The van der Waals coefficients of monatomic krypton gas are a=0.2318a=0.2318 m66Pa/mol22 and b=39.78×106b=39.78×106 m33/mol. What is the change in temperature, ΔT, when one mole of krypton gas undergoes a Joule free expansion from 0.1 L to 10 L?

Q: 13 of 36 > Consider the pair of reactions. Draw the organic products, then predict the type of…

A: We know in presence of strong nucleophile secondary halide can undergo SN2 reaction in which rate…

Q: The molar absorptivity constant of a particular chemical is 2.31 M/cm. Determine the concentration…

A:

Q: compounds I and II ? CI H Imm CH₂CH₂ CI CH₂CH3 CI CI CH₂CH3 H CH₂CH₂ || Select one: O A. Their…

A: 1.Two steroisomer which are  not identical and mirror image to each other are enantiomer.  2.…

Q: How many atoms of carbon and how many grams of carbon are there in 5 mol of each of the following…

A: 1 mole of a molecule contains 6.023 x 1023 molecules. The number of moles = weight/molecular weight.…

Q: 1. Balance the following reaction in acidic solution: H3PO₂ + Cr₂O7²- → H3PO4 + Cr³+ 2- 2. Balance…

A:

Q: Student B determined the density of water to be 1.04 ± 0.05 g/mL. Consider Students A results. Which…

A: Student B value is more accurate.  Accuracy is measure of value more close to the real value. Since…

Q: A student ran the following reaction in the laboratory at 303 K: 2NO(g) + Br2(g) 2NOBr(g) When she…

A:

Q: When 6.165 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 18.67 grams…

A:

Q: A 57.0 mLmL sample of a 0.108 MM potassium sulfate solution is mixed with 37.0 mLmL of a 0.106 MM…

A: According to question A 57.0 mL sample of a 0.108 M potassium sulfate solution is mixed with 37.0 mL…

Q: The pH of a 0.0062 M solution of Ca(OH)₂ is

A:

Q: a which is more stable? us ap VS

A: Bulky groups are preferred to take up equatorial position to avoid steric strain due to 1,3-diaxial…

Q: CHM 2410Z - Organic Chemistry I Lab 2) Consider the following molecules and choose the two…

A:

Q: CH4 (9) +20₂(g) → CO₂(g) + 2H₂O(l) H-891 kJ a. Calculate the enthalpy change if 2.01 g methane is…

A:

Q: The equilibrium constant, Kp, for the following reaction is 10.5 at 350 K: 2CH2Cl2(g) CH4(g) +…

A:

Q: Student A got the following densities of water; 1.09g/mL, 1.14g/mL, and 1.15g/mL with an average of…

A:

Q: Y Y Part A Given the concentrations, calculate the equilibrium constant for this reaction: 2SO₂(g) +…

A: A.) To calculate the Kc, first we have to write an expression for Kc for given equilibrium reaction.…

Q: A specific steroid has a Amax of 285 nm and a molar absorptivity e of 11, 500 L mol-¹ cm-¹. What is…

A:

Q: Measurement of the concentration of Fe 3+ ions in a saturated solution of Iron(III) chloride was…

A:

Q: Clicker Question: Each deuterium atom is formed from 1 proton, 1 neutron, and 1 electron. How much…

A: Mass defect is defined as  the difference between the actual atomic mass and the predicted mass…

Q: An airtight cylinder with a piston contains a mixture of gases consisting of sulfur dioxide, oxygen…

A: Given :

Q: The equilibrium constant, Kp, for the following reaction is 0.215 at 673 K. NH4I(S) NH3(g) + HI(g)…

A:

Q: Study the following phase diagram of Substance X. pressure (atm) 16- 0- solid liquid gas 400 200…

A: To check the state and change in changing the temperature and pressure we would plot the points for…

Q: The boiling points of the following compounds are as shown below although they have nearly equal…

A: Answer: Intermolecular attraction forces decides the boiling point of a substance. Higher the…

Q: How many atoms of carbon and how many grams of carbon are there in 5 molmol of each of the following…

A:

Q: For the steam hydrocarbon reforming process, the equilibrium law expression is [CO₂(g)][H₂(g)]*…

A:

Q: Which of these structures represents an improper structure (one in which one or more atoms does not…

