How prepore these 80lutione (a)500mL of O·20M NaOH using Solid NAOH (b) IL of usig solid cu metal (C)2L 4% Vv acepk acid glacial acetic arid (99.84. w/w acetic asid

Q: O The chemical reactior Of a lead Stocage batt fallow ing equatlon, Hou 8og of Pb, gog o Solution of…

A:

Q: How many grams of H3PO4 are there in 350 mL of a 3.5 M H,PO solution? Select one: O a. 120 O b.9.8 O…

A: Sol: We have a 3.5M solution of phosphoric acid with 350ml of it in there.

Q: 2. Calculate the number of grams of NaHCO3 needed to prepare 500.0 mL óf å 0.250 M NaHCO3 solution…

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: (a) A sample of hydrogen gas is generated in a closedcontainer by reacting 2.050 g of zinc metal…

A: a) The reaction taking place is given by  Zn (s) + H2SO4 (aq) ------> ZnSO4 (aq) + H2 (g) Since…

Q: 06/ Calculate the eplume and weight of concentrated sodium hydroxide NaOH with a concentration of…

A: Given that :-  %  concentration  of NaOH  solution is                           80%  and its…

Q: The [H3O*] of a 1.2 M of NH,4CI (K = 1.8 x 10) in H2O at 25°C is:

A:

Q: A coper con wghing 3 gams is placal in a beaker of 250mL of tap water at a pHof 6.9. Approximate how…

A: GIVEN:-

Q: Butane, C4H10, has been suggested as the refrigerant in household compressors such as those found in…

A:

Q: What would be the mcle fraction of kClinthe Sclution (mclar mass (8.029 12)what is the molarityct…

A:

Q: 6. The mass of K3PO4 needed to prepare 250.0mL of an aqueous solution in which P0,3 concentration is…

A:

Q: What volume of concentratewd nitric acxid (15.8 M) is needed to prepare 4.0L of a 2.0M solution

A:

Q: f 50.0 mL of concentrated (18M) sulfuric acid is diluted to a total of 1.0 L, what is the new…

A: Given, Initial concentration (M1) = 18 M. Initial volume (V1) = 50.0 mL = 0.05 L Final volume (V2) =…

Q: 6. The mass of K3PO4 needed to prepare 250.0mL of an aqueous solution in which PO. concentration is…

A:

Q: &# what is the molaity of a 0.350 L Solution moe by alling a4.9 a Nagoy to suffcient wota? w C'| (*p…

A: Given, volume =0.350L weight 24.9 g molar mass of Na2SO4 =142.04 number of moles = given mass/molar…

Q: What is the concentration in %m/v of a 0.733 M aqueous solution of ethanol (MM = 46.07 g/mol)?

A:

Q: tH2A chemist pReaped r pachadoad 5.04 of Ag NO, in wateR to make 350.0mb 4issolving of Sólution.…

A:

Q: 4- Describe the preparation of 200 mL of 3 F H2SO4 from the concentrated solution which is 95% (w/w)…

A: Given , Concentrated 95%(w/w) H2SO4 solution  It means , 95 grams of H2SO4 is present in 100 grams…

Q: A 5.0-L flask contains a mixture of ammonia and nitrogenat 27°C and a total pressure of 3.00 atm.…

A: (a).A 5.0-L flask contains a mixture of ammonia and nitrogenat 27°C and a total pressure of 3.00…

Q: Will the following reaction take place? Explain. NaBr(aq) + F2(1)>

A: Given that : We have to identify whether or not the following reaction takes place.

Q: What is the concentration of potassium nitrate (in molarity) at saturation if the mass solubility at…

A: Number of moles of a substance is equal to the mass of the substance divided by its molar mass.

Q: an Licl solution has a fra fion of 9,4665 ppt concen what volume of solution will of 0.00057 q mass…

A: Given: Mass of LiCl = 0.00057 g. And the concentration of LiCl = 9645 ppt.

Q: 9. What weight (in grams) of H,SO, would be needed t o be dissolved in 2.25 kg of 2.00m solution?

