3. The following energy levels were recorded for a sodium atom: Orbital Energy -8.235 x 10-19 J -4.870 x 10-19J 3s Зр Calculate the energy of a photon needed to cause an electron in the 3s orbital to be excited to the 3p orbital.

Q: Write the structural formulas corresponding to the IUPAC name: 4-isobutyl-2,5-dimethylheptane

A: The structure of an organic compound is written in the following steps: Determine the number of…

Q: The specific heat of liquid mercury is 0.140 J g C-1. How many joules of heat are needed to raise…

A: Given, Specific heat capacity of liquid Mercury (Cp) = 0.140 J/g.°C Mass of Mercury (m) = 16.94 g…

Q: HC=CCH,CH, CH,CH=CHCH, CH3CH2CH2CH3 С. d. HCI, H2O, H2S e. CH3CH2CH3, CICH2CH2OH, CH3CH2OH

A:

Q: Give the IUPAC name

A:

Q: Determine the coordination number for [Ni(en)3]SO4. Enter your answer as a number What is the…

A: Determine coordination number and oxidation number of Ni in the given complex---

Q: 2. ACIS(g) → ACI3(g) + Cl2(g) AH = ? Given: A4(s) + 6CI2(g) → 4ACI3(g) AH = -2439 kJ 4ACI5(g) →…

A:

Q: Give the clear handwritten answer...

A: GIVEN:-

Q: H. OH CH3 1. H3C H3C CH3 and H. OH H3C. CH3 2. Hзс CH3 HO and H. H3C. CH3 CH3 HO HO. H. and 3.

A: As there occurs change in the stereocenter of the optically active structures, despite of the change…

Q: A given ligand is tetradentate. If a transition metal cation complexed (coordinate covalently…

A: Here we are required to find the coordination number of resulting hypothetical complex ion

Q: 6. A block of copper of unknown'mass has an initial temperature of 98.6 °C. The copper is immersed…

A: 6) Given, For Copper (Cu)  mass of Copper block (mCu) = ? Specific heat capacity of Copper (CCu) =…

Q: A 6.91 mol sample of ethylene is burned in a bomb calorimeter that has heat capacity of 348.0 J C-1.…

A:

Q: In a damp climate, sodium sulfide has a strong “rot- ten egg" smell, characteristic of hydrogen…

A: Hydrogen sulphide is a colourless, flammable, extremely hazardous gas with a “rot- ten egg” smell.

Q: Answer the questions about Resorcinol. 1. Draw the structure of organic compound assigned to you…

A: Since you have asked multiple questions with multiple sub-parts, we will solve first three sub-parts…

Q: One Erlenmeyer contains 50 mL of 0.1 M Na2CO3 solution, the other Erlenmeyer contains 50 ml of 0.1 M…

A: Here we have to determine the volume of HCl solution of 0.1M needed to react with 50 ml of 0f 0.1 M…

Q: Which of the following reactions give the products shown under E2 conditions. Mark all correct…

A:

Q: What species is the oxidizing agent in the reaction below? CIO + Cro, → CI¯ + CrO, 2- CI CrO, а. с.…

A: Oxidising agent: those species reduces itself and oxidise others are called oxidising agent.

Q: 3. A student obtained the following data for a sample. The sample dissolved in water The sample…

A: A bond is defined as the attractive forces which holds two or more atoms together in stable molecule…

Q: 6. Describe each variable of the equation below: AHrxn = E(Hproducts)-E(Hreactants)

A:

Q: name the products of the acid hydrolysis of methyl hexanoate

A: By the Acid hydrolysis of methyl hexanoate formed hexanoic Acid and methanol

Q: Nanomaterials provide various applications that can benefit humans. Are there possible disadvantages…

A: As we know that Nanomaterials are very useful for humans , these are useful in different forms as a…

Q: In the reaction H2O2 (aq) --> H2O (l) + 1/2 O2 (g) the initial concentration of H2O2 is 0.2546 M,…

A:

Q: A system absorbs 1.66E2 kJ of heat and the surroundings do 1.032E2 kJ of work on the system. What is…

A: We have to predict the change in internal energy of system.

Q: Given the below [S] and V determine Km, Kcat and Vmax (E] =3.8e M. Attach spreadsheet. [S] V 1.25…

A: It is example of enzyme kinetics we are required to determine Vmax ,Km, Kcat for the given data

Q: 1. What is the molarity of 1.28 mole of Ca(NO,), dissolved in 1.50 L of B.Molarity solution? 0 21OMA…

A:

Q: An argon laser emits photons at a wavelength of 610 nm. c = 3x108 m/s h = 6.6x1034 J/s 1 nm = 109 m

A: What is the frequency of this radiation?

