27. Write the complete electron configuration (spdf notation) for each of the following. A) O B) Ti C) Mg

Q: What pressure is exerted by 25.0 g of neon gas at temperature of 25 °C if the original temperature…

A: Given-> Weight of Ne = 25.0 gm T2 = 25°C = 25 + 273 = 298 K T1 = 50.0°C = 50.0 + 273 = 323 K P1 =…

Q: What is the binding energy in kJ/mol La for lanthanum-138? kJ/mol 57 H+ 81,n-→ The required masses…

A: Given-> Atomic mass of La = 137.90680 g/mole mass of Proton = 1.00783 g/mole Mass of neutron =…

Q: Calculate the mass of O, that is dis

A:

Q: he hydrocarbon C17H36 is found in the gas oil fraction ined by fractional distillation of crude oil.…

A:

Q: A sample of helium gas has a volume of 6.30 L at a pressure of 825 mmHg and a temperature of 21∘C.…

A: Given, Note: 760 mmHg = 1 atm Initially Pressure (P1) = 825 mmHg = 1.08553 atm Volume (V1) = 6.30 L…

Q: Consider the following reaction: H2O2(aq) H20() + ½ O2(g) and the kinetics plots below to answer the…

A: The plots given are,

Q: Br. FeBr, CH Br 2.

A:

Q: Excess Raney Ni, H2

A: Answer

Q: Instruction: Find the following ΔH for the reaction below.   2SO2 + 2P + 5Cl2 → 2SOCl2 + 2POCl3…

A:

Q: Average Exposure to Radiation from Common Sources Source Dose (mremlyear) Naturally Occurring…

A: Given: The radiation received in an accident = 5.43 × 10-4 Sv

Q: Which of the following processes has a ΔSsys < 0?     A)  steam condenses   B)  methyl alcohol…

A: Entropy is a measure of the randomness of the system. The entropy change in a chemical reaction can…

Q: The pH of 300 mL solution made of 0.58 M acetic acid and 0.60 M potassium acetate is (K - 1.8 x 105)…

A:

Q: Which of the following describes the reaction: 210 Bi + He + 206 TI 83 81 O alpha decay reaction O…

A: Which of the following describe the reaction---&gt;

Q: A generic salt, AB, has a molar mass of 319 g/mol and a solubility of 8.20 g/L at 25 °C. AB(s)…

A:

Q: 8- Arrange the following compound according in increasing melting point: KCI, He , H2O, HF A) Kcl>…

A: With increasing in the intermolecular interaction, melting point also increases as more energy is…

Q: Write a balanced nuclear equation for the following: The nuclide boron-8 decays to beryllium-8 by…

A:

Q: 0.8 0.6 0.4 0.2 3000 2000 1000 Wavenumber (cm-1)

A: IR mainly explaines the functional groups that are present in molecules  Alcohol: O-H stretching ,…

Q: You mix 10.0 ml of 10.0 µM NAOH with 10.0 mL of 5.00 uM Pb(NO3)2. a) What is the value of Qp? Give…

A:

Q: Which of the following describes the reaction: 218 Po →°,e+ 218 At 84 ³Po→,e+ 85

A: In above reaction atomic number on product side increase by one while mass number remains unchanged.…

Q: A sample of helium gas has a volume of 6.30 L at a pressure of 825 mmHg and a temperature of 21∘C.…

A:

Q: Calculate the ionic strength of a solution that is 0.0725 M in Al(NO3)3. Then calculate the activity…

A: First, we'll dissociate all the salt and list the molarity of each ion:   0.0725 M Al(NO3)3 ==&gt;…

Q: What is the binding energy in kJ/mol nucleons for silver-107? kJ/mol nucleons 47 H+ 60;n-→ The…

A:

Q: At the equivalence point? O all of the weak acid, 2,2-dimethylpropanoic acid, is converted to the…

A: 2,2-dimethylpropanoic acid is a weak organic acid. It is colourless, the odiferous organic compound…

Q: A gaseous mixture containing 7.5 mol He and 2.6 mol NO2 has a total pressure of 10.1 atm. What is…

A:

Q: Which of the following measurements has the correct significant figures for a graduated cylinder…

A: Which of the following measurements has the correct significant figures for a graduated cylinder…

Q: Some Radioactive Isotopes Useful in Medical Imaging Mode of Decay Use in Medical Imaging Isotope…

A: (1) We have to tell the number of protons and the number of neutrons present on the radioactive…

Q: Given the following equation: 2 Al(s) + 2 O2(8) → Al203(s) AH = -2,062 kJ Calculate the AH for the…

A:

Q: Acid X Acid Y Acid Z The particle diagrams represent equal volumes of three different acids. Which…

A: A strong acid ionizes completely in an aqueous medium whereas a weak acid doesn't ionize completely.…

Q: pressure in atmospheres

A:

Q: is the diphenylmethane generated from friedel-crafts reaction with DCM solid or liquid?

A: Reaction is as below- Diphenyl methane is obtained when excess benzene is treated with DCM in…

Q: Determine the equilibrium constant, K.

A: Initial pressure of Cl2 = 3.018 bar Initial pressure of SO2 =1.290 bar Total pressure at equilibrium…

Q: The overall reaction of hydroxide radical with nydrogen gas occurs as follows: DH(g) + H2(g) H20(g)…

A: Formula Arrhenius equation log (k1k2) = Ea2.303 R1T2-1T1 Where k1 = rate constant = 1.29×107 L/mol.s…

Q: Calculate grams of 3 sodium atoms Na = 22.99 g/mole Group of answer choices A.) 9.08 x 10exp-20 g…

A:

Q: Gallium-67 is used medically in tumor-seeking agents. The half-life of gallium-67 is 78.2 hours. If…

A:

Q: Some Radioactive Isotopes Useful in Medical Imaging Mode of Isotope Decay Half-life Use in Medical…

A: Both the parts have been solved in the following step.

Q: A voltaic cell is constructed in which the anode is a Al|Al3+ half cell and the cathode is a H2|H+…

A: 1.) At anode , oxidation takes place. So there is lose of electrons at anode.  2 ) At cathode…

Q: Consider the following reaction in which all reactants and products are gases. P4+6 Cl2 → 4PC13 A…

A:

Q: Silver chromate is sparingly soluble in aqueous solutions. The ?sp of Ag2CrO4 is 1.12×10−12. What is…

A:

Q: Following ester (methyl benzoate) was hydrolyzed in presence of an acid catalyst. This reaction…

A:

Q: 32. Draw the Lewis structures for the following molecules or ions for which the octet rule is not…

A: Any element follows octet rule which contains total 8 electrons in its outer most shell in a bonded…

Q: voltaic cell is constructed in which the anode is a Sn|Sn2+ half cell and the cathode is a F-|F2…

A:

Q: Lithium dihydrogen borate (LIH2BO3) is the lithium salt of the conjugate base of boric acid. The Ka…

A: Given that -  Ka for Boric acid, H3BO3 = 5.8×10-10    Then, from following formula -  Ka . Kb = Kw =…

Q: 9. Which of the following elements has the largest first ionization energy? A) Bе B) Mg С) Са D) Sr…

A: In this question, all the element present in 2nd group of the periodic table and when we move down…

Q: C,HsO,C, Co,CHs čo,C,Hs CH,CH,COOH

A:

Q: 6 Give the reaction mechanism (showing curly arrows) for the bromination of methane in the presence…

A:

Q: Draw a structure for the major product in each of the following reactions DBU 'Br

A:

Q: Name the major product of the reaction between (S)-2-bromohexane and KCH3COO

A: (S)-2-bromohexane is an alkyl halide and the acetate ion acts as a nucleophile. Nucleophilic…

Q: CHM periment 10: Double Replacement xperiment 10: Data Sheet nalvsis: Write conventional, total…

A: Double displacement reaction: A double displacement reaction is a type of chemical reaction in which…

Q: At STP conditions, 25 mL of hydroiodic acid generates 1.20 L of H2 gas when combined with excess…

A: Given-&gt; Volume of HI = 25 ml = 0.025 L      (1 L = 1000 ml) Volume of H2 gas = 1.20 L At STP-&gt;…

Q: This question deals with the vapourization of isopropyl alcohol: CH3CH(OH)CH3(/)= CH3CH(OH)CH3(g)…

A: Given-&gt; Boiling point(T) = 355.5 K ∆vapH° = 39.86 KJ/mole