Reorder the list in the table, if necessary, so that the atoms and ions in it are list in order of decreasing size

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Q: 2.4 8 (a) Define in words the following: (1) Ka (ii) p.Ka I (b) Calculate the pH of 0.0005 mol dm³…

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Q: How many grams of KHP are needed in the standardization of 25.0 ml 0.100 M NaOH? Mol. Wt KHP = 204.2…

A: We will equate the number of moles of KHP and NaOH

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Q: 1- To purify the mobile phase gas in GC we commonly use: a) IEC b) adsorption c) partition d) traps…

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Q: Q2) Draw structures of the following organic compounds :- a) 1-1 dimethyl-2-isopropenylcyclopentane…

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A: Valence electrons that do not participate in bonding are called non bonding valence electrons.

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Q: Consider the reaction Ca(OH)2 (s)→CaO(s) + H₂O(1) with enthalpy of reaction AHrxn = 65.2kJ/mol What…

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Q: Identify the acid, conjugate acid, base, and conjugate base in each reaction below. CH₂OH + NaH…

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Q: Determine the enthalpy for this reaction: Express your answer in kilojoules per mole to one decimal…

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Q: The theoretical yield of a reaction is the amount of product obtained if the limiting reactant is…

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Q: 4. Indicate the topicity (snantistegis or homotopic or diastereotopic) of each of the following…

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Q: une 1. Draw the structure of a-D-fructose and ß-D-galactose.

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Q: If A, B, C, and D are four - electrically neutral - different single-tooth substituents, what kind…

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Q: Complete the following equations, using appropriate notations and formulas: a 150 → ? +15 N Kr + 16…

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Q: What is the final answer?

A: Here we are required to find the unknown concentration of protein from absorbance standard curve.

Q: T 2 HCI + 2 456 mL 18.00 M 100% Ca(OH)₂ 个工 I 2 Mole ratio Volume, m Molarity Excess moles FW, g/mol…

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Q: When liquids change to a solid state, they   Question 5 options:   absorb energy.   release energy.…

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Q: Substance Consider the decomposition of a metal oxide to its elements, where M represents a generic…

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Q: 2- Calculate natural abundances of Li and 3Li knowing that the atomic mass of the Li is 6.0151 amu…

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Q: Calculate the volume, in mL, of 0.95 mol of Potassium Sulfate when it is in its gas form at STP. o…

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Q: Q1) suggest a suitable mechanisms for the following organic reactions: a) octan + Br₂ A 3-bromo…

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Q: If the [OH] of and acid is 2.57 x 10-8, what is the pH? o 13.2 o 12.49 ○ 6.41 o 2.91

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Q: x dilute HCI Mechanism: CI b

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Q: Designate the following as saturated, unsaturated, supersaturated, insoluble or soluble. a.…

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Q: The specific heat of water is 4.18 J/(g. °C). Calculate the molar heat capacity of water. Express…

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Q: Use the chemical equation to find the answers.  H2CO3 → H2O + CO2 Identify how many oxygen atoms…

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Q: 3. Calculate the vapor pressure of benzene at 50°C using the Antoine Equation. A=15.9,B=2788.5,…

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Q: How many liters of Ferric Hydroxide is produced when 10.5 L of Ferric oxide is pressed into water?…

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Q: For the reaction 2 AB₂(g) + B₂ (g) ⇒ 2 AB3(g) = : 0.225 M, and [AB₂] = 0.495 M. the equilibrium…

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Q: Why are metals commonly white but copper and gold are colored?

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