In a mass spectrometer with an electron ionization source (EI) does the mass of an ion affect its velocity?

Q: Write the equilibrium constant expressions (Kc and Kp) for the following reactions:

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Q: 15. Choose the pair of photoelectron spectra that will be identical.   A the PES of 37Cl and 35Cl...

A: Correct answer  B . The PES of Ne and F-  (Same  total electron)

Q: ill salt solution freez lecular weight of Na NaCl is a strong ele tively.

A: Solution is made up of solute and solvent Solute isresent in small amount and solvent is present in ...

Q: Predict the product and balance  redox reaction MnO4 - +   HSO3-    =

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Q: Question 3 Give the letters for the side groups that are likely to interact strongly with blood plas...

A: Please find the below attachments.

Q: 1. Rank the following compounds from most to least acidic at the indicated hydrogen, and explain you...

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Q: Use the two reactions below to determine the equilibrium constant for 2NO2(g) 5 N2(g) + 202(g). ½ N2...

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Q: If Phenolphthalein was added to H2O (l) + CO2 (g) → H2CO3 (aq) what color would the solution be?

A: Phenolphthalein is an indicator to determine whether the given solution is basic or not. In basic so...

Q: Identify the following properties of arsenic pentabromide and arsenic pentafluoride. a. Chemical for...

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Q: oxidized and reduced

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

Q: B. Calculate the pH after 17.50 mL of NAOH is added to 35.00 mL of acetic acid using the concentrati...

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Q: The reason that x-rays show bones so well Ca it absorbs x-ray much better than surrounding soft tiss...

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Q: Molybdenum metal, Mo, crystallizes in a cubic arrangement. In which of the cubic unit cells does Mo ...

A: Given, Molybdenum metal, crystallizers in cubic arrangement. Density (d) = 10.22 g/cm3 Atomic radius...

Q: Kiko wants to determine the concentration of an unknown solution which produces a green solution. Ho...

A: A question based on analytical process that is to be accomplished.

Q: Which of the following processes have a AS > 0? O CH3OH(1) – CH30H(s) O N2(g) + 3 H2(g) – 2 NH3(g) O...

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Q: <Homework #4 - Chapter 15 - Chemical Equilibrium Exercise 15.48 - Enhanced - with Feedback 22 of 22 ...

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Q: Calculate the pH of 0.50 L of a buffer solution consisting of 0.70 M formic acid () and 0.50 M sodiu...

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Q: er. Br N- OEt N- OE

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Q: CEN: +yoH t H N.

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Q: 7-55 trans-1-Bromo-2-methylcyclohexane yields the non-Zaitsev elimination product 3-methylcyclohexen...

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Q: PC13(g)+Cl2(g)ZPCI5(g)Kc=0.11 A 0.60mol sample of PC13 and a 0.70mol sample of Cl2(g) are placed in ...

A: Here equilibrium will be established as  PCl3 + Cl2 &lt;=======&gt; PCl5 .  At equilibrium we have 0...

Q: A solution is made with 554 ml of 8.21 M HX solution and 549 mL of 6.06 M Nax solution and the pH at...

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Q: CH3-CH2-CH-CH-CH2-CH3 CH3 CH2 CH3

A: Here , we have to tell IUPAC name of the given Organic Compound 

Q: What is Av, for each reaction? A(g) + B(g) --> C(s) +1 A(g) --> B(g) -2 A(g) + B(s) --> 2C(g) +2 2A(...

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Q: Completely made up pk, 0.45 0.89 1.24 1.68 2.96 3.57 4.23 a buffer solution that maintains a pH of 0...

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Q: 100 90 80 70 50 40 30 20 10 3500 3000 2500 2000 1500 1000 500 Wave number (cm -1) Band Intensity W o...

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Q: 109.613 pm 216 pm 105.120 pm Not stated

A: Given,  Edge length in BCC  = a Relationship between a and r  4r = (3)1/2a In BCC particles are pres...

Q: Give the empirical formula of each of the following compounds if a sample contains the following qua...

A: The emperical formula can be calculated as follows

Q: B. How many grams of Al2(SO4)3 would contain 1.236 × 1020 atoms of sulfur? Mass of Al2(SO4)3 = grams

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Q: K = A B Q = A B Kw = [H3O*][OH ]= 1.00 x 10-14 @ 25°C %3D %3D pH = -log10([H3O*) pOH = -log10([OH-])...

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Q: Which member of each of the following pairs would you expect point, and why? O2 or Brz NO2 or CO2 HF...

A: Boiling point is the temperature at which vapor pressure of liquid is equals to atmospheric pressure...

Q: Draw the structures of 5 structural and geometric isomers of dienes with formula C5H8.

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Q: What is the change in the internal energy of the system if the surroundings releases 300J of heat en...

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Q: choose the functional group that can react with alcohols in esterfication reaction.

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

Q: A solution of aqueous Ba(OH)2 has a measured pH of 12.462. What is the molarity of Ba(OH)2 in this s...

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Q: Consider the reactions 1. C(graphite) + O2(g) --> CO2(g) delta H xrn = -393.5 kJ 2. H2(g) + 1/2O2(...

A: Thermodynamics can be defined as the brach of chemistry that deals with heat evolved or absorbed dur...

Q: Draw a possible forward synthesis to form the following compounds using MeOH, ETOH, NaCN and benzene...

A: To synthesize the following molecule , retrosynthetic approach is very essential . After retro synth...

Q: If a reaction has the following thermodynamic values, AH xn 288 kJ/mol and AS rn - 98 J/K mol, at wh...

A: Given- ∆H°rex=288kJ/mol = 288000 J/mole ∆S°rex=98J/K mol  T=?      

Q: Calculate the standard deviation for the molarity of ascorbic acid in the vitamin C supplement solut...

A: Formula for calculating the standard deviation: SD=∑(Average value-Value)2N

Q: te) In a two-level, non-degenerate system with energy separation equivalent to U = 400 cm', what is ...

A: We have to calculate temperature at which population of upper is one third of the lower state  Means...

Q: Give the number of protons, neutrons, and electrons for 5°C0 protons neutrons electrons

A: Given, Element : Cobalt (59Co) Mass number of Co = 59 Atomic number of Co = 27 Number of protons = ?...

Q: Connect the concepts 1. Use the following experimental data obtained for the following reaction invo...

A: Order are power which are raised to molar concentration of reactant  Here we are required to find th...

Q: Calculate the specific heat (g'C) of gold if it takes 113.3 J of heat to raise the temperature of 29...

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Q: Apply the Hückel approximation on the conjugated molecule, 1,3,5 – hexatriene, C6H8 to carry the fol...

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Q: What does the number in a filter paper's brand represent?

A: Filter paper is a semipermeable paper made of cellulose that is used to 

Q: Show what is asked for the following alkanes. 1. Pentane a) combustion b) halogenation 2. Butane a...

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Q: lon exchange is used to remove water hardness of a well water, which has a total hardness of 450 mg/...

A: The last option will be correct here  150 mg/L as CaCO3

Q: For the reaction below, a series of experiments was conducted and the data collected in the table be...

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Q: Consider the following two dienes. When treated with HBr, one of these dienes yields four producs, w...

A: Solution - According to the question - Given - When the two dienes (mentioned in the question) are t...

Q: C. 8.12 d. 3.44 e. 5.28 3. Determine the solubility of the ions that is calculated from the Ksp for ...

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Atoms and Molecules

An atom is the smallest unit of an element that possesses all the properties of that particular element. Molecules are the smallest unit of a substance that possess all the properties of that particular substance.