What is the half-life of a compound, A, if 75.0 percent of a given sample of the compound A decomposes in 60.0 min? Assume first-order kinetics. If 75.0% of the compound A decomposed in 60.0 min, what percentage of the compound A remains or exists within the same time interval?  Calculate the rate constant, k,

Q: DAH, AS, and AG are positive at all temperatures. OAH and AS are positive at all temperatures. OAH…

A: 1) ∆H, ∆S and ∆G are positive at all temperature.

Q: Explain the diagram

A: We have to elaborate the diagram.

Q: For Questions #6 through #14, perform all of the following for each question: 1. calculate the…

A: To answer- 1. calculate the result2. report the result with the correct units where appropriate  3.…

Q: 2) Arrange the following ions in order of increasing ionic radius: K, P¹, S², CI. increasing radius…

A:

Q: On the 2nd attempt, the numbers will change in this problem. If 0.2943 moles of a something weighs…

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: Compare the strength of the intermolecular forces in water and carbon dioxide. Use the graphs in (a)…

A: Please find your solution below : Intermolecular forces are the attractive and repulsive forces that…

Q: Consider the following unbalanced oxidation-reduction reaction: CO(g) + I2O5(s) --> CO2(g) + I2 (s)…

A: A redox reaction is balanced by balancing the mass and charge. Hence the number of atoms of all the…

Q: (i) PhHN (PEt3)2lr+2Cl (PEt3)2lrCl PEt3 Et₂P L.H CI PhHN PhNH, CI (PEt3)2lr3 -H NHPh 90

A: As per our community guidelines we can only answer one question, out of the two questions you have…

Q: Write the overall balanced equation and mechanism for the transformation of bromobenzene into…

A: Organic reactions are those in which organic reactant react to form organic products. Grignard…

Q: The following chemical reaction takes place in aqueous solution: Fe(NO3)₂(aq) + (NH4), S (aq) → FeS…

A:

Q: Gaseous ethane (CH₂CH3) reacts with gaseous oxygen gas (0₂) to produce gaseous carbon dioxide (CO₂)…

A:

Q: Rank the following compounds in order of their basicity, from most to least basic: NH₂ most least…

A: Given that, three compounds are  CH3CH2NH2 CH3CH2O- CH3COO-. We have to rank the given compounds…

Q: A sample of copper absorbs 12.6 kJ of heat, resulting in a temperature rise of 35.0°C, determine the…

A:

Q: What is the voltage associated with the 2-electron reduction of Cu2+ to Cu at the cathode and the…

A:

Q: Equal volumes of the following pairs of solutions are mixed. Which pair will produce a buffer…

A: Buffer solution is the solution which resist the change of pH on addition of small amount of acid or…

Q: References Use the References to access important values if needed for this question. Show, using…

A:

Q: 2. Ammonium perchlorate reacts with aluminum according to the balanced reaction below. 3 NHACIO. (s)…

A:

Q: Chemistry hypochlorous acid (HCIO) is a weak acid with pka=9.21. for a 0.10 M aqueous solution of…

A: Given :  Concentration of hypochlorous acid (HOCl) = 0.10 M  pKa of hypochlorous acid = 9.21

Q: Draw the Lewis structure for the xenon tetrafluoride (XeF4) molecule.

A:

Q: 100.0 mL of a 0.500 M solution of KBr is diluted to 500.0 mL. What is the new concentration of the…

A: Given  Initial volume of KBr solution (V1)= 100.0 mL Initial molarity of KBr solution (M1) = 0.500 M…

Q: What is Bohr radius for electron in molecule butadiene (C4H6 )... please explain how to calculate…

A: C4H6 is a molecule, not an atom, so you need to treat it as a small ball of radius R. Bohr radius of…

Q: (20) Select the major product that would result from the reaction below. CH3-CH=CH2 + H₂O H₂SO4 a.…

A:

Q: (25) With respect to the following unbalanced redox equation that takes place in basic solution:…

A: We are authorised to solve only one question at a time. Please post rest of the questions…

Q: НО 'Н ОН H₂SO4 (cat.) 65°C H₂SO4 (cat.) reflux H₂SO4 (cat.) НО reflux OH

A:

Q: The reaction H₂ + I2 ⇒ 2HI has a Ke Panzane 46.5 at 23.3°C What is its Kp? R = 0.08206 Latm mol K

A:

Q: 4. The following data were obtained for the follwing chemical reaction: 2A+38->2C+D Trial # Initial…

A:

Q: how do i fix tis electron configuration? 1s^2 2s^2 3s^18

A: Given electron configuration: 1s2 2s2 3s18 We have to fix this electron configuration.

