Write the electronic configuration for the following elements and ions: (Use of noble gas shorthand is allowed) Element/lon strontium Electronic Configuration silver phosphorus nitride ion

Q: Dilution of Solution Use the correct Significant figures and Solve the following problems…

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Q: Compound X, C24H36B1204, reacts with excess H2/Pd to give C24H46B12O4. Compound X has rings and…

A: Molecular formula of reacts= C24H36Br2O4 Molecular formula of product = C24H46Br2O4

Q: 1. When a mole of metal oxide decomposes, enthalpy change is positive. What de it tell you about the…

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

Q: What characteristic charge do atoms in the third-to-last column of the periodic table have when they…

A: We will explain this statement with the help of morden periodic table.

Q: What is the major final product from the following reaction sequence? H2. Pd/Caco,. Pb(OAc)2 Br2 LDA…

A: In this question we have to tell the product of the reaction.

Q: [1] TRUE OR FALSE The higher the percent conversion of a reaction, the lower is the temperature of…

A: The rate of a reaction is directly proportional to the temperature of the reaction. The higher the…

Q: N2 (g) + 3H2 (g) NH3 (8) AH is negative From the given reaction at equilibrium above, use Le…

A: Equilibrium is a condition that occurs when a chemical reaction is reversible, and the forward and…

Q: Calculate the pH of a 0.10 M acid H2ASO4  if its Ka = 5.6 x 10ˉ⁸?

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Q: Which statement is FALSE for indicators? Group of answer choices The pH range over which an…

A: The false statement along with explanation is given in the following step.

Q: (a) . Draw and discuss the current vs. potential relationship for the reduction of metal ion in…

A: To reduce migration current  supporting electrolyte is used

Q: How

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Q: 3 (i) In the HakEr process for the production of ammonia, the following reaction occurs: N2 (g) +…

A: At equilibrium, the rate of the forward and the reverse reaction is the same and the concentration…

Q: An unknown sample containing mixed alkali (NaOH, NaHCO3, or NazCO3) was analyzed using the double…

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Q: 2. Answer All Parts (a) For the following compounds, indicate whether the atoms, groups or faces…

A: Topicity refers to relationship between the substituents present within the same asymmetric center…

Q: 3. Calculate reaction AH°xn and reaction AU°, rxn for the reaction: TiCl4(1) + 2H2O(1) → TIO2(s) +…

A: Given reaction is :  TiCl4 (l) + 2H2O (l) ------> TiO2 (s) + 4HCl (g)  Calculate the standard…

Q: If the leg is broken, it is gently bent and suspended with a piece of cloth Choose The effects of…

A: Q1) If the leg is broken it shouldn't be bent because it will cause more pain and swelling and also…

Q: One electrochemical technique involves first depositing an analyte on the surface of an electrode,…

A: The correct answer is Option (E) Stripping Voltammetry

Q: 36. Draw the products and mechanism of the following reaction: -Cl HO. Answer:

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Q: (c) Construct Ilkovic equation for the mean rogradiffusion current in polarography from Cottrell…

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Q: 5 (a) Define an acid and a base according to BronstedLowxx An acid is: A base is: (b) Explain the…

A: 5(a) According to Bronsted-Lowry concept -  An acid is a proton donor substance.  A base is a proton…

Q: Chemical properties of materials include

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Q: 4. From the following data at 298.15 K as well as the data tables (see file below), ΔΗ reactic (kJ…

A: We use the formula below to find the standard enthalpy of reaction, ∆Horeaction.  ∆Horeaction =…

Q: Draw the Lewis structure of formaldehyde (H,CO) and then determine if th molecule is polar or…

A: Polar molecules are the molecules having net dipole moment and non polar molecules have zero dipole…

Q: The equilibrium mixture is found to contain 0.07, 0.11, 0.03, and 0.03 moles of CO, H2, CH4 and…

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Q: 17) A coffee-cup calorimeter is filled with 200.0 mL of water at 22.1 °C. A piece of metal at 48.6…

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Q: Question 9 If reaction Pathway A is carried out at high temperatures, a trisubstituted product…

A: (9)Product (D) is the possible trisubstituted derivative among all the given substance because Br is…

Q: A solution of HA (0.197M; 81.7mL; Kp =5.5E-7) is titrated with 0.4334M KOH. Determine the pH at the…

A: pH of solution at different points can be calculated using Henderson hasselbalch equation.

Q: 1e) Carbon 14 (C-14) is an isotope of carbon that contains? More protons than Carbon-12. More…

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Q: 2800-3000 9. rcle the chiral carbons in this molecule: CI H-C CH. Br Ci 10 These two structures,…

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Q: covalent (molecular) compound?

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Q: rush pls answer will upvote!!

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Q: 1) The most stable chair confirmation of

A: Here we are required to find the most stable chair conformation of trans 1-isopropyl…

Q: An unknown sample containing mixed alkali (NAOH, NaHCO3, or NazCO3) was analyzed using the double…

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Q: How many moles of He(g) are in a 5.00 L tank at 30.0 °C and 650 Torr? moles 1 4 6 C 2.

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Q: ulate the value ol KC Ior ne reaction: PC|3 (g) Cl2 (g) AH = Positive PCI5 (g) + Given that when 8.4…

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Q: ge transformation. s well as q, w, AU

A: Given: Temperature rise is 80oC CV,m=3/2 R at 20oC

Q: A student is conducting molecular weight determination of an unknown diprotic acid. He first…

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Q: Which element is in excess?

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Q: Choose the nido borane cluster from the following A) BH12 2- B) B„H" C) C̟B1,H10 D) C,B,H,

A: There are various types of borane structure-  1- closo borane 2- nido borane 3- arachno borane 4-…

Q: 2. A carbonate buffer of pH 10 is needed by a chemist. How many grams of Na,CO, is needed to…

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Q: -H

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Q: Select the statement that is true about equilibrium reactions. large value for K (K » 1) indicates…

A: The equilibrium constant is the ratio of the concentration of products to that of reactants each…

Q: explaining

A: Bioactive compounds are the compound that have various actions in the body which promotes good…

Q: Predict the order of bond angles in nitronium ion (NO,*), nitrite ion (NO,) and nitrogen oxide…

A: We need to find the order of bond angle

Q: Which are TRUE for the use of indicators with dichromate?  I         Dichromate is orange and…

A: Ans- A.I and II

Q: (b) 1. SOCI2 H. OEt ОН 2. NaN3, heat 3. ELOH i) draw the products after the first and second step…

A: The first step is the conversion of carboxylic acid to acyl chloride by reacting with thionyl…

Q: The molecular formula CzH40 can be converted into three-line bond (Kekulé) structures that are…

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Q: Draw the major product of this reaction? ? one equivalent Br2 Br (A) (B) Br Br Br (C) (D)

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Q: Which are TRUE for the use of indicators with dichromate? Dichromate is orange and changes color to…

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Q: Starting with 0.750 L of a buffer solution containing 0.30 M benzoic acid (C6H5COOH) and 0.35 M…

A: pH = pKa+ log(A-/HA) pH = 4.20 + log(0.35/0.30)=4.26694 after adding mmol of HCl = MV = 340*0.35 =…