What is the standard enthalpy change (in kJ) for this reaction? Mg(s) + 2HCI(aq) --> MgCl2(aq) + H2(g) Hxn = ? kJ Data: Heat of formation of HCI(aq): Hform = -167.2 kJ/mol Heat of formation of MgCl2(aq): A Hform = -641.6 kJ/mol

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A: The given statement is If the selectivity factor is equal to 1, the peaks are separated.

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A: Here we are required find the pH of buffer

Q: The Ecell of a reaction was found to be +0.78 V. What is the AG° of the reaction? ne = 1 mol O…

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

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Q: What is the freezing point of a 10% by mass solution of ethanol in water? Kf H2O = 1.86 °C/m

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Q: CHO HNO3 1 H FOH Н—он NH2NHPH 2 -OH OH CH2OH NABH4 3

A: HNO3 is a strong oxidizing agent and NaBH4 is a reducing agent.

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A: Semiconductors can be defined as the materials whose conductivity lie between metals and insulators.

Q: JAMES E. resonance structures and ideas of carbocation stability. Br HBr Br CH3 CH3 H3C CH3

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Q: Draw the structure of the compound whose data is shown below, then select all functional groups in…

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Q: A gas tank with a volume of .722 dm3 contains 1.50 g of hydrogen gas at a temperature of -5 °C. What…

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Q: Br2(g) 13. At 900 K, the following reaction 2 SO2 + O2 has Kp = 0.34: In an equilibrium mixture, the…

A: At equilibrium rate of forward reaction is equal to rate of backward reaction.

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Q: What's More Activity 3.2 Identify and underline the amphoteric substances in this chart. Conjugate,…

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Q: exothermic reaction?

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Q: xylene heat 9,10-dihydroanthracene- 9,10-endo-a,ß- succinic anhydridė anthracene maleic anhydride

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Q: The Ecell of a reaction were found to be +0.78 V. What is the spontaneity of the reaction. none of…

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A: Detail description is given below

Q: 78. Identify the spectator ions in this ionic equation: 2 NH,* (aq) + S²- (aq) + Zn²* (aq) + 2 CIO,…

A: In this question we have to tell the spectator ions in this ionic equation.

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Q: Question 2 What is being monitored by the titartion curve in the redox reaction? concentrations of…

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Q: Is the answer in 1. only the HNO3 OR I WOULD ALSO WRITE THE NO3- AS ANSWER? SAME WITH NUMBER 2

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Q: To prepare the buffer in the previous problem, a total volume of 500 mL is required. The stock…

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A: Solutions            Hence option (E) is correct answer 0.1419M

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Q: The E, of a reaction was found to be +0.78 V. What is the AG° of the reaction? n.- 1 mol O+75.26 KJ…

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Q: 1. The Ecell of a reaction was found to be +0.78 V. What is the ΔGo of the reaction? ne = 1 mol

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Q: Determine if the formation of acid rain is a spontaneous reaction at 50°C Chemical Equation: NO2 +…

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A: The answer is attached below-

Q: 21) Pease qui the appropuate named on genal kypes g veastuins heeded to Complute the Syntess. 2? 3?

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Q: The weakest acid in the table is represented by compound letter Question 17 Which of the acids in…

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