Q: H H `NH NH2 O.
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Q: . Order the following solutions according to: a) its increasing acidity: A. pH x 2.00 B. [H3O…
A: Higher the pH, lower the acidity and higher the basicity.
Q: y the base ? Conjuyake " baye which yalleaing aids lill have shanget Acid A pka = 1 Acid B Pkq=5…
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Q: Which of the following base is the Strongest? A) CH3LI B c ONa C) NGNH. 0) ONG
A: Substances can be classified as, acids and bases based on some concepts. According to Lowry…
Q: n the following reaction of tetrafluoroboric acid, HBF4, with acetate ion, C2H3O2-, the formation of…
A: According to Bronsted Lowry concept of acid and bases,acids are proton donors and bases are proton…
Q: Rank the following in order of decreasing acid strength. Select the single best answer. HNO2 > HCIO…
A: The four given acids are HNO2, HClO, HCN and HCl. pH: The concentration of hydrogen ion is measured…
Q: H;CO Ph H Base `NO2 ON он кон Ph Ph. MeONa / MEOH C2CHCF3
A: If the carbanion formed after H+ removal is stable then the elimination goes via E1cB elimination…
Q: Rank the compounds below in order of increasing acidity. " COH HO HO O2N Relevant Information: Kw=…
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Q: An Acid contains more OHI-JOH) OOH] [H] IHO)< [H] O )Contains no (H]
A: An acid is a substance that gives hydrogen ion H+or a hydronium ion H3O+when dissolved in water. A…
Q: pH+pOH=14 pH pOH (OH]-10 pH-log (H) (Ho) Bo-HOd [H)-10PM [H*] [ОН] ***Show your work where…
A: Given that : We have to fill the following table :
Q: CN- + H2O HCN + OH- For the above reaction determine the Kb of the base (CN-) if the Ka of the…
A: Given: Ka=2.3 x 10-4 To find: Kb Formula: This formula is derived from the solubility product, Kw.
Q: HSO4- is the conjugate of H2SO4 and the conjugate of SO4 • View Available Hint(s) O acid / acid O…
A: Here we are asked to find HSO4-, is conjugate acid or conjugate base ofH2SO4 and also HSO4- is…
Q: Convert to Ph N-NH-TS Ts
A: In mild basic condition, acyclic analog transfer to cyclic form by simple addition reaction.
Q: 2) uhich of the following is the strongest acid? Explein. B. OH OH OH OH
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Q: Label each reactant and product in this reaction as a Brønsted acid or base. HCN + NH, CN + NH, DO…
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Q: Part I. Choose the stronger acid in each pair of compounc 1. H2Se and H2S 2. H3P and H2S 3. НBРО2…
A: Acid is a substance that donates protons in aqueous solutions. the ease with which a proton can be…
Q: 4. pKb of the conjugate base H3C HO H3CO OH
A: Since you have posted multiple questions, we can do only first question. If you want other…
Q: 1 alBalance Mhe acid-base neutralicaton reaction: H3 PO4+ NaOH-7 Nag POq +H20 b) wrik the net…
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Q: which of confugate baseg betow is the stongest bege ? egusing thistable Acid T-8X10 -5 6.3 X10 HOAC…
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Q: HSO, + H,0--> so,? +H,0* What is the conjugate base in the follov O HSO, О но H,0* O so O H,0
A: We know that the conjugate base is species left over after the acid has donated a proton to the…
Q: Which one of the following is not a conjugate acid-base pair? A. NH3 and NH4 B. H₂PO4 and HPO42- C.…
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Q: Indicate the conjugate acid of CH3NHCH3. a. CH3NNCH3 b. CH3N-CH3 c. CH3N+H2CH3 d.…
A: When base takes H+ , then conjugate acid is formed As per our company guideline we can answer only…
Q: Which is the strongest base in this reaction? F-, H2O, HF, H3O+
A: Solution is provided below.
Q: Strongest base H3C. 3
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Q: O4 olt NH H2C C-OH J H20, Nall base Acid
A: There are several functional groups in the given molecule some of which are reactive towards acid…
Q: 2. conjugate acid-base pairs: a. NH, + HI 2 NH, Baje prid CD conlate aud b. NH, + HS 2 NH,+ H2S base…
A: Bronsted acids donates H+ while Bronsted base accepts H+ ion.
