DATA AND OBSERVATIONS Part A: XUF Analysis of Your Pennies Basic Characteristics "Old" penny "New" penny Year minted 1975 2/2 2016 2/2 Mass (g) 3.1184 2/2 2.5028 2/2 General appearance Dull, dark bronze XRF Results You need a minimum of 2 rows in the "New" Penny table. Element Abundance in "Old" Penny (%) Element 2/2

Q: b. 5. Complete the following reactions. Make sure to name all reactants and products. a.…

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Q: Show a mechanisms to solve for the product

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Q: For determing Keq – the Equilibrium Constant of a Coordination Complex, list out the glassware,…

A: (1) Almost 5 beakers of 100mL each (or even 150mL)(2) Almost 5 volumetric flasks of volume 50mL.(3)…

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A: Step 1: Write the Newman Projection into a wedge and dash figure. The point of view is on the right…

Q: mtl

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Q: Please correct answer and don't use hand raiting

A: Here given substrate isHere the leaving group is OTs (tosylate group). The carbon attached to the…

Q: what is the ph of a 0.250 m c5h6ncl aqueous solution? kb(c5h5n ) = 1.7*10^-9

A: Step 1: A salt, which is formed from a strong acid (HCl) and weak base (C5H5N), is an acidic salt.…

Q: 10. please dont submit AI. answer as its wrong

A: If you have any confusion related to any part , you can ask!

Q: Draw the major product of this acid-base reaction. Include all lone pairs. Ignore inorganic…

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Q: 6. please dont submit AI. answer as its wrong

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Q: : ค Specifically, in the drawing area below draw the condensed structure of what R might be. There…

A: Step 1: Step 2:Mechanism  Step 3: Step 4:

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A: Problem: Consider the combustion of acetylene gas.a) Predict the signs of ΔH and ΔS.b) Calculate…

Q: 2. H₂N- 器 + H3N

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Q: What is the product when reacting propanamide with the listed reagents?

A: Amide is very less reactive towards nucleophile as the electrophilicity of amide group is decreased…

Q: You should describe the topics studied in determining Keq – the Equilibrium Constant of a…

A: The determination of the equilibrium constant (Keq) for a coordination complex is a fundamental…

Q: On what grounds is A more reactive than D?

A: In both E1 and E2 reactions, compound A is more reactive than compound D due to the presence of the…

Q: A photon of blue light has a wavelength of 4.62 × 10-7 m (462 nm). Calculate the energy ofthis…

A: The energy of a photon is given by the equation E = hν, where E is the energy, h is Planck's…

Q: find cH° 298 and cU° 298 of a-D-glucose(c), C6H12O6, to CO2(g) and H2O(l). (b) 0.7805 g of…

A: Part (a): Calculate cH298∘ and cU298∘ of α-D-glucose (C₆H₁₂O₆)Given the chemical…

Q: Provide the correct IUPAC name for the compound shown here bellow

A: Steps to write the name:Step 1: Identify longest carbon chain with most substituents. Select the…

Q: Complete mechanism ง Br 1. P (Ph)3 2. 3.

A: The PPh3 molecule attacks the given alkyl bromide and substitutes it via a SN2 reaction.The strong…

Q: DIC 5- Draw a qualitative energy diagram for the reaction (assume that the first step is slower than…

A: since first step is slower than the second step, it has higher activation energy.

Q: 6c12: In addition to solving the problem please give brief explanation for concepts and solution if…

A: To solve this problem, we need to use the given first-order rate constant to calculate the half-life…

Q: KCI Opolar covalent bonds nonpolar covalent bonds ionic bonds BCL3 ionic bonds nonpolar covalent…

A: Ionic bonds:The ionic bond formed between metal and non-metal atoms.Covalent bonds:The covalent…

Q: 1.46 (a) For an ideal gas, use an equation like (1.30) to show that dP = P(n¯¹ dn + T¹¹ dT - V¹ dV)…

A: Approach to solving the question: Detailed explanation:Examples: Key references:

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A: The first step is the bromination of alkane in the presence of light. It occurs in the more…

Q: Can you explain it? Provide examples with the various steps and explanations. How can I locate…

A: Benzylic carbon is a carbon atom that is directly attached to a benzene ring Resonance structures…

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A: Identify the longest carbon chain: The longest chain in the molecule consists of five carbon…

Q: 5. Determine the products for each of the following reactions. Label each carbonyl group as either a…

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Q: 7. Use the following figure of raffinose to answer the following questions: HOH₂C HO HO HO HO H₂ OH…

A: Step 1:Raffinose is a trisaccharide of three monosaccharides: galactose, glucose, and fructose. It…

Q: S 1:  0   (absorbances)  -   447.30  S 2: 0.127 (absorbances)  - 447.30  S 3: 0.282 (absorbances)  -…

A: Absorbance DataFrom the absorbance data provided, we can relate the absorbance values to the…

Q: Show work with explanation needed..don't give Ai generated solution

A: Approach to solving the question:Hydrocarbons are written in various ways to represent the structure…

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Q: 8.50 Use the Latimer diagram for xenon in basic solution in Appendix B.7 to: a. Construct balanced…

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Q: Help M ง C LÖH

A: Detailed explanation:Left Structure: This is a basic hydrocarbon chain with a small branch. It's…

Q: Give me detailed mechanism Solution with explanation needed. don't give Ai generated solution. avoid…

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Q: The standard Gibbs energy (p = 100 kPa, 25 °C) of formation of H2O (1) is 237.129 kJ mol-1 and its…

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Q: 9. please dont submit AI. answer as its wrong

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Q: Draw the major product of this reaction. Ignore inorganic byproducts. ㅅ H + NaOCH2CH3, CH3CH2OH Q Q

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A: The question is asking for the rate of change of the concentration of Br2 (Δ[Br2]/ Δt) given the…

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A: Step 1:if you want to determine the moles of H2SO4 added, you would have the known concentration…

Q: 18. please dont submit AI. answer as its wrong

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A: The reagent NaNH₂ in NH₃(l) is commonly used to deprotonate terminal alkynes, creating an acetylide…

Q: pleace solve it and explain in detail

A: Addition polymerization reaction:The monomer reacts with each other without losing any atoms to form…

Q: Daily Problem #22 Draw the mechanism for the reaction below. Br 스액

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Q: Draw the most likely conjugate base resulting from this acid- base reaction. Include all lone pairs.…

A: Approach to solving the question: To draw the most likely Conjugate base for the given acid-base…

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A: To answer this question, we need to consider the standard reduction potentials of the species and…

Q: Calculate the degree of unsaturation in the following formulas, and draw five possible structures…

A: Step 1: Degree of unsaturation Gives an idea about the number of rings and π bonds (double or…

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Q: 2. Use Lewis Structures to show the formation of the following ionic compounds. a) Aluminum +…

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Q: 2. In your first trial for finding the heat of solution for KNO3, the mass of the empty Styrofoam…

A: The problem is asking for the mass of the water that was added to the Styrofoam cup. We know the…