An 804. g solution of Kool-Aid contains 377. g of water. What is the mass percent of Kool-Aid mix in this solution?

Q: consider the following exothermic reaction at 0.00 °C and 1.00 atm Se04 (g) Se(g) + O2 (g) , Kc = 2....

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Q: Suppose 2.72 g of potassium bromide is dissolved in 200. mL of a 0.20 M aqueous solution of silver n...

A: When potassium Bromide is added to silver nitrate solution , then as per solubility rules , silver B...

Q: What is the correct Ko expression for the following reaction? N2 (g) + 3 H2 (g) = 2 NH3 (g)

A: Given :-  N2(g) + 3H2(g) <----> 2NH3(g)  To write :-  Its correct Kc expression

Q: Constants Part A During an action potential, Na* ions move into the cell at a rate of about 3 x 10 m...

A: Calculate : Power =?

Q: How many grams of C,H, liquid must decompose according to the following chemical equation to transfe...

A: Given :-  C6H6(l) ---> 3C2H2(g)  ΔH = 630 kJ To calculate :-  Amount of C6H6 that will be decompo...

Q: The H0 and S0 for the reaction N2O4 N2 + 2O2?

A: H0 and S0 for the reaction-- N2O4 -----> N2 + 2O2

Q: A 25.0 mL sample of a 0.1500 M  solution of aqueous trimethylamine is titrated with a 0.1875 M  solu...

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Q: A 34.01 mL solution of a weak acid 0.276 is titrated with 0.359 NaOH. The Ka of the acid is 1 x 10^-...

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Q: Arrange the following oxyacids in order of decreasing acid strength. Rank from strongest to weakest ...

A: The strength of the acid can be determined by the stability of the conjugate base after the donation...

Q: Part A A current of 11.6 A is applied to 1.25 L of a solution of 0.554 mol L-1 aqueous HBr convertin...

A: time, t = 66 minutes molarity of HBr = 0.554 mol L-1 current, I = 11.6 A Volume of HBr = 1.25 L

Q: You need to dilute a solution of 5.78 M sulfuric acid. You need the dilute solution to be 0.75 M and...

A: we know, the expression of the dilution equation is: => M1V1 = M2V2 where, M1 is the concentrated...

Q: The molar heat capacity of a diatomic molecule is 29.1 J-K-1.mol-1, Assuming the atmosphere contains...

A: Heat energy released or consumed in a process is given by the following equation. Q = n×c×ΔTwhere,Q=...

Q: What is the ΔrG° for the following reaction (in kJ mol-1)? N2 (g) + O2 (g) + Cl2 (g) ⇌ 2 NOCl (g) To...

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Q: Calculate the standard entropy change for the reaction at 25 °C. C;H,(g) + 50,(g) • 3 CO,(g) + 4 H,O...

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Q: 1. Consider the reaction below. Co(H2O),* (aq) + 4 CF (aq) = COCL (aq) + 6 H20 (1) The equilibrium c...

A: kc is the ratio of  product of concentration of products raised to their stoichiometric coefficient ...

Q: 4. Calculate the change in pH that results from adding 25 mL of 0.010F HCI to 500ml buffer solution ...

A: Given,  [NH3] = 0.25 M  [NH4Cl] = 0.15 M  Volume of the buffer in mL = 500 mL  Volume of HCl added =...

Q: We prepare a solution with the following ion concentrations: [Ag] = 1.0x10+ M and [Cl] = 0.1 M. If k...

A: For the precipitation => Qsp > Ksp Given-> [Ag+] = 1.0 ×10-4 M ( i think there is 4 ) [Cl-]...

Q: At a certain temperature, the pH of a neutral solution is 7.85. What is the value of Kw at that temp...

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Q: Consider the reaction 2 S(g) + 3 O2(g) → 2 SO3(g). Using the standard enthalpies of formation listed...

A: standard enthalpy of formation of SO3(g) = -395.7 kJ/mol standard enthalpy of formation of O2(g) = 0...

Q: CH3CH2=CH う CHg CH2と-H と HC三 CH लउक वररटमक cis-2.3-die thy lo xirame

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Q: 2. Circle the alkene that can be most easily formed under unimolecular elimination. A в Me. Me Me Me...

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Q: H3C a. H3C .CH3 CH3 b. H3C° H3C *OH с. HO HOʻ

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Q: A solution in prepared that has (NH,-1.30 M and a =0 105 M Part A How many grans of AgNO, can be dss...

A: Solubility product is the minimum ionic product of concentration of constituent ions of a salt requi...

Q: Which indicator would be most appropriate for the titration of ammonia (pKa=9.3) and HCl? The answe...

