A chemistry student weighs out 0.0310 g of phosphoric acid (H, PO,), a triprotic acid, into a 250. ml volumetric flask and dilutes to the mark with distilled water. He plans to titrate the acid with 0.1900M NaOH solution. Calculate the volume of NaOH solution the student will need to add to reach the final equivalence point. Be sure your answer has the correct number of significant digits. I ml

Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

A:

Q: If the percent yield for a reaction is 100% and the theoretical yield is 88 g. What is the actual yi...

A: Actual yield is defined as quantity of a product received from a chemical reaction.

Q: Compound Formula Cation Symbol Anion Symbol Name K,S K* potassium sulfide Na,N NaBr Mgo CaCl, AIN Na...

A: charge on an ion (cation or anion) represent the valency(only magnitude of charge) of that ion.  A c...

Q: 4. The average rate of disappearance of ozone in the following reaction is found to be 9.60 x 10 atm...

A:

Q: The rate constant for the first order decomposition of SO2Cl2 is 1.37 ´10-3 min-1 at a certain tempe...

A:

Q: 6. For a reaction at 25 °C, the activation energy of the forward reaction is 135 kJ and the activati...

A: Let us discuss the diagram and then answer the question. 

Q: . Calculate the final pressure (in atm) if the temperature is changed to 54 degrees C at constant vo...

A: Using Gay-lussac law, At constant volume,  P1/T1 = P2/T2 1.4/294 = P2/327 P2 = 1.6 atm So, final pre...

Q: Briefly explain why “loading up” on one reagents drives the reaction while the other one would decre...

A: This is cross-aldol condensation reaction also known as Claisen-Schmidt reaction. In above reaction ...

Q: f. calculate A CHOH+0zn→ COn +2 H20u

A: Given Reaction:     CH3OH (l) + 3/2 O2 (g) ------> CO2 (g) + 2H2O (l)              ∆HRXN0 = ∑∆Hpr...

Q: Consider the following reaction mechanism. Step 1: 2X+Y W+2 Z fast Step 2: Z- U+V slow Step 3: V +Z ...

A: Explain all the questions one by one....

Q: e moles of a

A:

Q: This is the chemical formula for nickel tetracarbonyl (a powerfully poisonous liquid used in nickel ...

A:

Q: build the secular det erminant bor cyclobutadiene and cofficents and levels

A: Using Huckel molecular orbital to determine secular determinant and energy levels diagram.

Q: reaction order

A:

Q: The AHfus of argon is 1.188 kJ/mol, and its normal melting point is 83.80 K. The density of solid ar...

A: Given and To find:-

Q: A technician tritated a vinegar sample. Data Below: Concentration of NaOH = 0.500 M Final buret re...

A: Given :  Concentration of NaOH = 0.500 M Final buret reading = 32.46 mL Initial buret reading = 23.8...

Q: theoretical yield

A:

Q: thermometer 1 A sample of quartz, which has a specific heat capacity of 0.730 J-g .oC', is put into ...

A: Given the measurement of the following, For quartz, mass of quartz = m=? Cp for quartz=0.730 J g-1 ℃...

Q: 1. ACID/BASE. Supply the missing reactants and products and balance eac equation. All are acid-base ...

A: Balanced reaction are:

Q: What volumes of 0.50 M HNO2 and 0.50 M NaNO2 must be mixed to prepare 1.00 L of a solution buffered ...

A:

Q: сycloaikane сycloalkene суcloalkyne alkane aromatic hydrocarbon alkene alkyne (а) (CH,CH),СHСН(CH3)2...

A:

Q: Calculate the total heat required in the heating and complete melting of 1.00 mol solid Cu (MM = 63....

A: The mass of copper is = 1.00 mol The initial temperature of copper is = 100.0oC The final temperatur...

Q: • Part A How long will it take for a 0240-mol sample of radium to decay to 3.00 x 10 AE ? 91.2 days ...

A: Half life of Radium-223 = 11.4 days No = 0.240 mol N = 3 x 10-2 mol  

Q: Give the IUPAC name for the compound bellow: Br Br 6-methyl-1,4-dibromobenzene 1,4-dibromo-2-methylb...

