What was causing the mussel shells to erode?

Q: Bromine Test Test tube 1 Test Tube 2 Baeyer's Test Observation Observation Interpretation…

A: The bromine water test is a qualitative test, used to identify the alkene or alkane functional…

Q: 2) Calculate the mass defect and binding energy the nuclide 1058 where the mass of 10 B atom -…

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Q: A calibrated flask has a mass of 0.02 kg when empty, 0.095 kg when filled with water, and 0.058 kg…

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Q: LOCH 3 NO₂ IV LOCH3 LOCH 3 NO₂ NO₂ HNO3/ H₂SO4 LOCH3 NO₂ || O₂N V ||| LOCH3 LOCH3 NO₂ NO₂

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Q: Which of the following salts has the lowest molar solubility at 25°C? O a. MnS (Ksp = 2.5 × 10-10) O…

A: The molar solubility of a sparingly soluble salt can be determined from the solubility product…

Q: Take notes using a wide range of analytical instruments.

A: Analytical instruments are class of equipments that are used in chemistry for various analytical…

Q: 2) Provide the mechanism type for the reactions below from the following list: SN2 (concerted…

A: 1.Nucleophilic addition:A chemical addition reaction in which a nucleophile forms a sigma bond with…

Q: Read section 3.10. Draw a bond-line structure of the most stable conformation for methylcyclohexane,…

A: The arrangement of electrons in an alkane's sigma molecular orbital revolves symmetrically around…

Q: (A) Compound 1 name: НО. H Holl CH₂ 1

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Q: Find the number of carbon atoms in the sample. (b) Find the number of carbon-14 atoms in the sample.…

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Q: Homework: What mass of Ca(OH)2 is present in a sample if it is titrated to its equivalence point…

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Q: Which element is the excess reagent when 3.00 moles of Mg is ignited in 2.20 moles of pure oxygen in…

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Q: Use bond energy values (Table 8.5) to estimate DH for the following reaction H-C=N(g) + 2H₂(g)…

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Q: The solubility of nitrogen gas in water at 25 °C and pressure 1 bar is 6.3 x 10-4 mol/L. Calculate…

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Q: When the actual yield is divided by the theoretical yield and multiplied by 100%, the: chemical…

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Q: O Macmillan Learnin A student places a block of hot metal into a coffee cup calorimeter containing…

A: A question based on heat capacity. A data of variation in temperature of the water medium with…

Q: Would the first one be true or false

A: To answer Would the first one be true or false ?

Q: Draw an energy diagram for the following elimination reaction on the graph provided. + Br Energy →…

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Q: Consider this: PCIs decomposes to PCI3 and Cl2 according to the equation PCI5 = PCI3+Cl2 When a…

A: PCl5(g) = PCl3(g) + Cl2(g)…

Q: 20. Provide the reagent that yields the following product. 1. EtMgBr, dry ether; 2. water 1. EtMgBr;…

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Q: 9. If 50.0 mL of a 0.0010 M CaCl₂ solution were added to 50.0 mL of 0.010 M Na₂SO4 solution, would a…

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Q: In an experiment, a student was asked to measure the densities of liquid acetone and metallic…

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Q: Solid Pb(IV) oxide was placed in a 1-L vessel containing hydrogen as at a pressure of 3 atm PbO2(s)…

A: We are given the equilibrium reaction PbO2(s) + 2 H2(g)  ⇌   Pb(s) + 2 H2O(g) at pressure 3 atm We…

Q: At equilibrium, is the sum of the concentrations of all of the reactants always equal to the sum of…

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

Q: Given that delta H (change in enthalpy) = -2808 kJ mol-1 and delta S (change in entropy) = 182. 4 J…

A: Given -  ∆ H (change in enthalpy) = -2808 kJ mol-1 ∆ S (change in entropy)= 182.4 J K-1 mol-1…

Q: 28. Consider the general reaction aA + bB cC and the following average rate data over some time…

