Why is the ion of lead found in both Group 1 and Group 2? Please have an in-depth explantion thank you.

Q: Describe the what happens (in atomic structure) when cardinalium-100 (made up element) undergoes the…

A: The Answer to the following question is-

Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into…

A: To answer: Is the reaction exothermic or endothermic? Does the temperature of the water bath go up…

Q: Trial 1 2 3 4 Initial [A] (mol/L) 0.10 0.20 0.10 0.20 Initial [B] (mol/L) 0.10 0.10 0.30 0.10…

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Q: A 12.00 g sample of MgCl, was dissolved in water. 0.2500 mol of AgNO3 was required to precipitate…

A: Magnesium chloride reacts with silver nitrate to form a precipitate of silver chloride and a…

Q: How many moles of an ideal gas occupies a volume of 25 L at a temperature of 300C and a pressure of…

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Q: - Consider the reaction shown. 4 HCl(g) + O₂(g) →→→ 2Cl₂(g) + 2 H₂O(g) Calculate the number of grams…

A: We are given the reaction, 4HCl  +  O2  → 2Cl2  +  2H2O amount of HCl = 0.225 moles, with excess O2.…

Q: Determine the order of the reaction for [H+]

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Q: A decongestant which is used to treat tough chest and clogged nose. Analysis shown that it contains…

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Q: Bromine monochloride is synthesized using the reaction Br₂(g) + Cl₂(g) 2 BrCl(g) Kp = 1.1 x 104 at…

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Q: A solution is made containing 20.6 g phenol (C6H5OHC6H5OH) in 460 g ethanol (CH3CH2OHCH3CH2OH). a.…

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Q: What is the name of the compound with the formula K₂CO3 ? What is the name of the compound with the…

A: 1) K2CO3 ---------- The given compound contains K+ as a cation and CO32- as an anion. The oxidation…

Q: The concentration of hydrogen peroxide in a solution is determined by titrating it with a 0.1944 M…

A: In this reaction, 2 mole permanganate ion (MnO4-) react with 5 mole hydrogen peroxide (H2O2).…

Q: 8. Give the formulas and names of the soluble and insoluble products that form when aqueous…

A: Double displacement reaction: A double displacement reaction is a type of reaction in which two…

Q: Table 5: Mass and Volume Measurements for Unknown Metal Initial volume of water in graduated…

A: First we need to calculate density of metal from each 3 trials using the formula  Density = Mass /…

Q: The average time it takes for a molecule to diffuse a distance of x cm is given by t = 2D Assume…

A: The average time to take diffuse is = x22D The diffusion coefficient for glucose is = 5.70×10-7 cm2s…

Q: Recommend a specific cation for the quantitative precipitation of carbonate ion and justify your…

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Q: 2A1: Utilize the three questions of isomerism (Same MF? Superimposable? Differ by atom connectivity,…

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Q: When 651 mL of a solution that is 1.55 Min NO3 reacts with excess Cr(OH)3 solid, how many moles of…

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Q: 20 liter container is filled with pure acid. five liters of the mixture are drawn off and replaced…

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Q: Macmillan Learning 1 What is the maximum mass of Sg that can be produced by combining 87.0 g of each…

A: Given, 8SO2 + 16H2S ----> 3S8 + 16 H2O mass of SO2 react = 87.0 g mass of H2S react = 87.0 g…

Q: - Determining the volume of base needed to titrate a given mass... A chemistry student weighs out…

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Q: The hardness of water (hardness count) is usually expressed in parts per million  (by mass) of…

A: The hardness of water is usually expressed in parts per million of CaCO3 . The hardness count of…

Q: Question 3. 6.8 mL of 2.5 M CH3COOH (acetic acid, commonly known as vinegar) was added to make a 3L…

A: we need to determine the acetate ion concentration in mg/L, ppb, and M. Given that 6.8 mL of 2.5 M…

Q: Write and Balance: Hexane (C6H14) burns in oxygen (02) to form carbon dioxide (CO2) and water (H20)…

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Q: 5.) What volume in mL of a concentrated solution of NabH (6.0M) must be diluted to 200 mL to make a…

