Using the data in the table, determine the rate constant of the Trial [A] (M) [B] (M) | Rate (M/s) reaction and select the appropriate units. 1 0.210 0.400 0.0236 2 0.210 0.800 0.0236 A + 2B → C +D 3 0.420 0.400 0.0944 Units k =

Q: 0.848g of Na2B4O7.10H2O into a crucible. After hearing the sample for a short time and allowing the…

A: Na2B4O7.10H2O is known as borax.It is a hydrated crystal having 10molecules of water of…

Q: Find the standard cell potential for an electrochemical cell with the following cell reaction.…

A:

Q: Given the following: 100g of HCl (37.7%) mass % of H2O in the bottle is 62.3%. Find molality and…

A: Given: Mass of HCl = 100 g. Mass percent of HCl = 37.7 % And mass percent of water = 62.3 %

Q: Potassium iodide reacts with lead(II) nitrate in the following precipitation reaction: 2 KI(aq) +…

A: Given, the balanced equation: 2KI(aq) + Pb(NO3)2(aq) → 2KNO3(aq) + PbI2(s) Molarity of KI = 0.229 M…

Q: A 101.3 mL sample of 0.090 M HCl is mixed with 41.0 mL of 0.090 M NH3.  What is the resulting pH?…

A: Given that

Q: Directions: Determine the mole ratio of the following reactants and products. For items 1 and 2:…

A: Mole ratio is the ratio of coefficients which is present in the reaction. Check the coefficient in…

Q: Find the AH,n for the following reaction: 2N2(9) + 502(9) → 2N2O5 (9) given the following reactions…

A: The change in enthalpy of a reaction that can be made from the other three reactions can be…

Q: Normal saline solution (the kind you receive intravenously for medical purposes) is made by…

A: Molarity is defined as the number of moles of solute present in 1 liter of solution.  Mathematically…

Q: Part A A step-up transformer increases 19 V to 240 V What is the current in the secondary coil as…

A: We know that, power = voltage difference × electric current P = VI

Q: What is the value of ΔGo in kJ at 25 oC for the reaction between the pair:   Sn(s) and Pb2+(aq) to…

A:

Q: Determine the pOH of a 0.00598 M HCIO4 solution. O 11.777 O 6.434 O 2.223 O 3.558 O 7.566

A: Given that, 0.00598 M of HClO4 solution. We have to calculate the pOH of the solution. So, the…

Q: You are asked to determine the density of an unknown liquid. You perform the experiment like you did…

A: Density is calculated using formula  Density = Mass/Volume To calculate it , we need to determine…

Q: MnO2 + 4HCI -→ MnCl2 + 2H2O + Ch For items 7 to 9: 7. What is the mole ratio of MnO2 to H2O? 8. What…

A: Mol to mol ratio in a reaction is the coefficient present before the compound in the reaction. Check…

Q: Calculate the pH of a 5.3 x 10-3-M solution of H2S04 (Ka, = 1.2 x 10-2). pH =

A: Given-> Concentration of H2SO4 = 5.3 × 10-3 M

Q: A sample of bauxite ore contains 7.71 * 1024 molecules of aluminum oxide, Al2O3. How many moles of…

A:

Q: What product(s) forms at the anode in the electrolysis of an aqueous solution of FeBr2?

A: At anode oxidation takes place always.

Q: H 2 H. + H:Y: The Lewis representation above depicts a reaction between hydrogen (blue) and a…

A: There are two types of bond formation -  1- ionic bond (donation of electron) 2- covalent bond…

Q: Part A The forensic technician at a crime scene has just prepared a luminol stock solution by adding…

A: Given: The mass of luminol in the solution = 12.0 g The volume of H2O added = 75.0 mL We have to…

Q: b Pb undergoes four decay reactions: B, B, a, B. Step 1. Pb undergoes B decay to give Bi In the…

A: Given: Pb undergoes four decay reactions: β, β, α, β In the first step, Pb82214 undergoes β decay to…

Q: omplete the following reactions: A. 2-pentene + water → В. суclohexene + HCI - conc. H2 SO4…

A:

Q: explain why it would not be possible to determine the orders with respect to both iodide and…

A: To explain: why it would not be possible to determine the orders with respect to both iodide and…

Q: Oxidation: Fe2+ Fe3+ + e Reduction: Cu2+ + 2 e¯ → Cu Net: 2 Fe2+ + Cu²+ → Cu + 2 Fe3+ What is the…

