Q: A 0.239 g sample of carbon dioxide, CO2, has a volume of 555 mLmL and a pressure of 488 mmHg .
A: Given, Mass of carbon dioxide (CO2) = 0.239 g Volume (V) = 555 mL Pressure (P) = 488 mmHg Temperatu...
Q: For the reaction A +2 B C under a given set of conditions, the initial rate is 0.150 M/s. Part A Wha...
A: We are given a reaction, A + 2B → C and initial rate = 0.150 M/s. We are to find Δ[B]/dt under same...
Q: (Q78) Consider the following rate law: Rate - k (A)[B]?(D] Select all the true statements listed bel...
A: The rate law of the reaction given is, => Rate = K [A] [B]2 [D]
Q: The equilibrium constant of a reaction is found to fit the expression Ink = A + B/T + C/T³ between 4...
A: Please find your solution below : Enthalpy of a system is a thermodynamic quantity which is equivale...
Q: A solution is prepared at 25 °c that is initially 0.32M in propanoic acid (HC,H,CO,), a weak acid wi...
A:
Q: A solution contains 22.5 g of methanol , CH3OH , dissolved in sufficient water to give a total mass ...
A: Molality: The mole of the solute dissolved in one kilogram of the solution is known as the molality ...
Q: A certain electrochemical cell has for its cell reaction: Zn + HgO → ZnO + Hg Which is the half-re...
A: This question belong to Electrochemistry chapter topic are Galvanic Cell. We have solved this questi...
Q: 5- 50 100 150 200 250 300 seconds created Is O, being created or destroyed by the chemical O destroy...
A: The pressure v/s time curve of O2 is given as,
Q: (Q78) Consider the following rate law: Rate = k [A][B]?[D] Select all the true statements listed bel...
A: The general formula is the following: Rate of reaction = kAxByCz where A, B, C are the concentration...
Q: How many milliequivalents of potassium would be supplied daily by the usual dose (0.3 mL three times...
A:
Q: Consider the balanced chemical equation. Submit Request Answer H2O2(aq) + 31- (aq) + 2H+(aq) → I3 (a...
A:
Q: In a test tube with 0.3 mL of N,N-dimethylaniline, 5 mL of 10% NaOH, 0.4 mL of benzene sulfonyl chlo...
A: the answer is as follows:
Q: The heat of the solution of ammonium nitrate is 26.2 kJ/mol. If a 5.368 g sample of NH₄NO₃ is added ...
A: Heat of the solution of ammonium nitrate = 26.2 kJ/mol Mass of ammonium nitrate = 5.368 g Volume of ...
Q: Determine the unknown (Abs=0.812) if the absorption of the standard are the following: Standard 1, ...
A: The data of absorbance v/s concentrations is given. And the absorbance of the unknown sample given i...
Q: How many atoms in 6.255 mol of each of the following: (Enter your answer in scientific notation usin...
A: Number of moles of each species (i.e. Fe or H2 or H2SO4 ) = 6.255 mol Number of atoms of each speci...
Q: True or False At 25C, a solution of 40% methanol and 60% toluene will have a vapor pressure higher ...
A: Colligative properties are those properties which depends on amount of solute and doesn't depends on...
Q: The vapor pressure of pure acetone (propanone) is 266 torr. When a non-volatile solute is added, the...
A: Answer: This question is based on Raoult's law.
Q: OH Oe Cadditiunal OH graup
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Q: H2O2(aq) + 31- (aq) + 2H*(aq) → I3 (aq) + 2H20(1) Predict the rate of change in the concentration of...
A:
Q: Differentiate between a synthesis experiment and a technique experiment.
A: Answer - According to the question - We know that - An experiment is a procedure designed to test a ...
Q: In a test tube with 0.3 mL of Aniline, 5 mL of 10% NaOH, 0.4 mL of benzene sulfonyl chloride. Add a...
A: the answer is as follows:
Q: Calculate the voltage efficiency, η f c V , for a fuel cell operating at 0.65 V at standard conditio...
A:
Q: The rate of a certain reaction is given by the following rate law: [N;][H,]° rate=k Use this informa...
A: We have to predict Correct answers regarding given rate law .
Q: The substituted pyridine shown below will undergo nuclophilic substitution at one position. Predict ...
A: A question based on molecule that is to be accomplished.
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Q: A certain reaction is first order in N, and second order in H,. Use this information to complete the...
A:
Q: Question 1 Why should absorbance outside the standard curve be used to determine the unknown concent...
A: A question based on analytical process that is to be accomplished.
Q: CH3 CH3 1,2-dichloro-3-5-eth yl
A: IUPAC name of given compound is
Q: Ipy of the reaction: N2 (g) + O2 (g) → 2NO (g), given the following reaction N2 (g) + 202 (g) → 2NO2...
A: Given : We have to calculate the enthalpy of given reaction.
Q: The folowing compound is classified as a O Tertiary alcohol O Primary alcohol O Quaternary alcohol O...
A: When one alkyl group is attached with alcohol, then it is called primary alcohol. When two alkyl gr...
