Q: Consider the following system at equilibrium where AH° = 16.1 kJ, and Kc = 6.50×10-3, at 298 К. 2NOB...
A: Given, Reaction : 2NOBr(g)⇌2NO(g) +Br2(g) ∆H°=16.1 kJKc=6.50×10-3T = 298 K
Q: Rewrite the Ka expressions as log expressions for the following chemical reactions H3PO4 (aq) + ...
A: Given, H3PO4 (aq) + H2O (l) = H2PO4- (aq) + H3O+ (aq); Ka1 for phosphoric acid H2PO4-(aq) + H2O (l)...
Q: An analytical chemist is ttrating 179,5 ml. of a 0.5300 M solution of formic acid (H,Co.) with a 1.1...
A: Given, Concentration of HCOOH = 0.5300 M Volume of HCOOH = 179.5 mL Molarity of HCOOH = 1.100 M ...
Q: For each of the salts on the left, match the salts on the right that can be compared directly, using...
A:
Q: 52. A room contains 19.4 moles of oxygen gas. How many 0, molecules are present in this room? What i...
A: Mole can be defined as a standard unit for measuring large quantities of very small entities such as...
Q: redox reaction? Oyes ou O reducing (1)0'H + (bn) os (bp) HO + (bD)'OSH agent: oxidizing agent: redox...
A:
Q: Consider the following system at equilibrium where AH° = -198 kJ/mol, and Kc = 34.5 , at 1150 K. 2 s...
A:
Q: What is the percentage of NaOH in the sample?
A:
Q: -CH, HyC CH (CH3).(CH;).CHOCH3 +Br
A: Given : We have to write the mechanism for the ether synthesis.
Q: Calculate the value of the reaction quotient Q when the reaction beaker contains 0.13 g Al, 0.33 M C...
A:
Q: Calculate the K, of a weak acid if a 0.047 M solution of the acid has a pH of 3.57 at 25°C.
A: Given :- Concentration of weak acid = 0.047 M pH of solution = 3.57 To calculate :- Ka
Q: products energy reactants,
A: In a multistep reaction, the rate determining step is the step with highest activation energy and sl...
Q: Which of the following sweet molecule and its classification is correct? O maltitol:reduced carbohyd...
A: Here we have to determine the correct statement about sweetener used in food. Artificial sweeteners...
Q: H-CI- ----H-CI
A: H-Cl is a polar molecule with having partial negative charge on chlorine and partial positive charge...
Q: A 100.0-mL aliquot of 0.100 M diprotic acid H2A (pK1 = 4.00, pK2 = 8.00) was titrated with 1.00 M Na...
A: Given: Concentration of H2A = 0.100 M Volume of H2A solution = 100.0 mL = 0.100 L ...
Q: Calculate the pH of the following: 1. 0.10 M 2-aminophenol 2. 0.10 M disodium hydrogen arsenate
A: a) Given: Concentration of 2-aminophenol (which is a base like NH3 and hence assuming it B) = 0.10 M...
Q: er of molecules in excess is
A: Given Number of O2 molecules = 6 Number of N2 molecules = 2 Balanced chemical reaction, N2 + 2O2 -...
Q: Predict whether the ionic compound K2Cro, will form an acidic, basic, or neutral solution when disso...
A:
Q: "The coronavirus disease (COVID-19) is an infectious disease caused by a new strain of coronavirus. ...
A:
Q: For the following reaction, 12.0 grams of magnesium nitride are allowed to react with 17.5 grams of ...
A: mass of magnesium nitride = 12.0 grams mass of water = 17.5 grams
Q: Consider the following reaction where Ke = 7.00×10-5 at 673 K. NHẠI(s)=NH3(g) + HI(g) A reaction mix...
A:
Q: Assuming that you start with equal concentrations of NO and Brz and no NOBr is initially present, de...
A:
Q: discovery of deuterium, and the mark of difference in the physical and chemical properties of hydrog...
A:
Q: Draw the products of the reaction shown. Electron flow is indicated with curved arrows. H3C-C-C=N:
A: Here we are required to find the product of the reaction formed
Q: grams in 11
A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...
Q: [References] The solubility of magnesium fluoride, MgF2 , in water is 1.5 x 10-2 g/L. What is the so...
A: Given: Solubility of MgF2 in pure water = 1.5 × 10-2 g/L And the concentration of NaF = 0.39 M Molar...
Q: A mixture of xenon and neon gases, at a total pressure of 920 mm Hg, contains 20.2 grams of xenon an...