Q: Why would a scientist prefer to use the graph of radiation intensity versus (1/distance)^2 as…

A: A number of physical properties (like the force , intensity between two system) get smaller as they…

Q: (Q114) A meteorite recovered from a meteor landing site in the Australian outback contains 0.438 g…

A: we have to calculate the age of meteorite

Q: (22) A concentration cell running at 25°C consists of two Pb (s)/Pb2+ cells. If the concentration of…

A: In part 2  we have to calculate Ecell

Q: Draw a structural formula for the major organic product of the following reaction: CH₂Cl2…

A:

Q: Write the rate law for the following elementary reaction: N₂O(g) N₂(g) + O(g) Use k₁ to stand for…

A: N2O (g) ----> N2(g) + O(g)

Q: E) None of the above are in order of increasin 7) The bond in which one of the following pairs of…

A: Here we have to determine the most polar bond in the following given bonds .

Q: Draw the Lewis structure for the chlorine trifluoride (CIF3) molecule.

A:

Q: Determine the volume (in mL) of water that needs to be added to 25.0 mL of a 0.250 M NaBr to produce…

A:

Q: Consider the reaction, CuSO4(s) --><-- CuO(s) + SO3(g) if deltaGrxn = -14.6 kJ•mol^-1 at 950…

A:

Q: QUESTION 14 Balance the following equation: NO₂ + H₂O → HNO3 + For this problem, even though you…

A: We have to balance the equation

Q: A proposed mechanism for the reduction of nitrogen as NO by hydrogen is: $$ (1) (2) H₂(g) + 2NO(g) →…

A:

Q: Hypochlorous acid (HCIO) is a weak acid with pK, 9.21. For a 0.10 M aqueous solution of nitrous…

A:

Q: Synthesize the following compound from benzene. CI A. D. AICI 3 Br₂ hv B. E. ra SO₂H KMnO4 SO3 H₂SO4…

A:

Q: For Questions #6 through #14, perform all of the following for each question: 1. calculate the…

A: Dear student,  As you have asked multiple question but according to guidelines we will solve first…

Q: is

A:

Q: 34: Draw the molecular diagram of given compounds and predict the bond order and comment on whether…

A: see below

Q: Calculate the solubility of lead(II) iodide, PbI2, in 0.025 M KI. For PbI2, Ksp= 7.9x10^-9

A: Given :  Concentration of KI = 0.025 M  Ksp of PbI2 = 7.9 x 10-9

Q: An analytical chemist is titrating 126.8 mL of a 0.2600M solution of diethylamine ((C₂H₂)₂NH) with a…

A: Given : Concentration of diethylamine = 0.2600 M  Volume of diethylamine = 126.8 ml  Concentration…

Q: Question 26 (A) Suppose a solution contains 0.01 M Fe², has a transmittance of 60 % in a 1 cm cell…

A: Absorbance = 2 - log(%T) Also, Absorbance = Molar absorbtivity coefficient * Concentration * Path…

Q: Detailed solution for standard cell potential with RHR and OHR

A:

Q: Consider the reaction: 2 NaBH4(aq) + H₂SO4(aq) → 2 H₂(g) + Na₂SO4(aq) + B₂H6(9) What volume, in mL,…

A:

Q: Consider the following reaction, 6NO(g) + 4NH3(g) --><-- 5N2(g) + 6H2O(g) initially there are 6.0…

A: Concentration of NO(g) at equilibrium = 3.0 M

Q: For each of the following sets of data, identify the entity that theoretically would produce those…

A: