2.8 Which neutral atom has the same electron configuration as the nitrogen ion?

Q: If the ?a of a monoprotic weak acid is 4.6×10−6, what is the pH of a 0.12 M solution of this acid?…

A: pH of a weak acid is calculated as:

Q: As exact conversions, the following information is known: 1 mile = 5280 ft. 12 in. = 1 ft. 3 ft. =…

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Q: QUO Bey, H₂O H₂O. Fer(90) HON/KON H/Pd/BaSO, ₂01 Pleset Hal

A: Ruff Degradation Aldose is reduced in length by one carbon. Aldehyde is selectively oxidized to a…

Q: 1. If 8.5 g of pure ammonium phosphate, (NH₂),PO,(s), is dissolved in distilled water to make 400 mL…

A: Dear student , since you have posted multiple questions we are allowed to solve only first question…

Q: To what volume should you dilute 54 mL of a 13 M stock HNO3 solution to obtain a 0.106 M HNO3…

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Q: Br Mg, 1. CO₂ 2. H3O+ 형 'N H 1. NaOH 2. MeBr

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Q: A student wants to calculate the molarmass for compound X by using the universal gas constant…

A: We can determine the molar mass using the following formulab for ideal gas equation PV=nRT  =>…

Q: Hydrated coppper (II) sulfate is heated, how do you know when the dehydration is complete? Group of…

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Q: - a laccd X tab s lock IF McGra X A ALEKS X A ALEKS X…

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Q: For 490.0 mL of a buffer solution that is 0.185 M in CH3CH₂NH₂ and 0.135 Min CH3CH₂NH3C1, calculate…

A: This is an basic buffer solution with amonium ion salt and amonia base

Q: If you convert the 3-D structure below to its Fischer projection, which structure is it? COOH HOH₂C…

A: Priority direction around chiral carbon is anti clock wise then assign S configuration

Q: Which is the least stable conformer of pentane? H. H H H CH₂CH₂ H CH3 AMA CH₂CH3 H AYA RAT FIR AYA…

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Q: What is the reagent for the following reaction? O Nickel, Pd OH₂, Lindlar's catalyst ○ Na in liquid…

A: Alkynes are reduced to trans-alkenes by using sodium dissolved in ammonia solvent. Na radical…

Q: What of the following options describes the term "pH and pOH"? O a. The negative logarithm (base 10)…

A: •pH=> it is a scale to determine the concentration of H+ ion. •pOH=>It is a scale which…

Q: Identify the missing reagents * A B A H2, Pt Br. u 10 ·} | . Br2, Heat (₂) E Br2, dark O O O Br HBr…

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Q: H3C CH3 CH3 H3C H3C LOCH 3 н H CH3 Lou ОН H3C H3C OCH 3 H₂CCN CH3 CN

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Q: Supply the IUPAC name of the following structure. Type your answer on the blank. COOH H₂N CH₂CH₂CH3…

A: In the given compound :-

Q: After 40.0 days, how much Ac-225 remains if the starting mass was 94.0 g? Ac-225 has a half life of…

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Q: H2, Pt Br2, Heat A 20 e Br2, dark Br C D B E l BH3, HBr H20, H+ H202, HO- Br x CH H2. HBr, Lindlar…

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Q: Practice problems - syntheses that could be performed using LAH or DIBALH reductions of esters or…

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Q: Join In (1) • Which of the following molecules would not yield the desired organolithium reagent…

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Q: A gas has a pressure of 645 Torr at 128 °C. What is the temperature in Celsius if the pressure…

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Q: Of the two compounds shown below, one is slightly soluble in water and the other is insoluble in…

A: Polar species likes to dissolve in polar solvent.  In other words like dissolves like.  Non polar…

Q: Enough of a monoprotic weak acid is dissolved in water to produce a 0.0104 M solution. The pH of the…

A: Given, pH of the solution is 2.63 and the concentration is 0.0104M We can determine the Ka using the…

Q: Fill in the Molecular Orbital Energy Diagram for the diatomic molecule Li2. E lithiumA 2s — 1s. MO's…

A: To fill the molecular orbital diagram for Li2 molecule.