A:
Q: How many grams of carbon disulfide are needed to completely consume 96.2 L of chlorine gas according...
A:
Q: The equilibrium constant, Ke, for the following reaction is 1.20x102 at 500 K. PCls(9) PCI3(g) + Cl2...
A: Given, Number of moles of PCl5 = 0.325 mol Volume = 1 L Molarity = number of moles/volume in L C...
Q: Consider the following reaction: BaCl2 (aq) + NazSO4 (aq) Nacl (aq) BasO4 (s) + 2 Suppose that 2.979...
A: Mol = Molarity × Vol(L) Molarity( Concentration) = mol/ Vol(L)
Q: Be sure to answer all parts.The equilibrium constant (K) for the formation of nitrosyl chloride, an ...
A:
Q: The acid dissociation constant K, of carbonic acid (H,CO,) is 4.5 × 10¯'. Calculate the pH of a 3.3 ...
A:
Q: A mixture of nitrogen and xenon gases, in a 9.82 L flask at 83 °C, contains 4.12 grams of nitrogen a...
A:
Q: Be sure to answer all parts. Enter your answers in scientific notation. Calculate the hydronium ion ...
A: Consider he given information is as follows; (a) pH = 9.20 H3O+ = ? (b) pH = 3.82 H3O+...
Q: An initial dilution was performed by adding 0.2 ml of stock solution to 3.8 ml of diluent. You trans...
A: We are authorised to solve only one question at a time. Please post rest of the questions separately...
Q: Carbon dioxide from the atmosphere "weathers," or dissolves, limestone (CaCO3) by the reaction CaCO:...
A: Given: We have to calculate the enthalpy change for the reaction.
Q: The equilibrium constant, Kc, for the following reaction is 55.6 at 698 K. H2 (g) + I2 (g) =2 HI (g)...
A: Here the equilibrium constant Kp of the is 55.6 at 698K. The reaction is H2 + I2 <=> 2HI We h...
Q: 400 mL sample of nitrogen gas is cooled from 77°C to 17°C in a container that can contract or expand...
A: Initial volume (V1) = 400 ml T1= 77°C = 77 + 273 = 350 K T2 = 17°C = 17 + 273 = 290 K
Q: Predict the number of signals in 13C NMR for the following structure. wey HO. O A. 6 O B. 7 O.8 O D....
A: In 13C NMR, each distinct carbon gives separate signal.
Q: The equilibrium constant, Kc, for the following reaction is 1.32x102 at 342 K. 2NOBr(g) =2NO(g) + Br...
A:
Q: A student dissolved a compound in water and added hydrochloric acid. No precipitate formed. Next, sh...
A:
Q: Syneresis is a process by which there is the loss of water trapped within the gel matrix through the...
A: Syneresis is a process by which there is loss of water trapped within gel matrix through release of ...
Q: The value of K c for the reaction A reversibly forming 2B is 2.21. At equilibrium a. [A] = [B]/2....
A:
Q: 1)Consider the following galvanic cell at 25°C Pt|Br" (aq) (0.25 M), H* (aq) (0.1 M) |Br2 () || 02 (...
A: "Since you have asked multiple questions, we will solve the first question for you. If you want any ...
Q: The rate constant for a reaction is 7×10−3sec−1 at 25°C and the Arrhenius frequency factor is 3646.3...
A:
Q: What pressure must be achieved to induce the conversion of blue to red crystal at T = 298 K? Assume ...
A: (i) Compute ∆GR(298 K) using the expression ∆GR(298 K) = ∆Gf, Blue0 - ∆Gf, ...
Q: me mole
A: Given equation: NH4CIs⇋NH3g+HCIg
Q: Aluminum metal and bromine liquid (red) react violently to make aluminum bromide (white powder). One...
A:
Q: a. If you bubble 1 mole of chlorine gas through 1 liter water, products form. [HOCI] = Mat equilibri...
A: We have find out blanks. Note -As per our company guidelines we are supposed to answer only first 3 ...
Q: Magnesium burns in air to produce a bright light and is often used in fireworks displays. The combus...
A: Given :- 2Mg(s) +O2(g) 2MgO(s) ; ∆Ho = -1203 kJ mass of Mg burns = 6.82 g To calculate :- ∆H°...
Give a clear handwritten answer
![Find out value
e af concentraiom of Ag+2
Give a Salution
278.0 mg of Hgßris
of AgBris
comple tely wasted in 169.0ml of o07m NHa.