A: Please find your solution below : Titration is a method of quantitative analysis which is used to de...

Q: What is the structure of compound C for the following reaction scheme? Zn(Hg) SOCI, AICI3 Compound A...

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Q: Which intermediate is formed in this reaction? KNH2 Br NH2 + KBr NH3 (A) (B) SGI737654 (D) Br NH2 NH...

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Q: Calculate the molar mass of a gas if a 1.00-L sample of the gas at STP has a mass of 1.16 g. Show de...

A: To solve this problem first we have to calculate the number of moles of gas and then the molar mass ...

Q: 5. Consider the reaction between HCI and O2: 4 HCI (9) + 02 (9) → 2 H2O (1) + 2 Cl2 (g) When 63.1 g ...

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Q: NH Oit 1d 25 1d 1s 25 4t 10 8. 7 6 5 1. 2. 3. 1.

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Q: A sample of carbon monoxide occupies 3.65 L at 298 K and 745 torr. Find its volume at -14°C and 367 ...

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Q: P Question // Q 10) Find the value of the equilibrium constant expression. Fe3+ SCN- FESCN2+ 1.3 x 1...

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

Q: Identify the functional group of the given molecule and indicate the classification if there is any....

A: The functional group of the given molecule is 

Q: A buffer solution is 0.100 M in both HC¬H5O2 and LICH5O2 and has a pH of 4.19. Which of the followin...

A: Buffer solution is the solution which resist change in pH on addition of small amount of acid and ba...

Q: Calculate the concentration of H3O* in a solution that contains 5.5 x 10-5 M OH at 25°C. Identify th...

A: For an aqueous solution, we know that the production of the concentration of the hydrogen ions and t...

Q: A 1.007 g sample of an unknown gas exerts a pressure of 715 mmHg in a 452 mL container at 23 ̊C. Wha...

A: Given :  Mass of gas = 1.007 g  Pressure = 715 mm Hg  Volume = 452 mL  Temperature = 23°C  To calcul...

Q: 1) Below you are given the structures of the disaccharides lactose and trehalose. он он но он но но ...

A: Here we have to predict acetal and hemiacetal group present in the following  given disaccharides an...

Q: 6. Magnesium oxide can be produced by heating magnesium metal in the presence of oxygen. The balance...

A: The balance chemical reaction :  2Mg(s) + O2(g) ---> 2MgO(s)  Mass of Mg = 10.1 g  Mass of O2 = 1...

Q: Part A A 160.0 – mL solution contains 2.10 g of sodium benzoate and 2.46 g of benzoic acid. Calculat...

A: Given- Volume=160.0mL = 0.160 L (1L = 1000 ml) Weight of sodium benzoate =2.10 gram  Weight of benzo...

Q: Which of the following is an aldol condensation product derived from the self-condensation of 2-buta...

A: ->Carbonyl compound on Aldol condensation reaction give beta hydroxy carbonyl .

Q: many stereoisomers are possible for the molecule to the right? Me. „Me Me

A: Here we have to predict the total number of stereoisomers possible for the given compound. For this ...

Q: What is the reaction mechanism?

A: Here we have to write mechanism of the following synthesis reaction.

Q: he equilibrium constar

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Q: Part A Identify the Brønsted-Lowry acid, the Brønsted-Lowry base, the conjugate acid, and the conjug...

A: We need to identify the Bronsted Lowry acid, base and the conjugate acid and base for the given reac...

Q: A 355-mL container holds 0.146 g of Ne and an unknown amount of Ar at 35°C and a total pressure of 6...

A: Given data 

Q: Part A Rank the solutions in order of decreasing H30. Rank solutions from largest to smallest hydron...

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Q: 2. A boat has a mass of 6800kg. Its engines generate a drive force of 4100 N due to west, while exer...

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Q: What minimum mass of copper (II) nitrate must be added to 20.0 mL of a 0.0387 M phosphate solution i...

A: Volume of phosphate solution = 20.0 ml Molarity of phosphate solution = 0.0387 M Molar mass of coppe...

Q: How long must constant current of 50.0 A be passed through an electrolytic cell containing aqueous C...

A: According to the first law of Faraday, the mass of a metal deposited on the anode during electrolysi...

Q: The solubility of lead(II) iodide is 1.39 x 10-3 mol/L at a certain temperature. What is the solubil...

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Q: Ką for benzoic acid, C,H5COOH, is 6.30x10-5. Ką for phenol (a weak acid), C6H5OH, is 1.00×10-10. Ką ...

A: ->Strong acid has weak conjugate base that is conjugate base of strong acid is weak base. ->Ka...