A:

Q: c) Calculate the mass of Al,Cs00 required to react in order to raise the temperature of 2. Use the f...

A:

Q: What is the percent ionization at 25 °C for a 0.00675 M solution of codeine (CH2, NO)? O 18.7% O 1.5...

A:

Q: Ammonium phosphate ((NH,),PO,) is an important ingredient in many solid fertilizers. It can be made ...

A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as...

Q: 2. The decomposition reaction of HO; is given by 4 HO2 (g) → 2 H2O (g) +3 02 (g). From the following...

A:

Q: 1. Calculate the mole fraction of the solute in the following solutions: a. 100.0 grams C2H60 in 100...

A: Here, we have to calculate the mole fraction of the solute in: a) 100.0 g of C2H6O in 100.0 g H2O. b...

Q: Understanding the definitions of heat and work 1/5 KYLA V A mixture of gaseous reactants is put into...

A:

Q: Which property of a photon below coresponds to the MOST energetic? Planck's constant: 6 626 × 10-34 ...

A:

Q: How many milliliters of a non-medicated, flavored syrup base should a pharmacist add to 1 pint of 30...

A: Ranitidine is used to treat ulcers in the stomach and intestine, GERDwhere the backward flow of acid...

Q: number of formula units

A:

Q: The faster the molecules are moving on the average, the lower the temperature would be   False   Ne...

A: The statement is False   When the molecules move faster then the tendency to collide between each ot...

Q: The decomposition of N2O(g) to nitrogen and oxygen has the rate law rate = k[N2O]2 where k = 1.1 x...

A: Chemical kinetics is branch of chemistry in which we deal with speed at which rate of reaction occur...

Q: (üi) H;C-ċ-CH2, CHT (c) How can the following compounds be distinguished. by . 'H-NMR? . Provide che...

A:

Q: Lactic acid is produced in the tissues by anaerobic metabolism of glucose. Lactic acidosis occurs at...

A:

Q: In nature, COT adopts a "tub-shape," as was shown in class. Assuming the molecule distorts to this n...

A: In the given problem we are required to predict whether the cyclooctatetraene is aromatic, non aroma...

Q: What percentage of the radioactive iodine-131 will be left after 25 days if its decomposition follow...

A: Given data, t=25 days, half life=8 days initially, 100% after 25 days, left = x% = ? 

Q: Name Of Experiment: lon-exchange resins and chelometric titrations Q1: Purpose of experiment Q2:Disc...

A: Experiment- ION EXCHANGE RESIN  Purpose of experiment is that it is used for the following purposes ...

Q: Calculate the total heat required in the heating and complete melting of 1.00 mol solid Cu (MM = 63....

A:

Q: Create a schematic diagram for this experiment procedures   • Make an improvised weighing dish for...

A: The solution of the question is given below:  

Q: Which of the following will always result in AU > 0? O work done on the system, heat released by the...

A:

Q: please answer 4

A: To Calculate the heat released when 68.0 gram of steam at 124°C is converted to water at 45℃.,   Gi...

Q: ew Policies now Attempt History urrent Attempt in Progress Your answer is incorrect. A sample of 18....

A:

Q: Gaseous methane (CH,) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO, and...

A:

Q: The etner ring in solamin is blosyntnesized from the diene as shown pelow. Suggest a mechanism for t...

A: Due to technical error ,unable to provide you the solution. Please resubmit the question once again

Q: the reaction Hyle + Flg) c> 2HF) Calculate the equilibrium concentrations of all species if 2.00 mol...

A:

Q: Carbon disulfide, which is liquid at room temperature and is used extensively as a solvent, can be p...

A: Given Reaction:-  2S(g) + C(s) ⇌ CS2(g)  Kc = 9.40 M–1

Q: A sample of 27.8 g of ammonium nitrate, NHẠNO3, was dissolved in 130.2 g of water in a coffee cup ca...

A: Given,  Mass of NH4NO3 = 27.8 g  Mass of water = 130.2 g  Initial temperature, Ti = 28.94 °C  Final ...

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.