Q: Which of the following is the strongest acid? CI CI b) c) a) d) H3C--H CH3
A: In this question, we will see which one the strongest acid. Acidity in compounds depends on the…
Q: Which is the strongest Brønsted acid? (А) OH (В) OH (С) Вг-CH2—с-он (D) CHз-CH>-С-он
A: The acidic strength of bronsted acids depends upon the stability of their conjugate bases. Greater…
Q: Part A Carbonic acid reacts with water to yield bicarbonate ions and hydronium ions: H2CO3 +…
A: According to Bronsted Lowry theory the acids release protonH+ and give conjugate base whereas the…
Q: HO2 + OH = O2 + H2O Which acid-base theory/s can explain the equation?
A: Bronsted Acids are the proton donor and Bronsted Bases are the proton acceptor. E.g- HA↔A-+H+ where…
Q: Rank the following acids from strongest (1) to weakest (6) H2S CH3COOH H2PO4 HI HC1 HF Rank the…
A: HI>HCl>HF>H2S>H2PO4->CH3COOH
Q: In each row of the table, select the stronger acid or stronger base, as instructed. H. F equally…
A: We have to predict most acidic compound in given options.
Q: 25. conjugate base of HC6H5O7^2-
A: Given, HC6H5O72- Conjugate base has to be find.
Q: QUESTION 4 The conjugate base to HSO4 is SO, O True False TION
A: We have to predict whether given statement is false or true.
Q: 3. Write expressions for the autoionization of a. H₂O b. CH3COOH C. CH3NH₂ d. CH3OH 3
A: Autoionization reactions: Auto ionization reactions are the reactions in which the reactant ionizes…
Q: Calculate the pH at 25 °C of a 0.41M solution of pyridinium chloride (C;H;NHC1). Note that pyridine…
A: From Ostwald's dilution law pOH = (1/2) (pKb - LogC) pOH = power of hydroxyl ions pKb = - log Kb…
Q: Ammonia ( NH3 ) consider as--- A- Lwec neutral B- Lwec base C-Lwec acid
A: According to Lewis acid-base theory- A Lewis base is the substance which has tendacy to donate the…
Q: What is the conjugate base of HCO3? O H2CO3 None of these O coz? O HCoz O HCO2
A: The conjugate base of a substance is formed when the hydrogen ion is lost from an acid.
Q: Order from lowest to highest pH i. 0.10M NaClO ii. 0.10M KBr iii. 0.10M NH4ClO4 ii
A: any solution, existence of any weak acid along with strong base results the higher pH (pH>7)…
Q: The conjugate base of HPO,2 is H2PO4 O A. O B. H3PO4 OC PO4-3 O D.H2PO4* O E. H2PO42
A: We know that Conjugate base : Conjugate base formed when an Acid loose proton to base and formed an…
Q: ch, How unl H addikm of KNH, 2N, CHCooK sffut the aculbtyfhautyly N
A: The acidity is increased by the rate of loss of the H+ ions. The basicity is increased by the rate…
Q: Which of the following CANNOT be a Brønsted acid? HSO4–…
A: Bronsted-Lowry acid is a substance which donates a proton or H+ ion to the other compound and forms…
Q: Based on the given Ka values, which is the strongest acid? Acid Ka CH3COOH 1.8 x 10–5…
A: The higher the dissociation constant of acid, the stronger the acid. When the Ka, acid dissociation…
Q: 2. Arrange the carbanions shown in the box in basicity. - List the most order of decreasing basic…
A: A carbanion is a negatively charged reactive intermediate species in which a carbon atom is…
Q: NH2NH2 ? H Mild Acid N-Me Vicodon Мео. Мео. H H N-Me H* H N-Me N NH2 Me HN в A Meo, Meo. H H N-Me H…
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Q: Arrange the follwoing in order of decreasing basicity. OH-, CH3COOH, CH3CH2-, NH2-, NH3, Cl-
A: Basicity: Tendency to donate electron pair or simply bases are those that abstracts protons. Greater…
Q: Which of the following pair(s) are conjugate acid-base pair(s)? Select one: О а. Н2О, НО- O b. H20,…
A: Species which abstracts proton is called base Species which donates proton is called acid.
