Chemical Engineering (10) 3.6 What is the irradiation time needed to produce 90% of saturation activity of 198 Au, by irradiating 197 Au in a nuclear reactor at constant power? 198 Au half life=2.27 days.

Q: A water-soluble salt formed by Hg2+ and  chlorate 106.49 g was dissolved in a solution containing…

A: The reaction is,Hg(ClO3)2(aq)+Na2S(aq)→       HgS(s)↓              +   2NaClO3(aq)…

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A: A 0.0200 gram blood sample containing Pb was estimated with the help of lead complexing agentby…

Q: A Write the X notation for each atomic depiction: Z (a) 6e¯ 6p+ 7nº 00 (select)

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Q: Conside 'pothetical chemical reaction: A+B C+D (In this equation A, B, C and D stand for some…

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Q: A 5.00 M NaCl “stock” solution is available. How would 300 mL of a 0.100 M NaCl solution be…

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Q: You may refer to the states of matter when considering the answer to this question. 4 2 5 3 b Some…

A: In thisquestion, we have to select the Processes which are endothermic. To convert one state to…

Q: A copper sulfate solution is electrolysed for 30 minutes using platinum electrodes. 0.010mol copper…

A: Electrolysis is defined as a process by which a compound gets dissociated by passage of electricity.…

Q: Consider this reaction: CICH₂CH₂Cl (g) → CH₂CHC1 (g) + HCl (g) At a certain temperature it obeys…

A: Given: Initial concentration of ClCH2CH2Cl = 0.410 M Time = 5.50 seconds

Q: Titration of isoleucine by a strong base, for example NaOH, reveals two pk's. The titration reaction…

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Q: If 4.8 x 10² g of NOBr (109.91 g/mol) decomposes in a 2.0 x 10² mL flask in 6.0 minutes, find the…

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Q: At a certain temperature this reaction follows first-order kinetics with a rate constant of 0.0156…

A: First-order reaction: The rate of the first-order reaction depends only on one reactant. According…

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A: Given compound: We have to write the chemical formula of the compound and find the functional group…

Q: B. A 1.0-mol sample of an ideal gas is kept at 0 °C during an expansion from 0.003 m³ to 0.01 m³.…

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Q: Consider two experiments, with identical conditions except for one experiment contained a catalyst.…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: 1. Write the ionic equation. Identify the spectator ions. Write the net ionic equation. a) Ca(OH)2 +…

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Q: 1. Below is a biopolymer. State what type of biopolymer it is and the name of what type of covalent…

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Q: Which of the following alk isomers?

A: Stereochemistry is branch of chemistry which show arrangement of atoms in molecule in three…

Q: Carbon disulfide is prepared by heating sulfur and charcoal. The chemical equation is…

A: Given -> S2(g) + C(s) -----> CS2(g)  Kc = 9.40  Initial moles of S2 = 10.7 mole  Volume= 6.10…

Q: Give the name, atomic symbol, and group number of the element with Z = 20. Then classify it as a…

A: Some elements with their atomic number(Z) ;  1- H…

Q: A piece of a newly synthesized material of mass 25.0 g at 80.00°C is placed in a calorimeter…

A: Dear student since you have posted multiple questions we will solve the first question for you if…

Q: elow are four molecules and compounds. Choose the statement elow that best describes these four. D…

A: We have given four molecules and we are asked to identify that which molecule is covalent and which…

Q: If you had a 0.10 M solution of each of the following organic acids: Acetic Acid Ka=1.8x10-5 Citric…

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Q: A 0.311 g of antacid was neutralized with 50.0 mL of 0.102 M HCI. Calculate the neutralizing…

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Q: 00 E17D.2(b) The rate constant for the decomposition of a certain substance is 2.25 × 10-2 dm³…

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Q: what are the methods used to reduce the incidence of acid deposition and photochemical smog; e.g.,…

A: Several methods are now adapted to reduce the incidence of acid deposition and photochemical smog…

Q: What is the pka of the indicated hydrogen? H + CI

A: pKa is a number that describes the acidity of a particular molecule. It measures the strength of an…

Q: For the reaction Ca(s)+Cl2(g)→CaCl2(s) calculate how many grams of the product form when 21.4 gg…

A: Given reaction is Ca(s)+Cl2(g)→CaCl2(s) We have to calculate how many grams of CaCl2  form when 21.4…

Q: What is the most probable identity of the element X wb symbol is shown below?

