second- order reaction 0.54M-1 s-1 what is half-life of reaction if the initial concentration is 0.27M?

Q: What is the concentration of OH" ions in a HCI solution whose hydrogen ion concentration is 1.3M?

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Q: When bromophenol blue is dissolved in citrate buffer, would the pH of the citrate buffer change or…

A: Given: Bromophenol blue is dissolved in citrate buffer.

Q: Use Boyle's law to complete the following table (assume temperature and number of moles of gas to be…

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Q: generic reaction has the rate law rate = k[A]2[B]0. What [A], in moles per liter, will be required…

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Q: 5.24 Which of the following species are chiral? О НО Н -CI CH₂ (b) Н H H CO2H OH OH -OH CH₂OH (c) Н-…

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Q: From the K, values for maleate, Kül = 1.86 x 10-8 and Kb2 = 8.33 x 10-13, calculate the two K₁…

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Q: 2. Calculate the pH of the following solutions: a. 0.1 M HCI b. 0.1 M NaOH c. 1 nM HCI d. 0.1 M…

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Q: Question 3 3.1 Identify the terminal alkyne A and the internal alkyne B in the following reaction…

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Q: How many milliliters of concentrated sulfuric acid, 94.0% (w/w), specific gravity of 1.831 are…

A: Molarity can be defined as the number of moles of solute dissolved per litre of solution.Solution…

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Q: O Macmillan Learning NH3 is a weak base (K = 1.8 x 10-5) and so the salt NH4Cl acts as a weak acid.…

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Q: Consider the reaction: 2 NaBH₂(aq) + H₂SO4(aq) → 2 H₂(g) + Na₂SO4(aq) + B₂H6(E) What volume, in mL,…

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Q: Calculate the pH of the following solutions: 0.1 M HCI 0.1 M NaOH 1 nM HCI 0.1 M Acetic acid, Ka=…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: The graph for the decomposition reaction NO2 ⟶ NO + 1/2 O2 is shown here: What does the graph show?…

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Q: Use Boyle's law to complete the following table (assume temperature and number of moles of gas to be…

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Q: Given that K₁ and K₂ are the respective equilibrium constants for the two reactions ? MnO₂ (s) +…

A: Equilibrium constant is the ratio of the equilibrium concentrations of product over equilibrium…

Q: Ti³+ is to be generated in 0.10 M HCIO, for coulometric reduction of azobenzene. TiO2+ + 2H+ + e…

A: Given :

Q: 4. Based on this equation Ag+ + C12 Ag Cl State where the equilibrium shifted when the pollowing…

A: Answer-4 This question is based Le-chatalier's principle. According to Le-chatalier's principle, on…

Q: 7. If 25.6 J of energy raised 786 g of a substance from 20.0°C to 35.0°C, what is the specific heat…

A: 7. 25.6 J of energy raised 786 g of a substance from 20.0 °C to 35.0 °C .We have to calculate the…

Q: A 200 ml sample is with an initial pH of 10 is titrated to determine Alkalinity using 0.02N H₂SO4.…

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Q: Write the mechanism to predict the products of each of these reactions. A)…

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Q: Nitrogen monoxide is a pollutant commonly found in smokestack emissions. One way to remove it is to…

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Q: Predict and calculate the effect 1 Consider the equilibrium between SO₂Cl₂, SO₂ and Cl₂. so₂Cl₂(g)…

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Q: Which one of the following statements is FALSE (assume all species are in the gas phase)? The Period…

A: We have given four statements and we have to tell which statement is false from the given…

Q: You have a solid mixture that contains lithium bromide and barium carbona. Use the Handbook of…

A: Given that a solid mixture of two metal salts : lithium bromide (LiBr) and barium carbonate (BaCO3)

Q: What volume, in milliliters, of 0.240 M NaOH should be added to a 0.135 L solution of 0.030 M…

A: Here we have to determine the volume of 0.240M NaOH solution required to be added to 0.135L of…

Q: Bank the following from highest to lowest pla а. о b. с. он он а он живи он on F да у он он OH

A: We must know that PKa and acidity of a compound is inversely proportional. That is more the acidic…

Q: a sample of gas stored at stp has a volume of 7.0L. the gas is cooled to 250 k and expands to a…

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Q: 3. Buffer preparation Describe the preparation of 250mL of 0.20M acetic acid buffer, pH=4 from 1M…

A: Acidic buffer solutions are made up from weak acid and its conjugate base. Here acid is acetic acid…

Q: Use Boyle's law to complete the following table (assume temperature and number of moles of gas to be…

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Q: What is the purpose of adding Na2CO3 into the collected tea extract before extraction with CH2Cl2?

A: CH2Cl2 is called as chloroform ans Na2CO3 is sodium carbonate.

Q: starting with (s)-2-bromobutane, outline synthesis of each of this compound by showing the…

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Q: 1.. Explain how proximity to a like charge affects the pKa of a carboxylic acid. Explain how…

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Q: 1. How many liters are required to make 0.2M solution if 54g Na₂SO4 is used? Na = 23g; S = 32g;…

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Q: The second purpose is to determine the relationship between the ml, g, junt of water

A: To determine: The relationship between the mL, g and cm3 of same amount of water

Q: For the following reaction, 2HI(g) H₂(g) + I2(9) the equilibrium constant Kp = 2.62x10-2 at 1120 K…

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Q: Provide the expanded structural formula of the following compounds: A.…

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Q: U 1991 Diamond, Zin 1. tures. What is diamond and just al rebro

A: In the given question,we are asked about the difference between zinc blended and diamond structure.…

Q: a. Use the periodic table below to write the formula (including the charge) for the simple ion…

A: Periodic table is a tabular display of the chemical elements. The table is divided into four…

Q: 3.2 Suggest a plausible mechanism for the following reaction: H₂O HgSO4 H₂SO4

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Q: Use the data in Thermodynamic Properties to calculate the vapor pressure of water at 50°C. Express…

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Q: 23.)  A certain reaction has the rate law rate = k[A] with a half-life of 18.5 hours. If the…

A: We can confirm order of any reaction from it's rate law as it is determined experimentally . Here…

Q: The equilibrium A(g) + B(g) ⇌ 2 C(g) has an equilibrium constant of 623.5. If the reaction is…

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Q: Adsorption data are often fit with the Freundlich adsorption isotherm equation: q= K C¹/(n+1)

A: Adsorption data are often fit with the Freundlich adsorption isotherm equation: q=K. C1(n+1) where,…

Q: 2. Balance this equation : Co (H2O6)2 t CI -2 CoCl2 + H₂O

A: Given reaction, _ _ _ Co(H2O)6+2  +_ _ _ Cl- <===>_ _ _ CoCl4-2  + _ _ _ H2O Balance chemical…

Q: A 0.206 g piece of solid magnesium reacts with gaseous oxygen from the atmosphere to form solid…

A: Answer: Oxidation reaction of Mg is shown below: 2Mg(s)+O2(g)→2MgO(s)

Q: Cp - Cv TV x² КТ

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Q: The amount of I5 (aq) in a solution can be determined by titration with a solution containing a…

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Q: Hex-1-ene (C6H12) has a vapor pressure of 23.26 kPa at 23.5 ∘C and but-1,3-diene (C4H­6) has a vapor…

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Q: IR below and classify the co m 1757.6 1710.4

A: Infrared spectroscopy is the measurement of the interaction of infrared radiation with matter. It is…