1000 1500 2000 2500 3000 distance from nucleus (pm) Use this sketch to answer the following questions. What is the most likely distance from the nucleus for an electron in orbital B? Note: your answer must be within 50 pm of the exact answer to be graded correct. 2100 pm List the orbitals in order of increasing energy: Suppose all three orbitals were inner orbitals of an atom. In which orbital would an electron be most effective at screening the charge of the nucleus from the outer electrons? (choose one) Explanation Check

Q: water can react with carbon dioxide to form hydrogen carbonate according to the following chemical e...

A: Given,   mass of H2O = 421 g  volume = 42.5 L temperature = 30.50 C.

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A:

Q: Determine which solvent is best for distinguishing the following pairs of chemicals based on their a...

A: and Both of the compounds are capable of forming hydrogen bonds with water, hence have appreciably ...

Q: Calculate the enthalpy change for the reaction below:

A: Enthalpy of the reaction is equal to the difference between enthlpies of products and reactants.

Q: Determine ∆G° for the reaction 2 NO₂(g) ⇌ N₂O₄(g) if K= 6.94 at 25.0 °C. (R = 8.314 J/mol･K)

A: Relation of gibbs free energy with equilibrium constant is given as:  ∆G = ∆Go + RTlnK  At equilibri...

Q: Using your knowledge of molecular structure, identify the main intermolecular force in the following...

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Q: The vapor-liquid reactive equilibria for ethyl lactate synthesis follows the expression log K = 7.89...

A: The vapour-liquid reactive equilibria equation given is, And temperature = 85.0 oC  

Q: Draw the major addition product for this reaction. Do not include any byproducts formed. (Ainba

A:

Q: The structural formula of benzene is often represented as a

A: Correct option is -C Structural formula of Benzene is contains three double bonds and one ring prese...

Q: order of th

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Q: xylenes (dimethylbenzenes) ortho, meta and para

A: The answer is as follows:  

Q: Balance this reaction.  If a coefficient is one, enter "1" explicitly.   N2+H2 → NH3

A: Concept The Chemical reaction follows the law of conservation of mass. According to the law of conse...

Q: What is an atom

A: An atom is defined as the smallest unit of matter.

Q: 1. Assuming that the fermentation goes to completion, calculate the number of moles, molecules and m...

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Q: 3,369 of dia tome gas occupind dia tomic upled a vo lume 2,00 dm3 orcupies at 'an°c of OC and 150 k ...

A: Using ideal gas equation. calculate the number of mole of the gas. Then by using the given mass of g...

Q: 5. Among many of the drugs studied for the treatment of cancer is the carboxamide derivative Poly (A...

A:

Q: A bomb calorimeter must be calibrated to determine the quantity of heat that will be absorbed by its...

A: Given , mass of benzoic acid = 0.5125 g heat yielded = 22.37 kJ mass of water = 1.500 Kg Change in t...

Q: Cu(OH)2+2Ag = Ag2O+Cu+H20 Name of oxidized element Name of oxidizing agent Name of element reduced N...

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Q: The mass of fuel in an airplane must be determined before takeoff. A jet contains 18695 L of fuel af...

A: The density and volume of fuel is given which can be used to determined the mass of fuel by using fo...

Q: 1. Two cyclic ketones with the chemical formula C2H3O 2. Two enals with the chemical formula CH;O

A: The formula given are C8H8O and C9H8O.    

Q: The combustion of a certain compound has: q = -49 kJ and w = -3.8 kJ. What is ΔE? An Fe piece weigh...

A:

Q: The two spectra below correspond to cyclopentanone and 2,3-dihydro-1H-inden-1-ol (formulas below). W...

A: IR spectroscopy is branch of chemistry in which we deal with stretching and unstretching frequency. ...

Q: 8. As mentioned in exercise 5, carboxamides are compounds used for cancer treatments, and studies of...

A: Here we have to write the intermediate products formed during the given sequence of reactions.

Q: Explain in detail what chemical equilibrium is and how it can be measured experimentally.