Q: QUESTION 7 Which of the following hexachlorocyclohexanes is the least reactive in an E2 reaction? CI…

A: The hydrohalogen elimination takes place through 2 mechanism generally-  1- E1 elimination 2- E2…

Q: Question 2 Only one of the statements below is correct; which one? O Two solutions are hypotonic…

A: In this question, we have to choose the statement which is given correct. Isotonic solution:…

Q: The nickel level in a soil sample was determined using AAS. A 3.0 g sample was dissolved in acid and…

A: It is application of lambert beer Law Here we are required to find the mass of nickel in mg

Q: What is the major product of the following reaction? Br Br Br IBr С. D. Е. A. В. Br Br What is/are…

A: GIVEN:-

Q: 30.00 g of phosphorus pentachloride reacted with 10.00 g of water according to the following…

A:

Q: What intermolecular forces are present in each of the substances? Drag each item to the appropriate…

A: There are various types of intermolecular forces present among the molecules-  1- dispersion force…

Q: Write the dissociation equation and Ka expression for the weak acid, H2CO3.  a) Dissociation…

A:

Q: d. After subtracting 2 electrons per is e. The number of electrons needed atom in the molecule is f.…

A: In NH₄⁺ ion, N atom forms 4 N-H bonds and thus it has 8 electrons in its outermost shell.…

Q: Consider the equilibrium H2(g) + I2(g) double arrow 2HI(g), what will happen if total volume…

A: Given reaction is :  H2 (g) + I2 (g) <--------------> HI (g)  What will happen if total volume…

Q: 6. 5. 4. CH OH H3C. CH3 H2C CH3 CH3 CH3 CH3 HO CH3 H3C

A:

Q: calculate the % yield of preparation of 2-aminobenzoic acid: mass of phthaliamide = 2.95g mass of…

A: In the  question two mass of 2-aminobenzoic acid is given. Hence, the individual percent yield is…

Q: Discussion 1. Why Aniline point adopted a rough measure of the content aromatic? 2. Useful Aniline…

A:

Q: The endothermic process is described in the following, except: energy lost by substance energy…

A: Processes can be classified into two types based on energy chanes taking place  Endothermic process…

Q: Question 2 Only one of the statements below is correct; which one? O Two solutions are hypotonic…

A:

Q: 2. Sodium nitrate decomposes into sodium nitrite and oxygen gas with heat. When 0.123 g of sodium…

A:

Q: For the following endothermic reaction system at equilibrium: 2503(g) 2 2502(g) + O2(g) Choose the…

A:

Q: 4- Propose a structure that is consistent with each set of 'H NMR data. IR data is provided for some…

A:

Q: INTERACTIVE EXAMPLE Nuclear Binding Energy II Calculate the binding energy per nucleon for the Fe…

A:

Q: 2. H,O' workag HKI cat. NalOAch (-H0) reagens) R reapenis)S structure T structure U 1. CHI structure…

A: Let us discuss both the reactions.

Q: Assume that producing 1 unit of calcium requires 0.2 units of calcium, 0.1 units of hydrogen, and…

A:

Q: A solution is prepared by dissolving 21.1 g of NaI in enough water to make 444.5 mL of solution. How…

A: Interpretation- To determine the number of mole of ions in 18.6mL of solution when a solution is…

Q: 1. Select the correct structure for the names given below: A B D NH2 "NH2 NH2 E H NH2 K NH2 NH2 5.…

A:

Q: PS#3 part 2- Synthesis: Given this group of simple compounds, devise a plan to synthesize each…

A: We have to snthesize the following given compounds from the given starting materials in multistep…

Q: Hello can this please be broken down for me   The balloon shown has volume of 5.8 L at 267 K when…

A: V1 = 5.8 L T1 = 267 K n1 = 4.3 mol V2 = ? T2 = 743 K n2 = 4.3 + 7.9 = 12.2 mol

Q: 15.0 L of an ideal gas at 298 K and 3.36 atm are heated to 383 K with a new pressure of 5.45 atm.…

A: Given data of the following, V1=15.0 L, T1=298 K, P1=3.36 atm V2= ?, T2=383 K, P2=5.45 atm