the resulting 5.5e-10 in Kw=([H+][Cl-])/[NH4Cl] , using that to get the [H+], but it isn't correct and I don't know what else to do...
Thursday, February 5, 2015 by Ethan

Chemistry AP
Calculate the pH of a 0.44 M aqueous solution of NH4Cl. Kb = 1.8 × 10−5 . I've tried used the Ka=Kw/Kb equation then used the resulting 5.5e-10 in Kw=([H+][Cl-])/[NH4Cl] , using that to get the [H+], but it isn't correct and I don't know what else to do.
Thursday, February 5, 2015 by Ethan

chemistry
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 mass percentage b. The mole fraction c. The molality d. The molarity of H2SO4 in this solution
Thursday, February 5, 2015 by Steph

chemistry
The density of acetonitrile, CH3CN, is 0.786 g/mL, and the density of methanol, CH3OH, is 0.791 g/mL. A solution is made by dissolving 15.0 g of methanol in 250.0 mL of acetonitrile. Assuming that the volumes of the solute and solvent are additive, what is the molarity of ...
Thursday, February 5, 2015 by S

chemistry
The Henry's law constant for CO2 is 3.1 x 10-2 mol/L-atm at 25°C. What pressure would be necessary in order to have a .25 M solution?
Thursday, February 5, 2015 by S

chemistry
The Henry’s Law constant for N2 in water at 30 oC is 6.0 x 10-4 M/atm, calculate the solubility of nitrogen gas in water at a partial pressure of 2.5 atm
Thursday, February 5, 2015 by S

Chemistry
which one has more entropy? A mole of nitrogen gas at STP or a mole of nitrogen gas at 200 K have?
Thursday, February 5, 2015 by Derek S.

Chemistry
Because of the changing color of the solution as the following reaction proceeds, the rate law can be determined by measuring the rate of disappearance of the permanganate ion (MnO4-). 2MnO4-(aq)+ 5H2C2O4(aq) + 6H+(aq) -> 2Mn2+(aq) + 10CO2(g) + 8H2O(l) The following initial...
Thursday, February 5, 2015 by Freddy

Science - chemistry
Hi Im in year 7 and to get a level 6 we have to explain the big idea of energy. Our project is about the reation of iron and sulphur to make iron sulphide. We have been told to explain using the big idea of energy. pls help me asap!!!!
Thursday, February 5, 2015 by Lily

chemistry
What physical property of water and HCl allows us to separate them from the zinc chlorine compound produced in the reaction?
Thursday, February 5, 2015 by wendy

chemistry
the Ksp of Bi2s3 at room temmperature is 1.60x10-72, what is its solubility in g/100 ml? Please help me with the solution. Our teacher haven't discussed this yet so I have no idea how to solve this.. and if i ever got the answer with your solution. could you please check ...
Thursday, February 5, 2015 by help

CHEMISTRY
calculate the ksp of Ag2SO4 with a solubility of 1.20x10-6 g/L. so my prof told me that ksp is in mol/l what i did is convert it to mol/l by dividing 1.20x10-6 to mw of ag2s04 which is 312. (=3.85x10-9) ag2s04= 2ag+so4+2 (i balanced it) Ag2SO4= [2(3.85x10-9] 2(squared) [3....
Thursday, February 5, 2015 by chem help!!

chemistry
what is shorthanded configuration of Mg and Cl
Thursday, February 5, 2015 by wendy

chemistry
A gas sample occupies a volume of 400.0ml at 298.15k at costant pressure. what is the final temperature when the volume occupied decreased by 39.0
Thursday, February 5, 2015 by Anonymous

Chemistry
A student was required to prepare 250.0 mL of a hypochlorous acid/sodium hypochlorite buffer in which the concentration of the weak acid component was 0.073 M and the concentration of the conjugate base was 0.046 M. The student was supplied with 0.365 M hypochlorous acid and 1...
Thursday, February 5, 2015 by Luke

Chemistry
The pH of a 25.0 mL sample of a buffer changed by one unit when 4.19 mL of 0.24 M HCl was added to it. What is the acid buffer capacity of this buffer?
Thursday, February 5, 2015 by Cole

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