Question 2 The following reaction has an average rate of disappearance of H2 of 0.00135 M min in the first 2 minutes. What is the average rate (in M min 1 to 4 decimal places) of appearance of HI during this time frame? H2 + I2 2HI

Q: In an aqueous solution at 25°C, if [H,O*] = 2.9 × 10 M, then [OH] is:

A: Given :- [H3O+] at 25°C = 2.9 × 10-4 M  To be calculated :- [OH-]   

Q: A student determines [FeSCN2+] is 0.00011 M at equilibrium. If the initial concentration of Fe3+ was...

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Q: Refer to the figure below. Identify the part of vernier caliper. ... O 10 20 30 40 50 60 70 B0 99 10...

A: Identify the part indicated in the above figures---

Q: く く く く Indicate whether each of the following relationships between gas variables is direct or inve...

A: Ideal Gas Law :-  PV = nRT  P is the pressure of gas  V is the volume occupied by gas n is the numbe...

Q: What number of Ti atoms and what amount (moles) of Ti atoms are in 700.0 g of titanium? atoms Ti mol...

A: Given: Mass of titanium = 700.0 g.  

Q: Consider this system at equilibrium. A(aq) = B(aq) AH = -650 kJ/mol What can be said about Q and K i...

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Q: an Licl solution has a fra fion of 9,4665 ppt concen what volume of solution will of 0.00057 q mass ...

A: Given: Mass of LiCl = 0.00057 g. And the concentration of LiCl = 9645 ppt.  

Q: provide the iupac name and molecular formula

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Q: If 5 moles of age are added to 5 moles of O2, what is the limiting reactant?

A: If 5 moles of Ag are added to 5 moles of O2 the limiting reactant is given below.

Q: At a certain temperature the vapor pressure of pure acetyl bromide (CH,COBR) is measured to be 410. ...

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Q: Question 15 Heteroglycans consists of only one type of monomer and chitin is as example True False

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Q: Enter your answer in the provided box. Determine the resulting nitrate ion concentration when 80.0 m...

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Q: lame odium chloride (example) otassium bromide Cation Anion Formula Na* CI NaCl Ca2+ 02- SrCl2 agnes...

A: Since you have posted multiple table as per guidelines we can answer only three subparts . I am solv...

Q: Metallic calcium crystallizes in a face-centered cubic lattice, and the atomic radius of calcium is ...

A: OPTION C Density formula D=Z×Ma3×NaZ = number of atom per unit cella = edge length in pm M =molar ma...

Q: Complete the balanced chemical equation for the following reaction between a weak base and a strong ...

A: The Chemical reaction follows the law of conservation of mass. According to the law of conservation ...

Q: Mass spectrometry by itself cannot be used for a sample of mixture of drugs. This statement is Tr...

A: Mass spectroscopy is a technique which determines the mass to charge ration of various ions present ...

Q: What is the pH of a solution in which 40. mL of 0.36 M NaOH js added to 14 mL of 0.120M HCl? pH

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Q: At a given temperature, the elementary reaction A B, in the forward direction, is first order in A w...

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Q: Enter your answer in the box provided. A 2250 mL sample of 2.50 M HCl solution is treated with 4.14 ...

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Q: For a particular process, if the change in enthalpy is -69.8 kJ and the change in entropy mol kJ )? ...

A: Given :-  ∆H = -69.8 kJ/mol  ∆S = 84.3 J/mol.K  T = 61°C  To be calculated :-  ∆G (in kJ/mol)

Q: Which heteroatom don't contain heterocyclic compounds? a. Phosphorus b. Oxygen c. Nitrogen d. Sulfur

A: The heterocyclic compounds are ring compounds containing  heteroatom  such as oxygen, nitrogen, Sulp...

Q: Glu is first, His is second, and Arg is last to elute from the column.

A: In this question we have to choose Correct option of the separate Glu, Arg and His using a cation - ...

Q: A type of solutions that contains the maximum amount of solute that is capable of being dissolved is...

A: The amount of solute present in a one-liter solution is known as solubility. The solubility of a sol...

