A 2.401 gram sample of magnesium is allowed to burn in 10.680 g of oxygen gas. What mass of oxygen is left unreacted? Your Answer: Answer units

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Q: I received the same answer when I calculated this (4.5759x10^-19 J). However, this is not an…

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Q: NaoH of

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Q: = Ell -InQ 'cell nF At equilibrium, Ecell calculates to a value of 0 and the battery is considered…

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Q: 15. The electrolysis of water produces A. gaseous water B. H2 and O2 gases C. electrically charged…

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Q: Which one of the following salts, when dissolved in water, produces the solution with pH less then…

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Q: 22. Consider an electrochemical cell based on the reaction: 2H+ (aq) + Sn (s) → Sn2+ (aq) + H2 (g)…

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Q: 1. Calculate the [OH` ] (aq) in a solution in which [ H'] = 3 x 10*M

A: Given that  [H]+ = 3 X 10-5 M

Q: 2. Calculate the [ H*] of each of the following given the pH and pOH c) pOH = 2.5

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Q: 25. What is Eº for the following balance reaction? Zn(s) + Fe* (aq) → Zn*(aq) + Fe(s) K= 4.38 x 100…

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Q: The following data are for a liquid chromatographic column: Length of Packing 24.7 cm Flow rate…

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Q: Acetonitrile, CH3CN, has a vapor pressure of 88.8 torr at 25.0 ̊C. If 9.22 mL of liquid acetonitrile…

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Q: Which of the following statements accurately describes the difference be ctrolytic cells? A. The…

A: Redox reaction are those in which both oxidation and reduction reaction occurs simultaneously.

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Q: 1. What are the chemical hazards of both aniline and acetic anhydride?

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Q: Compare the two quantities based on the given condition: At the equivalence point in the titration…

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Q: 19. The relationship between the change in Gibbs free energy and the emf of an electrochemical cell…

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Q: 10 mL of unknown acid sample was placed in a 250 mL Flask. 3 drops (0.15 mL) of Phenolphthalein was…

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Q: For the following reaction at a5C:N, Hyl(l) + 302(3) → „HV Cakalate AG (1) oHe+ (6)ON

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Q: Queston 15 Casder the following reaction at asc if ais=0.0029 atm, Pers=027atm, What is the the mhe…

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Q: Thank you

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Q: Question 10 of Au from an How long would it take to deposit a.5 Au(CN), solution at a current of 0.5…

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Q: What is the molality of lithium ions in a 0.302 m solution of Li,PO. assuming the compound…

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Q: A corrosion cell consists of copper(Cu) as sheet area is 250cm2 and the density of the current…

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Q: Which one of the following salts, when dissolved in water, produces the solution with 7? (Circle all…

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Q: In a process of electroplating silver, a current of 15.2 amps (A) was passed through an electrolytic…

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Q: 3. Indicate whether each of the following solutions is acidic, basic or neutral. a) [H*] = 2.0x104…

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Q: 27. The value of E° for the following reaction is 0.189 V. What is the value of Ecell given the…

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Q: Draw the diastereoisomers and optical isomers of  [Co(NH₃)₂(H₂O)₂Cl₂]⁺. Label which are…

A: In the compound given as, [Co(NH₃)₂(H₂O)₂Cl₂]⁺ The coordination number of central metal ion is 6.…

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Q: A sample of carbon dioxide gas is collected over water. If the total pressure is 1255 torr and the…

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Q: Queston 15 Consider the followine reaction at 25°c if CIS=0.002a9 atm, Pers= 0.2 and Pe12=0.40 PC15:…

A: All the necessary calculations have been done in the following step.

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A: Definition : A Bronsted-Lowry acid is a proton (H+ ) donor. A Bronsted-Lowry base is a proton (H+ )…

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Q: A reaction has a rate law of rate= (1.25M^-2s^-1)[A][B]^2. what concentration of b would give the…

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Q: 21. How many grams of Cu will be plated out by a current of 2.3 a applied for 25 minutes to a 0.50 M…

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Q: 5. Heating Test (gas test) For this part, you are required to heat only one of the solids and record…

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Q: ror the following roordination (omplex: Ma(c,o.)(H,O), C \;} Tuatsong Give the name De termine the…

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Q: Question 9. For the following (oordination compex Cve the name Petermine the geometry the…

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A: It is known that tripalmitoylglycerol is made up of three palmitoyl-CoA molecules. Therefore we have…