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: 22A/company coliéens eans to reeyetel Some cans are made of aimiriamm and others are isde of steeil.…

A: A company collects the cans to recycle.some cans are made of aluminum and others are made up from…

Q: 3. A šólútióň iš made by dissolving5.02 g ofT KNO3 in 95.0 g of water. Calculate the following a.…

A: Given Data's are : Mass of KNO3 (Solute) = 5.02 g Mass of H2O (Solvent) = 95.0 g calculation of  a.…

Q: The maximum allowed concentration of chloride in a municipal drinking water supply is 2.50 ́ 102 ppm…

A: Given : The concentration of Cl- ion in ppm = 2.50 X 102 ppm = 250 ppm Assuming 1 L i.e 1000 mL of…

Q: Consider these compound A A(OH) B. Cr(OH), C AgCN D. Mgco, Complete the fellowing statements by…

A: We can compare Ksp value of compounds to predict the solubility relation .  Compound which have…

Q: What are the respective concentrations (M) of Cu2+ and Br– afforded by dissolving 0.150 mol CuBr2 in…

A: Formula used : Molarity = no. of moles/ volume of solution(L)  In aqueous solution  CuBr2(aq) ——>…

Q: What volume of carbon dioxide gas at 0.980 atm and 293 K could be made from reacting 10.0 grams of…

A: Solution stoichiometry is mainly based on the calculation of moles and volumes. These two values are…

Q: What is the volume percent (v/v) of Br2 in a solution prepared by dissolving 12 mL of liquid bromine…

A: The volume percent of a solution can be calculated using equation (1). In this equation, Vs is the…

Q: 15. Calculate the amount of chemical required in each case to make up the volume indicated to the…

A: Molarity: In chemistry, the strength of a solution is called its concentration. This value gives an…

Q: B. A solution is made by adding 16.00 grams of sodium acetate, NaC2H3O2, to enough water to mak mL…

A: Solute dissolved in solvent forms the solution. pH is the negative logarithm of hydrogen ions. pH…

Q: 3 An Aqueous sounon is repored by dissom ng 20-0g of Ha Br in 240.0mL solunon' ot 25.0c°. The…

A:

Q: (Docalculate the amount of ammonium nitrate (îngrams) needed to make 652 ml of a o·75M Soluhon: E…

A:

Q: Explain how to prepare 500mL of 2.5M NaOH using solid NaOH, water, a balance and a volumetric flask

A:

Q: You have a selution.containing 135-29 of waiter. what volume of this solution, in mi, would to make…

A: Mass of KBr=135.2 g Molar mass of KBr=119 g/mol The volume of the solution=2.3 L Moles of…

Q: 9.Concentration of the stock solution is 0.30m. Howmuch of it Hould have to be diluted to the totAl…

A: Given: Concentration of stock solution = 0.30 M Final volume of solution = 10.00 mL And final…

Q: Suppose 25.0 g of solid NaOH is added to 1.50 L of anaqueous solution that is already 2.40 M in…

A:

Q: Describe the preparation of the following solutions. show all calculations. a.) 100mL of 0.5N NaOH…

A:

Q: Lhoose which of the following has the least4S°. Omolten brass (alloy of Cu and Zn) Omethane aqueous…

A: The correct answer about entropy is given below

Q: How many milliteters CmL) of 1.0M Na OH woruld be needed to neutralize and precipitate 20.0L oh…

A: Acid reacts with base to form salt and water. This reaction is known as neutralization reaction. So,…

Q: OR -6. 20 grams of marble chips were placed flask. Which one of the following would you si0. obtain…

A: The Chemical formula of marble is calcium carbonate, CaCO3. When it is treated with Hydrochloric…

Q: How many grams of Na2S2O3 are needed to prepare 50.0 mL of 5.00%(m/v) NaS2O3 solution?

A: Given: Mass-volume % of Na2S2O3 = 5.00%(m/v) total volume = 50.0 ml

Q: 1. Use the AG = AH – TAS relationship to justify why the solubility of KOH(s) in water decreases as…

A: Since S0 value for KOH(s) is greater than that for KOH(aq), it can be said that in dissolution of…

Q: molar mass When Oi4199 of the solkite of 252.4 gmall is dissolved 'en 7Sa of the Solvact , the…

A: We are authorized to answer three subparts at a time, since you have not mentioned which part you…

Q: How many grans and how many mL of 40.0 wt-% urea solution (density 1.111 g/mL) are required to react…

A: The grams and mL of urea solution required can be calculated as follows:

Q: 1. What mass of solid Lanthanum (III) oxalate nonahydrate {La2 ( C204 )3 · 9 H2O } can be obtained…

A: A part of chemistry that defines the relation between the amount of reactant and products is named…

Q: Explain how to prepare 500mL of 2.5M NaOH using solid NaOH, water, a balance and a volumetric flask.…

A: Given that, Volume of NaOH to be prepared V = 500 mL Molarity of desired NaOH solution M = 2.5 M…

Q: In which of the following aqueous solutions would you expect Agl to have the highest solubility…

A: In pure water AgI have greatest solubility.

Q: In an aqueous solution at 25°C, if [H,O*] = 6.9 × 10“ M, then [OH] is:

A: Given: The concentration of hydronium ion, [H3O+]=6.9 x 10-4 M The concentration of hydroxide ion,…