Use the following atomic masses (in g/mol): K = 39.1; Mn = 54.94; O = 16; H = 1; P = 30.97; C = 12.01; Na = 23; Mg = 24.31; S = 32.06; Zn = 65.38; Cu = 63.55

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Q: At 25°C (298 K) Heat of formation of C6H6 AHF° = - 156 kJ/mol Cp of C6H6 = 156.5 J/mol-K Cp of H2 =…

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Q: nzo[b]phspholane azo(blphospole azo[b]phospholidine

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Q: Consider that the determination of potassium iodide (MM-166.00 g/mol) from a food supplement was…

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Q: Of what order is the following process? vs. Time 5 4 3 1 10 20 30 40 Time (s) 1

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Q: 3) CIO H,0, → _cI1 4) CIo _Cro a C+3 5) Br2 → _Br _Bro 6) CIO1

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Q: Question 2: In each of the compounds below, find the stereocenter, label the four groups from 1 to 4…

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Q: Chloride solvable in water at 0°C is 542 g/L. What amounts of substance (in [mol]) of Magnesium…

A: Molar mass of MgCl2 = 95 g/mol Solubility of  Magnesium chloride (MgCl2) = 542 g/L Molarity of MgCl2…

Q: How does the solubility of Acetic Acid change when the pH is adjusted? Why did the solubility change…

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Q: A neon gas at 660 mm Hg has a volume of 12.0 L and a temperature of 44ºC. Find the new volume of the…

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Q: How much heat is liberated (in kJ) from 2.57E2 g of silver when it cools from 8.2E1 °C to 2.67E1 °C?…

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Q: Given Carbon Dioxide, CO2. so the center element should be The most electronegative element is b.…

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Q: Write a balanced equation for the following acid reactions:  Ensure you balance both sides of the…

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Q: Question An chiral molecule has an observed rotation of - 25°. If this compound is in a 50% mixture…

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Q: Which correctly shows the ionization of H2C2O4 in water? H2C2O4(aq) + 2 H2O(l) ⇌ 2 H3O+(aq) +…

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Q: Calculate the elecytomotive force (in volts) registered by an electrode immersed in a solution…

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Q: Compounds with several chiral centres may have configurations referred to as meso. Meso…

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Q: Question 7 Indicate the relationship between the following compounds. CH, CH, Br (If the image above…

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Q: What is the pH of a 0.750 M solution of NaCN (Ka of HCN is 4.9 × 10-10)?

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A: For maleic acid, pKa1 = 1.9, and pKa2 = 6.07

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Q: discussion on cis and trans potassium dioxalatodiaquachromate

A: GIVEN:- discussion on cis and trans potassium dioxalatodiaquachromate

Q: What is the molar solubility of PbBr2 in a 0.500 M Pb(NO3)2 solution?

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Q: M Y В 1.0 A 0.0 0.5 0.0 B 0.5 1.0 A Mole fraction Boliling point pure B Boiling point of pure A A &…

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Q: how many milliliters of an aqueous solution of 0.124 M barium hydroxide is needed to obtain 12.7…

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Q: (Q14) Why is a binary acid that contains a highly polar bond generally a stronger acid? The…

A: GIVEN:-

Group 14 Elements

The following elements come under group 14 of the periodic table.