Answer Q46, 47, 48
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- Example 2/ A solution was prepared by dissolving 2.45 g of AGNO3 in sufficient water to give 50 ml , for this solution calculate wt - volume % , no . mfw AgNO3 taken , formality of solution of AGNO3.73 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.**** (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+GEAR
- 1) The fizz produced when an Alka-Seltzer tablet is dissolved in water is due to the reaction between NaHC03 and citric acid CO2(8) + H,0(1) + Na3CgH;O;(aq) NaHCO;(aq) + H;C,H;O;(aq) a) In a certain experiment 1.00 g of NaHCO3 and 1.00 g of citric acid are allowed to react. Which is the limiting reactant? b) How many grams of sodium citrate (the last compound in the equation) form? c) How many grams of the excess reactant remain after the limiting reactant is completely consumed? d) If 0.723 g of sodium citrate was obtained in this reaction, then what is the percentage yield?ENGERS 12.00g of a potassium hydroride, KOH 3olution is mixed with 40.00g g lead ) nitrate, Pb(NOg)z soiutionT A clear solution of potassium nitrate, KNO3 and a whitle'precipitate of lead 1) hydroxide, PbCOH)2 are fochmed os productš (a) (omplete the chemical equation be low. Put in the states for all the products and balance the chemical equation. KOH (ags + Pb(NOgdz cog> -> (6) Determine the limiting realtant Creagent) D) for the chemical reaction. () How many grams of Solid precipitate, PbCOH)2 Ğ "can beT produce'd. produced. (d) If the actual reaction yiels only 21.5g Solid precipitate, determine the ercentage 1yleld.Please ansuer the followiveg themocheawishry questian. Starchiometny or (and Vimitinal excess reagont calculations midht be mecessany. Please shew all wark and explain essay. Steps in details a) Haw much energu is produced when 93.5 Oxygan reacts with 13.2q hydrapen in the followng reaction? of grams 2H2 + Oz Đ2H2O Att= -572 KJ b) How many grans of magmesiaom sulfate woud be praduced fram the fallowine reaction if 176g of energy is absorbed the reactian: by Alz (sou)o f 3Mq Iz+2AI G+3Mg(304) AM= +722 KJ
- Greenhouse Effect od A student pre pared 2.00L of 0.100 M Naco Lmaleular mass best pncedur is to weigh Greenbouse Some IOlo), Wn wnats the TAITY3 Bal, (aq)+ 2 Nag POq Caq) 7 BalPO42 + l6 Nal laq • Consider the reaction of 30.0mL of 0.270M Balz with 20.0 mL of 0.3ISM Naz PO4. Lwhat quantity in meles of Balz are preset in the solution? are produced /What quantitg in moles of precipitate E ali Bal were consumed based on the balanced chomical equation? 6) What auantity in males of Na3 Pla aro present in soluction? d) What quantity in moles of precipitate are paduced if all the Naz PO, were cansumed based on the balanced chemi.cal equation? e) which reactant is limisting f What mass (in g) of precipitate is firemed when the limiting reactant is considered?bWhen H2(g) react with 02(g) to f X y! When H2(g) reacts with 02(g) to X /index.html?deploymentld%3D5575088538553958224893344&elSBN=9781305657571... Q Search this co References Use the References to access important values if needed for this question. When HCI(g) reacts with NH3(g) to form NH,Cl(s) according to the following equation, energy is released into the surroundings. HCl(g) + NH3(g) NH,Cl(s) Is this reaction endothermic or exothermic? What is the sign of AH for the reaction? Would the energy of the surroundings increase or decrease as a result of this process? Submit Answer 1. Enthalpy and Representing Energy Change: This is group attempt2 of 5 Regenerate Group Autosaved at 4:41 PM Back Next 4:47 PM ) ENG 3/18/202 Chp
- K/s 9:06 hw.pdf > Hw () Determine the melarity of e-ch of the folloning 2.25 kg of Cusoy in 1.45 Lof solusion O,006 mol. of Br, in lo mL of soleie O. s 0075 gm of C HHs Noz i n 1.osmL of solution Hint. The atomic numbers used in the above Problem ave O = 16 Cu: 29 Br: 35 K = 19 CI - 7 S: 16 Al: 13 N = 7Calculate te mass proont of NaS04 inasdution containing of Naz sO4 in vwate, where in He water has a volme 20g 3.What volume (in L) of 1.30 M FeBr3 would be required to obtain 0.710 moles of Br ions? & 3 4. 6. 8. Q W E R