7E7
kf[A9CNHO] = 1-767
%3D](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fd4e0597c-c5a0-426d-bec7-238c0531da98%2Fe1c885c5-5d62-48d7-a8a9-d7057c3cc03f%2Foh52n6v.jpeg&w=3840&q=75)
Step by step
Solved in 3 steps with 2 images
- 73 Al ihe school ey decided to adt sodum carbonae (NaCOJ tohe sampled wster in the school tankin order to restore he sttavalue close to The balanced equartion for the reaction is Na,Co.e) + 2HC (ag - 2Nac (ag • H0()• co; (al 731 Calcuate the mass of sodum cartonate (Na,CO.) required to neutralize each 1 dm' of the sample water 732 Ater the neutralization. the water tasted saty. Give a reason for the saly taste of the water Refer to the equation above.How many mL of o.677m HBrias needed to camputely of Naz cOg? nectralize 0.8989 Nan co, +2 HBr-> Ha COz + 2 NaBr -7- 3 3Calc ulatetheconcantrationoF Potassiamioningrans Perliterof termixing loomlof0.250M Kel n 20oml of o loo M K 2Soa (atonic weight k 37-1ms(ma)
- ProvidethecanreetuPACname OMCE 50 um? of 6-2 moldni3 Solution Na, (o3 was dileted usith distilled weeter to obtain f 250 cm3 Sorlution, what world be the Con ien trei blum f Sbuution? the resulbing ofRiedick the pr ducts/ifany that will be fomes bu Me gE no reachion dccurs, yeachion below woite R azter the geaction arrow 1+ AlCs) -y e praducts/if nay) d by-the neachion belain E no reachion Occurs , Warit Bredict the that will be forme Nh arter the renchion arrow reachin Colalag)t Mals)- t ー7 Bodict the products (if any) that will be forimed be the genchion below. na reachon Dccurs, write NR the reachin arrow axter PtClala9)+Mn(s)
- One method of de ter minin) the concentration of hydrosen peroxide CH 202) ina slution s thraush ttration FEtea with The net ibnic equatich for this i odine jon. reaction 1 H 202 +21- t 2H t-712+2H20 A 50.00mL sample ofa hy oogen peroxide solution is found to react completely with 37. 12mL ok a 0. 1500 M Fl solotion.whetis the concentration? C) 0- 22 2フ d.J 0.404)M b)SS68 x10- 2M )カ-i114M C) 0.1010MA l.00ml alıquot of fish od was andyud for N using the kieldahl methad: After chqashim, the dishilled ammania colleeted in 10onlof 0:0503 M Hl. The excess Hl requied 28.3 ml of o.124M NgoH for titratin. amount Cale the ofN in the sconle of fish oil as mglm KJE LDAHL METHOD)A fertilizer railroad car carrying 34,300 gallons of commercialaqueous ammonia (30% ammonia by mass)tips over and spills. The density of the aqueous ammoniasolution is 0.88 g>cm3. What mass of citric acid,C(OH21COOH21CH2COOH22, (which contains three acidicprotons) is required to neutralize the spill? 1 gallon = 3.785 L.
- 8.25 g of o samplo of iron ora iron (m) oxido, Fo0:] wore dissolvod in concentratod hydrochlorC acid and the solution diutod to 250 ml 25.0 ml of this solution was roduced to form a solution of iron() ions. This solution of iron (1) ions roquired 264 mi of a00200 M potassium dichromato(vi) solution for completo oxidation back to iron(i) ions. The mass parcontogo of the ron in the ora is x(Fo=55.845 g/mal). CrO+6Fo+14H 2Cr+ GFe"+7H;0 Experiment 3: Neutrolization Titration if an unknown samplo of HPO was titratod with a10 M standard solution of NaOH using phonoiphthaloin indicator. O0 mt of NOOH was noodod to roach the ond point. Tha mass of HyPO4 in this sample is 98.0 g/mol) g (Molor moss of HyPOA**** (5) 3 Opper mctal (ind Concentad ted und aad be oonsis hange in , releare of lgas mredcolo color to green releave of gas mn Hedcolor INU we and thabbles in thi botton solutim Not HNU3rani 3(Q) Hy Dnt (uNOgndi (L) Balanced Net Ionic Equation No.2/CHB en+GEAR70 alll ll ? ..::0E is اجابة قصيرة A solution of Al2 (S04) 3 at a concentration of 0.3 N , What is the volume needed to prepare a solution at a concentration of 0.04 M in a volume of 150 ml of distilled water إجابتك كتب إجابتك. . is