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Q: Consider the following orbital energy diagram, which shown where electrons reside within atomic…

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Q: Fast pls in 5 min will give u like for sure Create a synthesis of the heterocyclic compound 5 from…

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Q: ii) ces shown above would best be described as: d. aliphatic hydrocarbons e. aromatic hydrocarbons…

A: Hydrocarbons are the compounds that are made up of carbon and hydrogen atoms.We have been asked to…

Q: Which element or ion has the following electron configuration? 1s22s22p63s23p64s23d104p6   Select…

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Q: Propose a retrosynthetic analysis for 10. No more than 3 retrosynthetic analysis steps are…

A: Reteroanalysis of given molecule 10. The given molecule to be synthesized is an alpha-beta…

Q: = ny In order to determine which atom is the oxidizing agent and which atom is the reducing agent in…

A: In a chemical process, an oxidant, also known as an oxidizing agent, obtains electrons and undergoes…

Q: The specific heat capacity of lead is 0.13 J/g °C. How much heat (in J) is required to raise the…

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Q: At 25 ºC, the resistance of a cell containing a 0.01 mol.L–1 KCl solution is 525 Ω. The resistance…

A: The degree of dissociation (α) is given by α = Λm/ Λ°m Λm is molar conductivity and is Λ°m limiting…

Q: When does a corrosion reaction occur? when two or more molecules combine to form a larger one O O…

A: Corrosion is a natural phenomenon where metal converts into more stable metal oxides after…

Q: Distinguishing solid, liquid and gas phases of a pure substance There aee sets of sketches below,…

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Q: buffered at pH 10 and after a ddition of Eriochrome Black T required 1 1 mL of 0.00499 M EDTA for…

A: We are given 100 mL sample of drinking water was buffered at pH 10.  Erichrome black T was added and…

Q: a) Draw the Lewis structure for BrF 5 b) State the VSEPR notation. c) Predict the shape of the…

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Q: 26. (i) Why is the ester formation of alcohols and acid chlorides done in a weakly basic solution…

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Q: The solution that was prepared has a pH of 5.61. How many hydroxide ions are pr esent in the…

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Q: An organic compound with molecular mass 69 is transparent above 200 nm. The absorption bands is…

A: To predict the molecular structure of the compound.

Q: What advantages or disadvantages do initial rate studies have in comparison to time course studies…

A: Initial rates make it possible to determine the values of these reaction orders by repeatedly…

Q: Give a correct possible combination of four quantum numbers (n, l, ml, ms). 1. 3s (___, ___, ___,…

A: The arrangement of an electron in a atomic orbital is called electronic configuration.  Electron…

Q: A) Compound 1 name: HO H HO!!!!! H ill I CH3

A: This is an structure of alkaloid

Q: Consider these react 1 Reaction 1: Reaction 2: Reaction 3: H₂(g) + Cl₂(g) →→→ 2HCl(g) 20F2(g) ->…

A: Answer-528 g chlorine consumed

Q: 2 NO(g) + Br₂(g) → 2 NOBr(g); AH = -18.2 kJ COLUMN A Kp at 25°C COLUMN B Kp at 50°C

A: Using integrated van't Hoff equation, Kp can be determined at different temperatures.

Q: A sample consisting of 1.00 mol Ar is expanded isothermally at 20 °C from 10.0 dm3' to 30.0 dm3'.…

A: For isothermal expansion of an ideal gas against vacuum, (i.e. against zero external pressure) is…

Q: Why is the balance between water and lipid solubility of a drug important?   What does the pKa…

A: Drugs are a type of substance or compound that are used for diagnosis, prevention, cure, or relief…

Q: 23.  What effect makes the chloride a good leaving group in acyl chloride? a. +I b. -I c. +M d. -M…

A: Positive inductive effect(+I): The atom or group which donates electron density to the molecule is…

Q: Propose a mechanism of the following reaction and predict their product CH3O- + CH3Br ---> ?

A: Strong nucleophile favor SN2 mechanism