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Q: 6.) Calculate the concentration (N) of arsenic acid (H₂A504) in a solution if 25mL of that solution…

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Q: (h) or greater is achieved. (Fill in the A baseline separation is seen if a resolution of blank).…

A: To find out the resolution at which the base line separation can be achieved and to find out the…

Q: pes of electromagnetic radiation are listed in the table energy per photon. For example, select "1"…

A: The electromagnetic spectrum is the range of frequencies of electromagnetic radiation and their…

Q: Entropy changes: Consider samples of 1 mol of N₂(g) at 300K and 1 mol of O₂(g) at 200K. The same…

A: a) Entropy of a system is the measurement of randomness of that particular system. On applying heat…

Q: Propylene is burned with oxygen gas to form carbon dioxide and water vapor. If 30 kg of propylene is…

A: Combustion reactions are defined as the reactions in which compound reacts with oxygen to give…

Q: The figure below shows a portion of a GC chromatogram for a mixture of two aromatic compounds…

A: To find out the selectivity factor for the separation of A and B for the following chromatogram.

Q: What is the concentration of a solution made by diluting 15 mL of 6.0 M HCl to a final volume of 750…

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Q: List the physical processes involved in oil refining. b). Explain the chemical processes used in…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: 2. Place 3 mL of cupric sulfate solution in a test tube and drop a clean iron nail into it. Allow to…

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Q: Ⓒ Macmillan Learning If 7.50 g of CuNO, is dissolved in water to make a 0.620 M solution, what is…

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Q: The rate constant for a second-order reaction is 0.54 M-1s-1. What is the half-life of this reaction…

A: Here given----- Rate constant (K) = 0.54 M-1s-1 Initial concentration (a) = 0.27 M Half life (t1/2)…

Q: Give the possible values for ml if n=4 and l=2. What type of orbital is associated with these…

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Q: How did it became a amino and show solutions

A: Amines also called "amino" functional groups are organic compounds having either a primary amine…

Q: 2. Transfer 1 g of Potassium Chlorate into a dry test tube and heat over the flame. Thrust a glowing…

A: When potassium chlorate (KClO3) is taken in a dry test tube and  heated it decomposes to form…

Q: Using Maxwell relations we can obtain the following useful information O At constant pressure, the…

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Q: Determine the mass (in grams) of xenon that contains: a) 6.96 moles of Xe b) 2.74 × 1024 Xe atoms

A: Since, Moles is the ratio of mass to the molar mass of the atom or molecule. Thus,

Q: Indicate the number of protons, neutrons, and electrons in 16S. 33 S. Part 1 of 3 How many protons…

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Q: Gaseous hydrogen and oxygen can be prepared in the laboratory from the decomposition of gaseous…

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Q: 2. How many mi ut HNO3 concentrate are needed to prepare 250 ml of solution, the percent by volume…

A: %V/V    = (volume of solute/volume of solution)x 100 Means 4 ml of HNO3 is present in 100 ml of…

Q: 2.) How many mi ut HNO3 concentrate are needed to prepare 250 ml of solution, the percent by volume…

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Q: A buffer is prepared by mixing 16 mL 1M CH3COONa and 4 mL 1M CH3COOH pKa = 4.74. Determine the pH…

A: Initial no. of millimoles of CH3COONa = ( 16 × 1) = 16 millimoles Initial no. of millimoles of…

Q: The Keq for the reaction:  A + B ↔ AB is 2.16 What is the Keq for 2 A + 2 B ↔ 2 AB

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Q: You have been tasked with determining the wastewater solids generated by a community. To determine…

A: To determine the concentration of TS, TSS, VSS, FSS and TDS in mg/L

Q: The figure below shows a portion of a GC chromatogram for a mixture of two aromatic compounds…

A: To find out the retention time for component A and B given the following chromatogram.  The…

Q: What is the main difference between lonic and Covalent Bonds? How does that affect the compound's…

A: In a covalent bond, the partners share a pair of electrons; in an ionic bond, one partner accepts…