A: Explain in detail what chemical equilibrium is and How can be chemical equilibrium measured experime...

Q: en that must be added at 35 C to change the volumetric analysis to 50% of each component.

A: We have, V=3m3 ,P=101kPa,T=35o C+273k=308k,YCH4 =60%100% =0.60YO2 =40%100% =0.40

Q: Determine the order of the reaction and the value of the rate constant. Predict the concentration of...

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Q: Select the factors that influence the rate of a chemical reaction. adding a catalyst to the reaction...

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Q: er first ionization energies?

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Q: 2) Explain how dipole-dipole forces cause molecules to be attracted to one another.

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Q: Aspirin (C9H8O4) may be synthesized by mixing salicylic acid (C7H6O3) with excess acetic anhydride (...

A: Given mass of salicylic acid = 2.0 gram Molar mass of salicylic acid = 138.12 g/mol Moles of salicyl...

Q: : A precipitate of PbI, is formed when 5 mL of 0.012 M Pb(NO,), is added to 5 mL of 0.030 M KI. it w...

A: Molarity of lead nitrate = 0.012M Volume of lead nitrate = 5 mL Molarity of KI = 0.030M Volume of KI...

Q: How much heat must be applied to a 40.2-g sample of gold (s = 0.129 J/(g ∙ °C)) in order to raise it...

A: The amount of heat involved(Q) in heating any substance is given by the relation- Q = mSΔT where, m ...

Q: Determine the structure or possible structures of compounds that correspond to the following IR spec...

A: The structure are as follows:  

Q: relaboratory Assignment:Determining the Solubility Product of Pbl, 1. Silver nitrate is added to a s...

A: AgC2H3O2 <---------> Ag+ + C2H3O2-

Q: H

A:

Q: Under what conditions is N0glg)7 NOG)+NO,g spontaneous?

A:

Q: How many half-lives are required for the concentration of reactant to decrease to 1.56% of its origi...

A: final concentration is 1.56 %  So, initial concentration will be 100 % 

Q: 1) The number with the most significant zeros is A) 250000001 B) 0.00002510 C) 2.5100000 D) 0.025000...

A: solution

Q: De los siguientes compuestos señale los que están correctamente nombrados

A: The names of each compound written below

Q: L. Using Table 1, calculate AH for each of the following reactions. Tell if each is exothermic or en...

A:

Q: 7. Each of the following synthesis will not produce the desired product. Explain the flaw in each sy...

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Q: formation of white precipitate O presence of oxalate ion O addition of potassium permanganate O disa...

A: The analytical chemistry is used to identify the groups, inoragnic groups, functional groups by diff...

Q: For the reaction 2 HC\(aq) + K2SO3(s) – H>O() + SO>(g) + 2 KC(ag) answer the following questions., 1...

A: Given reaction:  2HCl(aq) + K2SO3(s)⇌H2O(l)+SO2(g)+2KCl(aq)  To see mole ratios,  reaction should be...

Q: Calculate the ΔS°rxn of the following reaction at 223°C and standard pressure. =_____J/mol•K

A: The reaction given is,  

Q: The following reaction is important in the manufacture of sulfuric acid: SO2 (g) + 02(9) = SO3 (9) A...

A:

Q: Draw the resosnance structures of the given charged molecule

A: given,

Q: A precipitate of PbI, is formed when 5 mL of 0.012 M Pb(NO,), is added to 5 mL of 0.030 M KI. It was...

A:

Q: Which description is true about the organic compounds?   Question 6 options:   Most organic compou...

A: To identify the correct statement about the organic compounds.  

Q: 3.2.3 (only calculate the vapor pressure). What nighttime air temperature is required for dew to for...

A: The dew point is the temperature to which air must be cooled to become saturated with water vapor as...

Q: The vapor-liquid reactive equilibria for ethyl lactate synthesis follows the expression log K = 7.89...

A: The vapour-liquid reactive equilibria equation given is, => log(K) = 7.893 - 2.4312 × 103T And te...