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Q: Initial-rate data at a certain temperature is given in the table for the reaction SO₂Cl₂(g) → SO₂(g)…

A: We can calculate the rate constant by using rate law equation.

Q: For the following initial and final states shown below in the diagram, a transition occurs involving…

A: When an electron jumps from lower shell to higher shell, then it absorbs energy in the form light.…

Q: A neutral atom has the following electron configuration: 1s²2s²2p 3s²3p² What is the chemical symbol…

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Q: Carbon and oxygen combine to form carbon dioxide. A chemical equation you might write for this…

A: A process in which reactants are converted into products is known as a chemical reaction.

Q: A mercury manometer is used to measure pressure in the apparatus to the left. Calculate the pressure…

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Q: 1. How many GRAMS of phosphorus are present in 1.59 moles of phosphorus trichloride ? grams. 2. How…

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Q: TRY THIS PRACTICE EXERCISE. Balance the equations below. A. _NaNO₂+ PbO → Pb(NO₂)2 +_ Na₂O B. _CasP₂…

A: Balanced chemical equation: Balance chemical equation is the reaction in which number of atoms of…

Q: ex Calculate and for the particle in a 1-D box of length L described by: 4(x)=√√(7) sin()

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Q: Determine the kinds of intermolecular forces present in each element or compound. N2 CO CCl4 NCl3…

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Q: Write out all the steps in the mechanism of this electrophilic aromatic substitution reaction.…

A: Electrophilic aromatic substitution reactions are those in which an electrophile attacks an electron…

Q: R -sh Question (LY A rigid vessel of volume 0.2m³ contains nitrogen at 0.1MPa and 15°C. If 0.2 kg of…

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Q: 3 2 1 0 -1 -2 0.00086 0.00088 0.0009 Arrhenius Plot 0.00092 0.00094 0.00096 0.00098 0.001 0.00102 B.…

A: Below are the required data:

Q: Why can’t traditional ClOx catalytic chemistry explain the Antarctic ozone hole? What reaction cycle…

A: Introduction: The ozone layer is present in the stratosphere (upper air layer of the earth) and…

Q: CI- H C CH3 CH3

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Q: Question 2 You are trying to maximize yield in the following reaction. Give three ways that you can…

A: We are given a reaction at equilibrium and we need to discuss what changes to be done on equilibrium…

Q: Draw ALL chemically reasonable Lewis structures (including resonance structures) of 5O2F2 having S…

A: To draw the Lewis structure of SO2F2 having 'S' as the central atom .

Q: The point group to which the water molecule, H₂O, belongs is C2v. The four associated symmetry…

A: To define the rotation matrix give as follows: R = Rz(π2) That is for C4 axis of rotation.

Q: Put these elements in order from the smallest atomic radius to the largest atomic radius: hiumlium…

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Q: Rank the following in increasing (smallest → greatest) order of electronegativity: Magnesium (Mg),…

A: ANS. As we move left to right in periodic table electronegativity increases because nuclear charge…

Q: Question 3: What is the main organic product of the reaction in Figure 3? [Generate a SMILES…

A: Alkynes can be defined as organic compound that contain triple bond between carbon atoms.We have…

Q: Enter full electron configurations for each of the following ions. F− Express your answer in…

A: Atomic number of fluorine is 9 but since it has a negative charge so the atomic number of fluorine…

Q: True or False? Left hand side (LHS) will be the anode of this system. Cu 0.001M CUSO4 True False DVM…

A: An electrochemical cell in which the two electrodes are the same but the concentrations of these two…