Q: CH3 c. CH3CH₂ CH3 d. CH3CH₂ H b. CH3CH₂ CH₂CH3 CHCH3 CH3CH₂ slucens CHCH₂CH3 T CH3 CH3 H 11.50 Which…

A: Cis : same groups/atoms same side of plane of double trans: same groups/atoms opposite side of a…

Q: ma-Q 1) NaH 2) H₂O -XX OH (c) (d) H₂N NO₂ HS. H NO₂ hint: consider that NO₂ can stabilize an…

A: This reaction follows Cyclization Reaction. In the first step Strong Base NaH abstracts proton. Then…

Q: QUESTION 7 Give the structure of the product of the following reaction: acid catalyst H₂C=CH₂ + H₂O…

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

Q: HBr

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Q: A solution containing a mixture of the compounds X and Y had an absorbance of 0.736 at 443 nm and an…

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Q: If 5.00 g of aluminum is used to produce 90.1 g of sodium aluminum sulfate dodecahydrate, what is…

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Q: In the diagram below, label each molecular orbital (MO) for N₂. nitrogenA 2p- 2s 1s MO's nitrogenB…

A: Since, Molecular orbital diagram represent the arrangement of electron in the molecule in its…

Q: How would you calculate the mass of the ice that melted during the experiment (in grams).

A: This question has two approaches of answering. One is by conventional method of equating sum of all…

Q: The pH of an acidic solution is 3.67. What is [H⁺]?

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Q: A molecule that does not contain a polar covalent bond is CO O BrF O Cl₂ O HI X

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Q: You are asked to complete the weekly StrongPak Scan. It contains several loose pills, unwanted bulk…

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Q: It was found that 8.50 mL 0.2016 M HCl was needed to completely react with a 0.200 g sample…

A: The balanced equation for the reaction of HCl(aq) and Na2CO3(aq) is: 2HCl(aq) + Na2CO3(aq)  →…

Q: The following Lewis diagram represents the valence electron configuration of a main-group element.…

A: Valence electrons  The number of electrons present in the outermost shell of the atom are called as…

Q: Which of the following compounds has carbon in the highest oxidation state? A OH B C OH D H E F

A: Oxidation state of an atom= no of valence electron- no of lone pair electrons -half of bonding…

Q: (a-c) (d-e) (f-g) ?? H2O, H+ КОН SKC H2O HBr ?? HIO4 .....H -OH H₂CRO4 Н, CH3Br

A: Epoxides on hydrolysis give alcohols and alcohols on oxidation give carbonyl compounds.   Note:…

Q: Which of the following has the highest total number of atoms? Select one: a.2.6 moles of Ca(OH)2…

A: 1 mol  = 6.022 × 1023 atoms

Q: BALANCE THE REDOX EQUATION IN BASIC SOLUTION CN- + MnO4 → CNO- + MnO₂

A: In balanced chemical equation number of atoms of each species are equal on both reactant and…

Q: 2. What is the molecular formula of your mononitrated reaction product? 8. Based on all of the data…

A: Benzene undergo Electrophilic substitution reactions in which H of benzene ring is replaced by…

Q: Identify the substances that are oxidized and reduced, and indicate which is the oxidizing agent and…

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Q: The formal charge is the "charge" an element would have in a molecule or ion if all of the bonding…

A: Let us discuss the Lewis structure and find out the formal charge of selenium.

Q: You are working as an intern in a biochemistry lab. Your advisor just isolated an enzyme and asks…

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Q: A producer applies 560 lbs of 30-10-18 fertilizer to a 1 acre field. How many lbs. of P2O5 were…

A: We are given, 560 lbs of fertilizer (NPK) in proportion 30-10-18. lbs of P2O5 used = ?

Q: using any necessary reactants and reagents, propose reasonable syntheses of the following compounds…

A: The final product is formed by various steps as follow:

Q: Potassium manganate, K2MnO4, is a green-colored crystal that serves as an intermediate in the…

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Q: has a molar mass of 99.0 g/mol. Analysis of a sample shows that it contains 24.3% c and rest is…

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Actinides

The elements in which the extra electron tends to enter the 5f-orbitals of (n–2)th main shell are considered 5f-block elements. They are also named actinides. Actinides include 15 elements, from atomic number 89 to 103.