A:

Q: The concentration of hydroxide ion in an aqueous solution at 25°C is 3.5 × 10⁻⁴ M. What is the…

A: Given, Concentration of hydroxide ion = [OH-] = 3.5 × 10-4 M Concentration of hydronium ion = [H3O+]…

Q: Calculate the frequency in hertz of electromagnetic radiation that has a wavelength of 548.0 nm. (c…

A: Given :- wavelength of radiation = 548.0 nm  c = 3.00 × 108 m/s  To calculate :- frequency of…

Q: [Review Topics] [References] Use the References to access important values if needed for this…

A:

Q: Two solutions are combined: 637 mL of 147 mM MgSO4 and 501 mL of 160 mM NH4OH. What is the…

A: volume of MgSO4 = 637 mL molarity of MgSO4 = 147 mM volume of NH4OH = 501 mL molarity of NH4OH = 160…

Q: at 300 K. E3A.3(b) Calculate the change in entropy of the gas when 4.00 g of nitrogen is allowed to…

A:

Q: 8. Draw the expanded structure of pentyl mesylate; pentyl tosylate; and pentyl triflate below. Label…

A: we have to draw the expanded structure of the given compounds. It means that we have to show all the…

Q: Methane gas can be produced by the reaction of solid carbon with hydrogen gas as follows C(5) + 2…

A:

Q: A patient weighing 120 lb was administered 2.1 g of a drug supposed to be dosed at 30 mg/kg. Was the…

A: Concept based on drug dosed to the patient and identify the dose as correct or overdose or…

Q: 2. Lead (II) sulfide is the principle source of lead metal. To obtain the metal, the sulfide is…

A: This is based on Hess law.

Q: The dissociation of lactic acid to lactate is shown in the reaction. Lactic acid has a pKa of 3.86.…

A: We would use Henderson Hasselbalch equation to calculate the ratio.

Q: In the laboratory, a student dilutes 15.3 mL of a 6.04 M hydroiodic acid solution to a total volume…

A: Given data :   Initial volume (V1) = 15.3 mL  Initial Concentration = (M1) = 6.04 M   Final volume…

Q: A ОН Н OH H₂CrO 4 в ОН ОН C H ОН D ОН

A: Chromic acid, H2CrO4 is a strong oxidizing agent that oxidizes primary alcohol to carbocyclic acid,…

Q: The rate constant for a reaction is found to be 0.15 M-1s-1.  If the initial concentration of the…

A:

Q: Predict what will happen if molecular bromine (Br₂) is added to a solution containing NaCl and Nal…

A: We have solution of NaCl and NaI NaCl -----> Na+ + Cl- NaI -----> Na+ + I- Thus in the…

Q: Calculate the pH when 45.0 mL of 0.200 M HBr is mixed with 28.0 mL of 0.400 M CH₃NH₂ (Kb = 4.4 ×…

A:

Q: 1. What will be the final temperature (in Kelvin) of a 514-g sample of water, initially at 10.0 °C,…

A: Given -  1. Mass of water = 514 g    Initial temperature = 10.0°C    Heat energy = 90.8 kJ 2. Mass…

Q: E3B.3(b) Estimate the change in the molar entropy of N₂(g) when the temperature is lowered from 298…

A:

Q: e minimum speed an electron can travel to have a visible de

A:

Q: 3. Cyclopropane gas is 85.7%C and 14.3% H by mass and has a density of 1.71 g/L at 755 mm Hg and…

A: 3) The relationship between molar mass(M), density(d), pressure(P) and temperature(T) is  M =…

Q: For every 1 mole of H2SO4, how many moles of NaOH are needed to reach equivalence in the titration?…

A:

Q: For the question(s) that follow, consider the following balanced equation.  Mg 3N 2( s) + 6H 2O( l)…

A: The given equation is ;  Mg3N2( s) + 6H2O( l) → 3Mg(OH)2( s) + 2NH3( g)  Here ;  Number of mole of…

Q: N-H C N-H -H

A:

Q: 18. Predict the product of each of the following reactions, showing stereochemistry if appropriate.…

A:

Q: The metal content of iron in ores can be determined by a redox procedure in which the sample is…

A: To calculate the mass percent of Fe , we would use following steps :  i.) First Calculate the moles…