Me2N OEt

Q: Express the absorbance of 0.66 in terms of percent transmittance. A. 66% В. 22% С. 78% D. 34% Е. 33%

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Q: Calculate the equilibrium constant, K, for the reaction shown at 25 °C. Fe*(aq) + B(s) + 6H,O(1) - F...

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Q: CH; CH2OH OH acid ethyl 3-methylbutanoate c. isobutylethanoate b. ethyl 2-methylpropanoate d. 5-meth...

A: The question is based on the concept of organic reactions.   We have to identify the product formed....

Q: The following sequence of elementary steps is a proposed mechanism for the reaction. Based on the da...

A: RATE DETERMINING STEP The slowest step in the reaction is termed the rate-determining step of the re...

Q: To make a saturated aqueous solution of ammonia, 470 g of ammonia are dissolved with one liter of wa...

A: Given, mass of ammonia = 470 g Volume of water = 1L density of solution = 0.89 g/mL

Q: K3PO4 + Ca(NO3)2 → Ca3(PO4)2 + KNO3 Which of the following gives the balanced equation for this ...

A: The above-given reaction is : K3PO4 + Ca(NO3)2 → Ca3(PO4)2 + KNO3 We have to write the balanced equa...

Q: Answer Q18, 19, 20

A: Organic reaction mechanisms

Q: how do we calculate the enthalpy of reaction

A: Enthalpy of reaction can be found from the below formula.

Q: ar Aluminum: 8-

A: We have to tell the density and atomic Mass of aluminum. Atomic number of Aluminum is 13. Density is...

Q: Magnesium metal reacts with 0.100 L of 0.450 M hydrochloric acid to produce magnesium chloride and h...

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Q: 5. Which statement below about ligands that form coordination complexes with transition metals is fa...

A: A. A ligand that attaches itself to a metal ion is functioning as a lewis acid. 

Q: give the proper IUPAC name for the following compounds

A: To get the IUPAC name first we will have to give numbering. Then according to the substituents the n...

Q: S. Titanium occurs in the magnetic mineral ilmenite (FeTiO3), which is often found mixed with sand. ...

A: The given reactions are, FeTiO3s + 3Cl2g + 3Cs → 3COg + FeCl2s + TiCl4gTiCl4g + 2Mgs → 2MgCl2l + Tis...

Q: What are the most important constraints in selecting a unit cell

A: A unit cell is the smallest repeating portion of a crystal lattice. When the unit cell repeats itsel...

Q: A solution contains 1.34x102 M manganese(II) nitrate and 8.00×10M zinc acetate. Solid sodium sulfide...

A: Solubility product is a product of the concentration of ions with the power when the solution is sat...

Q: What are the most important constraints in selecting a unit cell?

A: The repeated unit cell must produce the regular lattice in space. This is one of the most important ...

Q: What volume of 1.000 M NaOH solution would be required to neutralize 25.00 mL of 0.550 M H3PO4?

A: Given:  Volume of H3PO4 = 25mL=0.025LConcentratin of H3PO4 = 0.550MVolume of NaOH =  ???Concentratio...

Q: Chem

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Q: In the reaction N2(g) + 2O2(g) ---- > 2NO2(g) what is the volume ratio of N2 to NO3 A. 2:5 B. 2:1...

A: There is an error in the question. It should be NO2, and not NO3. I've corrected and answered accord...

Q: I am stuck on the theoretical and percent error

A: Using Rydberg formula we can easily calculate the wavelengths of the given transitions. 1λ=Z2R∞1n12-...

Q: Malfunction / higher boiling point of HF compared to other hydrogen halides

A: Intermolecular forces are defined as the forces of attraction or repulsion which is present between ...

Q: Which one is more soluble, Calcium Hydroxide or Barium Oxalate?

A: At is known that, The solubility  of Barium Oxalate at standard condition is  0.9290 mg/L which is i...

Q: Solve this correctly

A: CrO3 + H2SO4 + H2O is the oxidizing reagent. It is known as Jones reagent. It oxidizes the alcohol g...

Q: Answer Q31, 32, 33

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Q: Answer Q21, 22

A: The question is based on the concept of properties of transition elements. We have to correctly dete...

