Explain why H and He cannot be detected by Auger electron microscopy, How can you tell Auger peaks from photoelectron peaks in XPS Spectrum

Q: a. C. d. MeO OEt i. NaOH ii. CH3CH₂OTOs OMe OH i. NaOEt ii. CH3CI i. excess NaHCO3 ii. excess Br OEt…

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Q: 9:34 PM Sun Dec 4 bbhosted.cuny.edu LTE 76% QUESTION 8 The functional group contained in the…

A: Functional group is  a atom or group of atom when attached to molecules it changed its property .

Q: ited The equilibrium constant, K, for the following reaction is 6.40 at 379 K. 2CH₂Cl2(g) CH4(g) +…

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Q: Gold forms a substitutional solid solution with silver. Compute the number of gold atoms per cubic…

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Q: un Dec 4 bbhosted.cuny.edu QUESTION 14 What is the name of this compound? CH3-CH2-CH2- CH2-CH2-…

A: Here we have to write the IUPAC name of the following given  organic compound.

Q: The half-life of cesium-129 is 32.0 hours. How much time is required for the activity of a sample of…

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Q: Potassium bromide (KBr) has a molar mass of 119 g/mol. If I want to make 82.0 mL of a 0.231 M…

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Q: When 0.851 g of benzoic acid, C7H6O2 (122.12 g/mol) is burned in a bomb calorimeter, the temperature…

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Q: 5. Write a chemical equation showing how each of the following species can behave as indicated when…

A: 5. Acid : An acid is a chemical species that can donate a proton, H+ in aqueous solution .…

Q: QUESTION 16 Which of these formulas is the expanded structural formula for an alkane with three…

A: We will draw molecule asked and then give expanded structural formula.

Q: 1) 2) 3) Br benzyl bromide Br benzyl bromide NaOEt in dry alcohol water in formic acid solution…

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Q: If 0.0179 moles reacted, and 793.0 J of heat were absorbed by the reaction in a coffee cup…

A: Given data is  Moles of substance reacted = 0.0179 moles Amount of heat absorbed= 793.0 J  Enthalpy…

Q: Find [OH-] in 6 M aq. NaOH. [OH-] = Find [CI] in 2 M aq. MgCl₂. [CI] = Find [Br] in 3 M aq. FeBr3.…

A: Concentration of NaOH = 6 M Concentration of MgCl2 = 2 M Concentration of FeBr3 = 3 M

Q: What is the molecular formula of a compound given the molar mass of the compound is 62.2 g/mol and…

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Q: Name the alkyne. Spelling and punctuation count.

A: The given compounds contain an alkyne functional group. For the IUPAC name of an alkyne, first of…

Q: Give a correct name for the following compound: CH3 NO₂ CH2-CH-CH-CH2 CH3 01 NO₂ 1-methyl-2,3…

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Q: QUESTION 10 || The functional group contained in the compound CH3-CH2-C-NH2 is a(n) amide. amine.…

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Q: Calculate the heat of reaction AH for the following reaction: 2 H₂(g) + O₂(g) → 2 H₂O(g) You can…

A: Thermodynamics is branch of chemistry in which we deal with amount of heat evolved or absorbed by…

Q: Several of the compounds in previous problems require roman numerals. What information does the…

A: In naming of several compounds roman numerals are included.

Q: Sch Br + MeO 12 eq ОН 3 eq AgCIO4 Tol MeO 2 Br

A: AgClO4 assists removal of bromide group to produce bromocyclopropanium ion which undergoes ring…

Q: How many grams of C&H liquid must decompose according to the following chemical equation to transfer…

A: Benzene decomposes into ethene according to the following equation: C6H6l → 3C2H2g ∆H=630 kJ

Q: Question Completion Status: QUESTION 4 How many structural isomers are there for C2H4Cl2? Onone one…

A: Given -> C2H4Cl2

Q: What is the daughter nuclide when Co-55 experiences positron emission? (Write your answer as a…

A: In positron emission atomic number decreases by 1.

