14. From the following data, determine the molecular weight of a student's unknown monoprotic acid: Molarity of the standard sodium hydroxide .525 M 6.20 mL Initial base buret reading 18.72 mL 0.78 grams Final base buret reading Mass of the unknown acid sample

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Q: Calculate AGᵒ for the following reaction as written AG° = x 10 kJ 2Br + 1₂ → 21+ Br₂

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Q: Q1/ Which of these molecules best corresponds to the IR spectrum below, Explain? a) pentane-2-one b)…

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Q: How many moles of lithium nitrate are theoretically produced if we start with 3.1 moles of Ca(NO3)2…

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Q: 1. Which one of the following graphs shows the correct relationship between concentration and time…

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Q: Consider the cell: Pt(s) | H2(g, 0.100 bar) | H+(aq, pH = 2.54) || Cl−(aq, 0.200 M) | Hg2Cl2(s) |…

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Q: h i Hg(OAc)₂ EtOH, ether H₂ (1 atm) PtO₂-H₂O H₂ Pt NaBH₁ H₂O, EtOH

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Q: A reaction profile (not to scale!) for the reaction O₂ + NO₂03 + NO is shown below: LA 211 O2 + NO2…

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Q: 27. Rapid increase in the rate of chemical reaction even for small temperature increase is due to a.…

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Q: 460 mL of a 0.150 mol/L Pb(NO3)2 solution is mixed with 640 mL of a 0.420 mol/L NaI solution. The…

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Q: 2. Consider 0.5 moles of a perfect gas initially at 25 °C and 1.00 atm. Cum 1 for this gas is 1.5R.…

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Q: a. b. с. d. H3C CH3 небител CH3 б H.C. CH3 ? ? CH3 ? H3C H3C ? с. CH3 CH3 H3C. H3C Br CH3 Br OH CH3…

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Q: Reaction A B B-C A C What is the missing value in the table below? AH (kJ/mol) -10 5 ?

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Q: When 0.783 g of benzoic acid, C7H6O2 (122.12 g/mol) is burned in a bomb calorimeter, the temperature…

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Q: Prelab: 1. What is the pH of a 4.8 x 10-5 M HCI solution? 2. What is the pH of a 9.8 x 10-6 M NaOH…

A: pH of a solid is defined as the negative logarithm of H+ ion concentration.