Q: Use the electron dot structures to determine chemical formulas for the ionic compounds formed when t...

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Q: Prof Adam and his colleagues synthesized compound E, with th formula CSHCI. They wanted to identify ...

A: Constructing a block diagram to understand the question bettter.

Q: Which of the following represent structural isomers of the molecule shown in the model?

A: Solution- the following represent structural isomers of the molecule shown in the model which struct...

Q: The following cell has a potential of 0.10 V at 25oC. Ni(s) | Ni2+(aq) (1.0 M) || H+ (? M) | H2(g) (...

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Q: Answer Q93, 94, 95 showing detailed explanations.

A: Metal complexes are formed  by forming metallic or coordiantion bonds with neutral or negative atoms...

Q: MnO4– + Sn ----> MnO2 + Sn2+ A) Identify the half-reaction that occurs at the cathode. B) Identif...

A: Electrochemistry  is branch of chemistry  that deals with chemical changes  produced by electricity ...

Q: Answer Q43, 44, 45

A: The solutions are given below - 

Q: 5. Predict the product for the following reaction. CH; CH,OH OH acid a. ethyl 3-methylbutanoate c. i...

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Q: Answer Q44, 45, 46

A: 45). The NaBH4 has ionic as well as covalent bonding.  

Q: Classify the following two compounds as Hemiacetal or Acetal. Write a reaction showing how each comp...

A: Applying definition of acetal and hemiacetal.

Q: Using the figure below, write the electron configuration of the following Carbon (C) 1s22s22p2 Alu...

A: Write the molecular formula resulted due to the sharing of the following, name the compounds; C + 2C...

Q: What is the change in internal energy for a system if the system absorbs 537 kJ of heat and does 160...

A: Heat absorbed, q = 537 kJ  Work done, w = -1609 kJ (work done by the system is -ve)  

Q: Answer Q35, 34 showing detailly all explanations

A: Since you have posted multiple questions, we are entitled to answer the first only. Please repost ot...

Q: True or False The chemical shift of an alkyne proton is higher than expected due to its location wit...

A: Statement given  The chemical shift of an alkyne proton is higher than expected due to its location ...

Q: Which of the following statements about nucleophilic reactions are generally true ? V SN2 reactions ...

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Q: 10. Predict the product for the following reaction. HO NHCH,CH, NHCH,CH, I NCHCH3 но II II CH,CH,NH,...

A: Given Product = to be determined 

Q: If a sample of gas has an initial volume of 563.2mL and an initial pressure of 547,563 Pa, what is t...

A: Given: Initial volume of gas, V1=  563.2mL Final volume of gas, V2 = ???  initial pressure gas P1= 5...

Q: How does the coordination number depend on the structure of the metal?

A: In solid matter, atoms and molecules form a variety of geometrical structures depending on the way t...

Q: State which acid is the strongest acid and which is the weakest acid? Briefly explain your answer. a...

A: Concept is based on acidity of organic compounds.

Q: Calculate the pH of a buffer that is 0.200 M H3BO3 and 0.122 M KH2BO3. The Ka for H3BO3 is 5.8 × 10-

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Q: The following is a proposed reaction mechanism for the decomposition of BrO2: 1          BrO2 + CO -...

A: Since you have asked a question with  multiple sub-parts, we will solve  first three sub-parts for y...

Q: If 200ml of h2 gas at 550mm of Hg 350 mL of At gas at 1.2 atm and 675 mL of Co2 gas at 850mm of Hg a...

A: Applying Doltons rule of partial pressure PV= P1V1+P2V2+.......

Q: 1b. Write the chemical equation for the reaction of aqueous solutions of potassium chromate and calc...

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Q: H Identify the element that has the highest mass percent composition in C,H120. Он Oc Identify the e...

A: Applying concept of%mass of elements.

Q: Fill the blank in the table below elements Chemical formula Type of bonding Polarity and ...

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Aldehydes and Ketones

Aldehydes and ketones are organic compounds that have a carbonyl group, C = O, as their functional group. They both differ in the placement of this carbonyl group in their structures.