Q: How would you perform the following synthesis? There is more than one step and less than three…

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Q: What is the hybridization of the indicated atom in the following compounds (or ions)... N in N2 C…

A: Given : compounds and ions

Q: Iron-59 is a radioisotope that is used to evaluate bone marrow function. The half-life of iron-59 is…

A: Given data is The half-life of iron-59 =  44.5 days. Initial quantity of iron-59 = 44.7 mg

Q: how do you do part iv

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Q: Write a balanced nuclear equation for the decay of thallium-206 to lead-206.

A: Thallium -206 is the radioactive isotope of thallium having atomic number 81. It is converted into…

Q: The bond dissociation energy, in kJ, to break 1 bond in 1 mole of CO2 molecules is Single Bond HUN O…

A: we have to calculate the bond dissociation energy to break 1 mole of 1 bond in carbon dioxide

Q: Chromium (atomic mass 52.00 g/mol) crystallizes in a body-centered cubic unit cell. If the length of…

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Q: A laboratory was assigned the job of determining the copper(II) ion concentration in thousands of…

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Q: With the use of resonance structures, explain why OH group of phenol is an ortho/para director.…

A: We have been asked to explain why OH group of phenol is an ortho/para director with the use of…

Q: Experiment 6: Redox Titrations (Iodine Titrations) Calculate the concentration of sodium thiosulfate…

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Q: 7. Which is the most basic? A. NaOH B. NaF C. NaNH,

A: 7) The substance that can accept hydrogen ions is known as base.

Q: Consider an unknown solution. Tests were conducted and the following results were obtained. Red…

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Q: Which of the following salts would give you the lowest concentration of sulfate ions in solution if…

A: Mole of substance = 1 mole Volume of water = 1 liter

Q: A 90.0g sample of NaCl is dissolved in water to make a solution with a volume of 3.00 L. What is the…

A: we have to calculate the molarity of the solution

Q: 57. Find A.Sº for the formation of CH₂Cl2 (g) from its gaseous elements in their standard states.…

A: The concept used here us from Chemical thermodynamics of physical chemistry.  Entropy is the measure…

Q: stion 10 of 17 > Macmillan Learning A solution contains 3.60 g of solute in 13.3 g of solvent. What…

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Q: What is the IUPAC name of this alkane? CH3 1 CH3 -C- CH2 - CH - CH3 I CH₂ - CH3 1 C H3…

A: The given compound is a hydrocarbon, alkane. The IUPAC name of an alkane can be written on the basis…

Q: 1.The AS of a substance at constant pressure without phase changes is given by the following…

A: Moles of Aluminum =1 Initial temperature = 600°C Final Temperature = 700°C Heat of fusion = 393 J/g…

Q: What are the molecular and empirical chemical formulas of a compound made up of these molecules? H H…

A: The chemical formula that represents the number of atoms of all the elements present in the molecule…

Q: A reaction at 25.0 °C evolves 467. mmol of sulfur hexafluoride gas. Calculate the volume of sulfur…

A: Assuming the ideal behavior of sulfur hexafluoride, the volume of the gas can be calculated by using…

Q: 2 A 10.5 mL sample of liquid ethanol (C,H,OH, density = 0.789 g/mL) was injected into a 10.0 L…

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Q: Precipitation Titration (Argentimetry)   All of the following is true regarding Argetometric…

A: Argentometric titration method The correct statements are-- a) The method can be used for…

Q: 2) 3) Br benzyl bromide Br benzyl bromide NaOEt in dry alcohol water in formic acid solution Y…

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Q: Identify reagents that can be used to achieve the following transformation. More than one answer may…

A: Reducing agents convert aldehyde to primary alcohol by giving H- ion .

Q: 3. Show the step(s) necessary to carry out this transformation: acetone →N-isopropylaniline

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Q: An important flavor component of vanilla extract is vanillin (C8H8O3, molar mass = 152.15 g/mol).…

A: Using conservation of heat energy principle, mass of vanillin combusted can be calculated.

Q: Calculate the temperature (in °C) at which dimethyl sulfoxide (DMSO) boils at a mountain top…

A: Given , Atmospheric pressure = 550.0 torr