Q: Suppose you have three different metals, A, B, and C. When metals A and B come into contact, B corro...

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Q: . Choose the item that correctiy describes the oxidizing agent and the reducing agent in the reactio...

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Q: 8. Rank each of the following in order of most basic (1) to least basic (4). Explain the reasoning f...

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Q: Your task is to categorize and tabulate the 20 standard amino acids with the following columns:

A: Amino acid are the building block of protein which contain both acidic COOH and basic NH2 group 

Q: Nitrogen and hydrogen react to form ammonia, like this: N,(g)+3H,(g) 2NH, (g) Suppose a mixture of N...

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Q: 2Al (s) + 3Cl2 (g) --> 2AlCl3 (s) (balanced) When 46 grams of aluminum react, the actual yield is 1...

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Q: A sample of lead glass is prepared by melting together 20.0g silica , SiO2 and 80.0g of lead (II) ox...

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Q: Obtain the oxidation number for the Cu in Cuo. O-2 O+2 O+1 O-1

A: Please find your solution below : Oxidation number of an atom in a compound or molecule is defined a...

Q: Using dimensional analysis what volume of hydrogen gas at STP is produced when 2.5 grams of zinc rea...

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Q: 4. The molecular orbital (MO) energy diagram for cyclopentadiene (compound pictured right) shows fou...

A: I've drawn all four pi orbitals, just to make you understand. 

Q: Question 4 of 24 Submit Write the formula of the conjugate base of the Brønsted-Lowry acid, HCIO,

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Q: What is the most likely product of the following reaction? OH PCC CH,Cl2 OH IV

A: Given : We have to make product for the given reactants.

Q: H

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Q: 1. Using a graduated cylinder to measure volumes, prepare a buffer solution from 20.0 mL of 0.10 M a...

A: Since you have posted multiple questions, we are entitled to answer the first only. 1a) Given: Conce...

Q: The instrument used in the titrations which hold the titrant is called? Select one: a. pipette b. Bu...

A: Generally in titration we take burette and conical flask . Let's discuss where we will take titrant.

Q: Suppose you have an 8-hour ozone value of 0.088 ppm, and a PM2.5 value of 35.7 pg/m3. The AQI value ...

A: AQI stands for Air Quality Index which serves as a means to measure the extent of Air Pollution.

Q: Calculate the percent composition of the product you made. Hint: You must know the identity and. mas...

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Q: 1. A student prepares a 600.0 mL of 500.0 ppm of glucose solution. What volume of this solution (in ...

A: Given,  Volume of the solution = 600.0 mL  Concentration of glucose solution in ppm = 500.0 ppm  Wha...

Q: A 10.0 g sample of sucrose (C12H22011) was dissolved in 200.0 g of water. What is the vapor pressure...

A: Given : Mass of sample = 10g   

Q: The neutralization reaction between hydrochloric acid and calcium hydroxide produces calcium chlorid...

A: Solution-

Q: The density of a gas is 2.07 g/L at a temperature of 22 ∘C and a pressure of 0.781 atm . Calculate t...

A: Since you have posted multiple questions, we are entitled to answer the first only. Given: Density o...

Q: A solution contains 10.0 g pentane, C5H12, 10.0 g hexane, C6H14 and 10.0 g benzene, C6H6. What is th...

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Q: igh-performance liquid chromatography would never be applied in drug analysis This statement is tru...

A: Given : We have to tell whether the statement is true or false.

Q: Dinitrogen pentoxide forms from its elements by the following balanced chemical equation: 4 NO2 (g)...

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Q: 10 mL of an aqueous sample is diluted with 90 mL of water, and then 1 mL of that diluted sample is d...

A: Aliquot volume (Vi)= volume of aqueous sample  Diluent volume = volume of water  Vf = final volume  ...

Q: Explain the Solublity Trend of NaF, NaCl, NaBr, NaI in  water?

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Q: CHOH CHCH A CHOH CHOH 1 CHOH OH OH OH CH 3 OH CH-OH CH OH OH B 2 CH Which lettered subunit is the re...

A: Given structure of the sugar is :  Which lettered subunit is the reducing end = ? Options are :