A:

Q: Cu-67 decays by beta decay. What are the atomic symbol and mass number of the product? a. Product:…

A: a. Given that, Cu-67 decays by beta decays. We have to give the atomic symbol and the mass number of…

Q: A piece of metal weighing 52.3 g with a specific heat of 0.54 J9°C-l at 1103.2 °C is dunked into a…

A: Given data mass of metal: mmetal=52.3 g Specific heat of metal: cmetal=0.54Jg °C Initial temperature…

Q: Find the percent dissociation of a 0.130 M solution of a weak monoprotic acid having Ka = 1.5 x 10…

A:

Q: Find the AHn for the following reaction: B,H6 (9) + 6 Cl2 (9) → 2 BC13(9) + 6 HC(9) given the…

A:

Q: Consider the following half-reactions: Half-reaction E° (V) Br2(1) + 2e¯ – 2B1¯(aq) 1.080V Sn2+(aq)…

A: The electrochemical properties are given below

Q: Concentration of hydrochloric acid (M) 2.11 Concentration of sodium hydroxide (M) 2.05 Calorimeter…

A:

Q: 21.A researcher was asked to prepare butylbenzene from benzene. They chose to use chlorobutane and a…

A: The stability order of the carbocation is  tertiary > secondary > primary.  Benzene undergo…

Q: Acid catalyzed hydrolysis of an ester ocurs by the following process: RC=OOR' + H20 + H* -> RC=OOH +…

A:

Q: A piece of metal weighing 59.6 g with a specific heat of 0.59 Jg1°C- at 1197.5 °C is dunked into a…

A:

Q: he heat of reaction f

A:

Q: why do we need spindle cide in viscometer ?

A: By the help of Spindle (an immersed element) The Viscometer rotates a sensing element which…

Q: How many kilojoules of energy are generated when in 91.4 grams of NO(g) reacts according to the…

A: The balanced chemical equation is,       2 NO(g)  +   O2(g)  -----> 2 NO2(g)     First we need to…

Q: The value of K, for the reaction between water vapor and dichlorine monoxide is 0.0900 at 25°C.…

A: Given, H2O(g) + Cl2O(g) ⇌ 2HOCl(g) Temperature (T) = 25°C Equilibrium constant (KC) = 0.0900 Initial…

Q: What is the balanced equation for each of the following processes? 1)Cu produces a positron. 2) Sb…

A: Answer of the question given below,

Q: 1. Circle the most acidic hydrogen in the following molecule. OCH,CH, HO

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: Find the AHn for the following reaction: 20F,(g) + 2 S(s) → SO2(9) + SF,(9) given the following…

A:

Q: ionic compound

A:

Q: I Review | Constants Assuming each solution to be 0.10 M, rank the following aqueous solutions in…

A: The order of pH is

Q: Draw 3d orbitals and their notations

A: Answer - 3d orbitals - There are five 3d orbitals. These are labelled 3dxy, 3dxz, 3dyz, 3dx 2-y 2…

Q: An electrochemical cell was set up at 298K. One half-cell has a solid platinum electrode in a…

A:

Q: Tell whether the following reactions will occur via SN1, SN2, E1, or E2.

A:

Q: How many grams of NaOH are there in 333. mL of a 0.90 M NaOH solution?

A: The molarity of any solution is defined as the ratio of no of moles of the solute to that of volume…

Q: Ka = !3!

A:

Q: A solution with a known concentration equal to 3.4 mM gave an absorbance reading of 0.820 in a…

A: Solution - Absorbance (A), also known as optical density (OD), is the quantity of light absorbed by…

Q: What is the pH of a solution in which 276 mL of HCI(g), measured at 28.0 °C and 1.08 atm, is…

A: Given,  Temperature, T = 28.0 °C                              = (273+28) K…

Q: 6. Describe what happens when chlorine in water is mixed with bromide ions and cyclohexane (a…

A: The halogens are much more soluble in organic solvents such as cyclo-hexane than they are in water.…

Q: How much CO2 can be derived from 500 g of lactose?

A: Given-> Weight of lactose = 500 gm

Q: Calculate the binding energy per nucleon for the 2 Fe nucleus. (Atomic masses: iron-56 = 55.9349…

A: Given:: 2656Fe mass of Fe= 55.9349 amu mass of proton = 1.0078 amu mass of neutron = 1.0087 amu