Q: At a certain temperature the rate of this reaction is first order in NH, with a rate constant of 7.4...
A: We have to predict the time taken.
Q: A lab pair’s Beer’s Law calibration graph 0.08 < A < 0.79 had a best-fit line of A = 0.013 C – 0.023...
A: Equation of Given curve ., A = 0.013 C – 0.023 And solution #1 is (10.00 mL stock diluted to 25.00 ...
Q: Add 0,0025 kg, 1750 mg. 2.25 g, and 825,000 g, and express the answer in grams.
A: Given: Mass 1 = 0.0025 Kg = 2.5 g (...
Q: Potassium chloride reacts with lead (II) nitrate and forms the precipitate lead (II) chloride. What ...
A:
Q: Describe the preparation of (a.) 2.50 L of 21.0% (w/v) aqueous glycerol (C3H8O3); (b.) 2.50kg of 21....
A: The preparation of solutions are explained in below.
Q: Q4- Why, when we add Ferrocene to our fuel, it becomes eco-friendly fuel?
A: As you have asked two questions in a single attempt, I will give you the answer for the first one.
Q: 3. The glass membrane electrode is one of the types of ion-selective electrodes. Discuss the mechani...
A: In the quantitative analysis, techniques based on electrochemistry are used to determine the amount ...
Q: 1. Methane can be chlorinated by free radical substitution. A very large excess of methane (CH4) is ...
A:
Q: During a Michaelis Menten Kinetics experiment the following the standard curve and absorbance of one...
A: A question based on kinetics of reaction in solution that is to be accomplished.
Q: The scattering of sunlight by the mixture of gas molecules in air results in the blue color of the s...
A:
Q: Which compound changes the pH value of water the least? O H2CO3 O H3PO4
A: Given : We have to tell which compound changes the pH least .
Q: IV. There is one more policy that helps the hotel run smoothly and keep customers happy. Hund's Rule...
A: A question based on structure of atoms that is to be accomplished.
Q: Based on the following boiling point information, what compound has the strongest intermolecular for...
A:
Q: The heat of combustion for 1.00 mole of carbon to carbon dioxide is -410. kJ. How many kJ of heat wo...
A: Given : Moles of carbon = 1 mole
Q: For the reaction 2 A + B C, the initial rate was measured at several different reactant concentratio...
A: We will use data to calculate powers of concentration term in rate law and the find rate law.
Q: 11. A 0.8000-g sample of iron ore containing 21.00% Fe is analyzed gravimetrically. If the final pre...
A:
Q: (Q76) Propane combustion results in the production of carbon dioxide and water vapor according to th...
A: We have to predict the rate of reaction.
Q: Considering the structure of the hydrocarbon test samples (benzene, cyclohexane, toluene, heptane, c...
A: Nitration is taking place in the presence of HNO3 and H2SO4. It will react with the compound which h...
Q: Calculate the pH of a 0.400M solution of phosphoric acid, H3PO4. Ka = 7.11*10^-3
A: Given: Concentration of H3PO4 = 0.400 M And Ka of H3PO4 = 7.11 × 10-3 NOTE: Since only the 1st Ka o...
Q: Draw the Lewis structure and compute formal charge 1. CH3CL 2. CH3OH 3. C3H8 4. CH2O 5. CIF3
A: The formula for calculating formal charge is Formal charge = [no of valency electrons - no of non no...
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- What is the degree of ionization (i) for Na₃PO₄(aq)?What is valence-state electronegativity? Explain the changein acidity of the oxides of Mn with changing O.N. of the metal.Cations of which of the following categories will give soluble basic oxides? Select one or more: a. very strongly acidic cations b. moderately acidic cations c. nonacidic cations d. feebly acidic cations
- Which is a weaker acceptor (analogous to weaker acid)? In, CuWhich is a weaker donor (analogous to weaker base)? As, MnWhen solid CrO3is dissolved in water, the solution is or-ange rather than the yellow of H2CrO4. How does this observa-tion indicate that CrO3is an acidic oxide?Estimate the Ph of a .20M solution of CH3COOH with of Ka=1.8x10^-5
- What is the dominant iron species in water samples ? What environmental factors may have contributed. why is it necesseyy to to investigate Fe3+ concentration and total Fe concentration dpeedtaely ? Why do we need to do the sample to determine total Fe concentration ? And how did then determine Fe2+ concentration?Calculate the molar concentration of OH- in a 0.724 M solution of hypobromite ion 1BrO-; Kb = 4.0 * 10-62. What is the pH of this solution?How many grams of sodium hydroxide do yiu need to neutralize 500mL of the acidic solution (pH 2.6)?
- (a) Write the formula for the conjugate acid of each of the following: [4] (i) HSO3–, (ii) F–, (iii) PO43–, (iv) CO. (b) What is the concentration of a solution of KOH for which the pH is 11.89; Do both questions please...name the following binary salts of the representative Na3P Na2O KOH AIN Name the following salts according to the old -ic,-ious systems and the stock system CrS Crl3 * 6H2OAll the following salts are alkaline except LiClO NH4NO3 SrCrO4 K2HPO4