Weight of Coin 1 (g) Weight of Coin 2 (g) Weight of Coin 3 (g) Weight of Coin 4 (g) Weight of Coin 5 (g) 11.4286 11.4631 11.5460 11.5468 11.5691

Q: Use electronic factors to explain why methy carbanion is more stable than tertiary butyl carbanion

A: Answer is :

Q: The rate constant k for the reaction shown below is 2.6 × 10–8 L/mol⋅s when the reaction proceeds at...

A: k = Ae-Ea/RT where, k = Rate constant = 2.6 x 10-8 L/mol.s A = Frequency factor = ? Ea = Activation ...

Q: 3. For each acid, name the anion bonded to hydrogen, then name the acid. Anion Name Acid Name (а) НB...

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Q: Calculate the concentration of all ions present in each of the following solutions of strong electro...

A: Given: Strong electrolytes are provided with their quantities- mass or mole dissolved in certain vol...

Q: 2) 2-Mpentanol has the mass spectrum shown. Propose structures for fragment ions of m/z 88, 73, 70, ...

A: Mass spectrum is the technique used in analytical chemistry for the separation of ions based on the ...

Q: 1. A 10 L balloon contains helium gas at a pressure of 655 torr. What is the new pressure when the v...

A: 1. Given that, a 10 L balloon contains helium gas at a pressure of 655 torrs. We have to calculate t...

Q: Which of these types of elements will form anions?     the transitional metals     halogens    ...

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Q: "A cylindrical tank contains 2 liquids with differeht density. Assuming the container is full and is...

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Q: What metabolic reaction is illustrated by the image below? * СООН COOH -OCOCH3 CH,COOH -он + Ester h...

A: Note : Since you have posted multiple questions, we are entitled to answer the first only. Please re...

Q: An unknown compound has the following chemical formula: PtCl, where x stands for a whole number. Mea...

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Q: Ammonia (NH3) chemically reacts with oxygen gas (02) to produce nitric oxide (NO) and water (H,0). W...

A: The balanced chemical equation for the reaction of Ammonia ( NH3 ) and Oxygen gas ( O2 ) is,     4 N...

Q: What quantity of moles of H2SO, are required to completely react with 7.20 mol of Al according to th...

A:

Q: Which is the more effective extraction technique, single or multiple extractions? Explain.

A: Which is the more effective extraction technique, single or multiple extractions

Q: 10 For water, which phase has the largest entropy? O Liquid, H2O(1) Gas, H2O(g) O Ice-one, H20(s, cr...

A: Entropy means disorders. Order of entropy:- gas> liquid>solid.

Q: For a process with AH 0 O AS > 0 ΟΔΕ>0 O Never.

A:

Q: A major component of gasoline is octane (CH18). When octane is burned in air, it chemically reacts w...

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Q: Suppose a 500. mL flask is filled with 1.8 mol of NO,, 0.90 mol of CO and 0.40 mol of NO. The follow...

A: Equilibrium constant is the ratio of concentration of products to concentration of reactants raised ...

Q: 1. The reaction SF is first order in S2F10- The rate consta S2F10 SF6 Is 4.94 x 10-/s for the reacti...

A:

Q: For water, which phase has the largest entropy? Ice-one, H20(s, crystalline) O Gas, H2O(g) O Liquid,...

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Q: the IR spectrum

A: According to above spectra we have to determine the spectrum and know about the mentioned compound.

Q: 1. Complete the table below, giving the compound's formula and name. F S2. N3. NaF Na+ sodium fluori...

A: Solution                        Given the compound Find formula and name = ?

Q: Assess the following statements. * Below is the structure of Cetirizine and the functional groups pr...

A:  carboxyl acid, phenol, and simple amine groups are hydrophilic. and the  ether groups are hydrophob...

Q: Calculate the work, in joules, done by a gas as it expands at constant temperature from a volume of ...

A: Initial Volume = 1L =Vi Final volume = 1 = Vf External pressure = Pext = 4atm 1atm = 101325Pa 1Pa = ...

Q: Question 3  Determine the ΔH for the following reaction,   N2(g) + 2O2(g) → 2NO2(g)              ...

A: Correct answer = 180.6 KJ Solution: For solving this type of problem, we simply used Hess's law for ...

Q: AH°F (kJ/mol) S (J/K-mol) Substance Охуgen 205.0 O218) 69.91 H2O) -285.83 Sulfur 31.88 Sulfur(s, rho...

A: (a) 2S (s, rhombic) + 3O2(g)-----> 2SO3(g) (b) S (s, rhombic) + O2(g)-----> SO2(g) (c) 2SO3 (g...

Q: 1. A 10 L balloon contains helium gas at a pressure of 655 torr. What is the new pressure when the v...

A:

Q: Consider the reaction: Fez04(s) + 4H2(g)→3Fe(s) + 4H20(g) Using standard thermodynamic data at 298K,...

A: Fe3O4(s) + 4H2(g) ----> 3Fe(s) + 4H2O(g)  

Q: 1) 2-octane has the mass spectrum shown. Propose structures for fragment ions of m/z 99, 85, 71, 57,...

A: 2-octane has the mass spectrum at   fragment ions of m/z 99, 85, 71, 57, 43 and 29. We have to Propo...

Q: . Calculate the pH of a 0.0368 M aqueous solution of nitrous acid (HNO2, Ka = 4.5×10-4).

A: HNO2 is a weak acid and does not undergo complete dissociation in solution. 

Q: Hydrogen atoms in states of high quantum number have been created in a lab. (a) Find the quantum num...

A: Bohr radius: is equal to the most probable distance between the nucleus and electron in a hydrogen a...

Q: 1. Before Planck's theoretical work on blackbody radiation, Wien showed empirically that AmaxT = 2.9...

A: Given:-   we have to derive the equation of weins displacement law.

Q: Describe the three-step process of developing a solution. In your answer, explain whether each step ...

A: There 3 step involved in making of a solution . Endothermic means where heat needed to complete the ...

Q: Consider the exothermic reaction of nitrogen dioxide, a brown-colored pollutant gas forming dinitrog...

A: Given :-  2NO2(g)  ↔ N2O4(g)   [NO2]eqm = 0.05 M  [N2O4]eqm = 1x10-5 M  To calculate :  Value of Kc 

Q: Solve for the (E) Increase in boiling point, (F) Molecular Weight of urea (experimental), (G) Molecu...

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Q: Name the highlighted chemical group in each molecule. Lewis structure name of highlighted group H-C=...

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Q: 12 The molar heat of combustion, A H;, of sucrose is -5643.4 kJ mol 1, If 0.250 moles of sucrose is ...

A: Given :  12.  ∆Hc° of sucrose = -5643.4 KJ mol-1  Moles of sucrose = 0.250 moles  Temperature = 16°C...

Q: Which of the following processes represent a decrease in entropy for the system described? Select al...

A: Entropy  - Is the  thermodynamic  quantity representing  the unavailability of system thermal  energ...

Q: The molar heat of combustion, A H2, of methane is -890.7 kJ mol-1. If 0.0500 moles of methane is com...

A:

Q: the reaction CaBr2 (aq) + K2SO,(aq) write the net ionic equation. (Be sure to specify states such as...

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Q: (f) Potassium permanganate (g) Sodium hypochlorite (h) Beryllium bicarbonate (1) Ammonium dichromate...

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Q: Write molecular and ionic the equations reactions for the following conversions) P = P205 = HPO3 =H3...

A: the balance chemical reactions are given below

Q: to produce gaseon

A:

Q: Ib/ft at atmospheric pressure. 2. Calculate the quantity of heat in kJ to be transferred to 9.5 lb o...

A:                                 Answer  2. Calculate quantity of heat in kg           Q = mCVdT Q= ?...

Q: Question 24 In writing the equilibrium constant, the concentration of the product should be placed i...

A:     In equilibrium constant, the concentration of the product should be placed in the ______________...

Q: A gas has the initial conditions of: 21.2 Liters 279 K 1.03 atmospheres If its pressure is increased...

A:

Q: Asses the two drugs provided below. * А. OH OH H,N. ОН HO Olsalazine Mesalamine Drug A is more pharm...

A: Olsalazine is used to treat ulcerative colitis which works inside the bowel which reduces inflammati...

Q: Suppose a 500. mL flask is filled with 0.80 mol of I, and 1.0 mol of HI. This reaction becomes possi...

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Q: For the reaction CaBr2 (aq) + K2SO,(aq) write the complete ionic equation. (Be sure to specify state...

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Q: Nitrogen dioxide is one of the many oxides of nitrogen (often collectively called "NOx") that are of...

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Q: Arterial fluid is what is in the bottle, arterial solution is the mixture in the reservoir. True

A: