Observation on determination of melting point of Solvent  How can I identify the freezing point of this solvent? is it 51.0 where it is still in solid form? Temperature State on the capilary tube   51.0 solid   52.0 solid   53.0 liquid-solid   54.0 liquid-solid   55.0 liquid-solid   57.0 liquid

Q: . The decomposition of SO₂Cl₂ is a first-order reaction, S₂OCL2 (g) --------> SO₂ (g) + Cl₂ (g). The…

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Q: Calculate the overall net charge of the amino acid Lys at pH 10.4. (use the pK₂ values given earlier…

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Q: [References] a. Account for this fact: Although methanol (CH3OH) (bp, 64.7 °C) has a higher molar…

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Q: 45. Homogeneous mixture of two or more substances in which substance dissolved in a solvent which…

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Q: Q2) in the reading of the Flame Photometry is 20 mg Sodium Per litre, Calculate the CEC (meq per…

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Q: Which of the following reactions will produce a precipitate? Na₂SO4 (aq) + CuCl₂ (aq) → KF (aq) +…

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Q: Describe the state-of-charge (SOC) of a battery, and a method of estimating SOC.

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Q: 2NH3 (9) N2(g) + 3H₂(g) If 0.000372 moles of NH3(g), 0.392 moles of N₂, and 0.312 moles of H₂ are at…

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Q: IvicQuane ROCK Gallogiy The decomposition of N, O, can be described by the equation 2N₂O, (soln) 4…

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Q: How many g of NaHCO3 are required to make 59.9 mL of a 0.511 M solution? Give your answer to 3…

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Q: How was the j/g found at the beginning of the conversion mechanism. The the number is just kind of…

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Q: write N.R for no reaction. There can be more than one answer per box. write the structure of the…

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Q: A solution consists of 50.0 g of hydrochloric acid (HCI), 114.0 g water, and has a volume of 142 mL.…

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Q: What is the formula weight (in g/mol) of copper(II) nitrate trihydrate, Cu(NO3)2 3H₂O? Give your…

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Q: Write the Proton Balance Equation for the following solutions: 1) H2SO3

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Q: How many dots are shown in a dot diagram for the noble gases (except He)? A: 2 B: 8 C: 10 D: 18…

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Q: Ammonia, NH3, can react with oxygen to form nitrogen gas and water. 4 NH3(aq) + 30₂(g) →→→ 2N₂(g) +…

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Q: As a pathologist, you run an assay and find an abnormally high level of EPO. What cells types will…

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Q: b what is the normal boiling point of each compound? 0 16 25 48 67 81 102 800 CS₂: CH3 NO₂: 0 °C -10…

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Q: Which of the gases has the fastest-moving molecules, on average, at a given temperature? O NO₂ OCH…

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Q: Titanium occurs in the magnetic mineral ilmenite (FeTiO3), which is often found mixed up with sand.…

A: The explanation is given below-

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Q: Rank in order of decreasing acidity the following compounds (1 most acidic...5 least acidic) OH d…

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Q: True or False: One mole of an element has the same number of atoms as one mole of any other element.

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Q: 200ml of 0.350M lead (II) nitrate are added to 300 ml of 0.250M sodium iodide. What is the…

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Q: 82 80- 70 60- 50 40- 30- 20- 10- -0+ 4000 3107.19cm-1 3065.13cm-1 3500 3016.86cm-1 2970.84cm-1 3000…

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Q: Consider the RedOx titration of 20 mL of 0.5 M U4+with a 0.2 M MnO solution at 25 °C, using this…

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Q: The chemical reaction that causes iron to corrode in air is given by 4Fe+302 2Fe203 with AHrxn =…

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Q: Identify the ketone that would react with n-BuMgBr to produce 5-phenyl-5-nonanol (after aqueous…

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Q: Can you answer the question and explain it

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Q: 1. Given the mass of U-238 is 238.0003 amu, Th-234 is 233.9942 amu and He-4 is 4.0015 amu, calculate…

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Q: Compare the boiling points of the various isomeric hydrocarbons shown in the table below. Notice the…

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Q: 350°C while the volume is kept density of the gas: increases O decreases O remains the same O not…

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Q: n H₂C: isobutylene CH3 CH₂ CH3 A CH₁₂ n poly(isobutylene)

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Q: student forgets to sand the magnesium metal before the experiment . would his percent yield be…

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Q: What is a "heuristic method"? (a) Give a short (not more than two sentences) explanation. (b) Give…

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Q: the chemical formula for sodium thiosulfate pentahydrate.

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Q: The equilibrium constant, Kp, for the following reaction is 1.80×10-² at 698 K. 2HI(g) ? H₂(g) +…

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Q: How to make a unknown buffer of 150mL of 50mM with PH of 7? The unknown molecule's molecular weight…

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Q: O₂(g) effuses at a rate that is ratco rate Kr times that of Kr(g) under the same conditions.

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Q: Unknown A- Melting point Range? Experimental melting point? Possible Identity? Percent Error,%…

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Q: Determine the product(s) in the reaction below. A. D. A and C E D с CI OH + HCI B. OH E. B and C CI…

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Q: Part 3 How Much is a Mole? 1. Select one substance from the lab bench and measure out 1 mole into an…

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Q: The equilibrium constant, Kp, for the following reaction is 1.80×10-² at 698 K. 2HI(g) H₂(g) + I₂(g)…

A: The equillibrium constant decreases with increase in temperature . Equillibrium constant is related…