What is the atom ratio between C and H in C2H5OH? O 1/5 2/6 2/5 2/1

Q: In the textile industry, many dyeing processes utilize buffers to maintain the correct pH for variou...

A: Buffer solution: The solution which resists the change in it's pH when a small amount of strong acid...

Q: What carbonyl compound was used to synthesize the product shown below? HO. T. но O methanol and etha...

A: Carbonyl compound (aldehyde and ketone) reacts with an alcohol to form hemiacetal in the presence of...

Q: Consider the reaction A+2B⇌CA+2B⇌C whose rate at 25 ∘C∘C was measured using three different sets o...

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Q: Percent composition for P f4O

A: Calculate% composition in PF4O ?

Q: The graph below depicts the concentrations of four substances (A, B, C, and D) involved in a chemica...

A: Reactants react to form products in a reaction. Reactants are written on the left side of the arrow ...

Q: Draw Molecule Based On The IUPAC Name And Name Functional Groups: 5-methylhept-3-ynoic acid

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Q: a-helix B-pleated sheet H. OHH OHH R HH -NCC-Ncc H ÖH H OHH %3D %3D HHO 3D %3D H H %3D 3D HHO HIGIR

A: Amino acid is the building block of protein. Protein has four kinds of structure i.e. primary, secon...

Q: 2.) A researcher determined the enthalpy changed associated with the reaction: 2H,S(g) + SO2 > H20(g...

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Q: Which molecule will be in excess when pressure is decreased in the equilibria  2NO2 ⇋ N2O4  ?

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Q: 1. Why is it essential to compare the cosmetic ingredients and properties of the different brands of...

A: 1. Everyone has different type of skins someone can have oily skin, dry skin or any other type. So, ...

Q: how many drugs could we test for antitumor activity with a 51x41 grid ofcompounds?

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Q: Which of the following is the most correct order of using a ptl meter to measure the pH of a solutio...

A: The most correct order of using PH meter to determine the pH of a solution is given below

Q: Calculate E° for the reaction: CIO4 + 6 CI` + 6 H3O* →CIO + 3CI2 + 9 H2O E°CIO,/CIO", H30* = +1.360,...

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Q: How many days will it take for 88Ra with half life of 15 days decay from 2 mole to 0.5 mole

A: As we know nuclear decay follow first order kinetics and we know that half life of first order kinet...

Q: Complete the data sheet with relevant solutions in solving for the amounts needed in the experiment

A: Here we have to keep following points in mind  1. We are making homogeneous solution, in homogeneous...

Q: Does an electromagnetic spectrophotometer using photoelectron spectroscopy exist? Explain why or why...

A: A spectrophotometer is an instrument which measures the absorption of light at each wavelength of li...

Q: 3) Give the IUPAC names for the following structures: (a) NH2 NO2 (c) (d) с —н NH2 Br H3C

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Q: QUESTION 3 How many moles of solid NaF would have to be added to 1.0 L of 0.152 M HF solution to ach...

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Q: What volume of 1.53 M KMNO4 X OWLV2 | Online teaching and les X Content A cvg.cengagenow.com/ilm/tak...

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Q: Complete the following multistep syntheses by showing the major intermediate products and the reagen...

A: The reaction given is,

Q: 2p, 2p. 2py 2p. 2p, 2py 2р, 2р. 2р, 2р, 2р, 2р, 25 2s 2s 2s |Use MO theory to determine the bond ord...

A: Determine bond order of the given species ---

Q: Designate the Brensted-Lowry acid and Brønsted-Lowry base on the left side and also designate the co...

A: Accordind to bronsted lowry concept:  An acid is the substance which can donate H+ ions in aqueous s...

Q: An 18-0-18 + 3% iron (Fe) fertilizer must be applied to supply 2.0 pound of N per 1,000 square feet ...

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Q: For hydrogen bonds, answer these three questions: A) Are they found in polar, non-polar or both type...

A: Hydrogen bonding: It is a weak electrostatic force of attraction between a hydrogen atom covalently ...

Q: What volume of 1.44 M KMN04, in liters, contains 292 g of solute? Volume = L. %3D

A: Given that, Molarity of KMnO4 = 1.44 M  Molar mass = 158.034 g mol-1 Mass of KMnO4 = 292 g  Volume (...

Q: Stoichiometry and Dimensional Analysis Name 1. Grams divided by grams/mole results in units of: 2. G...

A: Since you have posted questions with multiple subparts as per guidelines we can answer only three pe...

Q: Using Heisenberg's uncertainty principle, calculate the uncertainty in the position of a. 1.50 mg mo...

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Q: 3A + 8B → C + 5D [D] (M) [A] (M) 55.3 41.2 35.8 21.9 11.6 Time (sec) 0.74 1.88 7.16 19 32 12.04 61 1...

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Q: Calculate the volume (in L) of an equimolar gaseous mixture methane (1), propane (2) and n-pentane (...

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Q: Fill in the missing values in the table below to the correct number of sig figs [H3O*] (OH"]| pH pOH...

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Q: If a 1.065 g sample of magnesium oxide of 84.736% were treated with 50 mL of 1.017 N sulfuric acid, ...

A:   A 1.065 g magnesium oxide sample of 84.736% purity is treated with 50 mL of 1.017 N sulfuric acid...

Q: How many grams of Cu(OH)2 will precipitate when excess Ba(OH)2 solution is added to 45.0 mL of 0.778...

A: Given reaction:-  CuCl2(aq) + Ba(OH)2(aq) -----> Cu(OH)2(s) + BaCl2(aq) Molarity of CuCl2 = 0.778...

Q: 9. A gas obeys the van der Waals equation with P, = 3.040 x10 Pa and T. 473 K. Calculate the value o...

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Q: When the substance shown below burns in oxygen, the products are carbon dioxide and water. How many ...

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Q: acetylsalicylic acid vs salicylic acid

A: In this question we have to explain the acetylsalicylic acid and salicylic, it's chemical difference...

Q: Why is anhydrous diethyl ether an important solvent to use in a grignard chemical reaction?

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Q: At a given temperature, the equilibrium constant Kp for the reaction PCl3(g) + Cl2(g)  PCl5(g) is 0....

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Q: How many moles of CH3OH are there in 68.0 mL of 0.400 M CH3OH?

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Q: Calculate the mass defect and binding energy for 13C atom.

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Q: Consider the following rate law: rate = k[acetone][l2]°[H*]ª What effect would decreasing the concen...

A: Given, Rate law expression: rate = k[acetone]1[I2]0[H+]1 Here, k = rate constant [acetone]1 = concen...

Q: 6. Which one of the following statements regarding a dynamic equilibrium is false? a) At equilibrium...

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Q: ase balance the ionic equation below & 20. í Cu(NH3)4(H2O)2]2* () + _H2SO4 (2) → _CUSO4 ee) + _(NH4)...

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Q: Report the photon energy (in kJ/mol) for the single Li emission and the two Na emission wavelengths....

A:  i) To Calculate photon energy (in kJ/mol) for the single Li emission and the two Na emission wavele...

Q: Which of the following ions are always spectator ions in double displacement reactions? Select an an...

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Q: Write and upload the complete and balanced equation for the following two reactions.  1) The combus...

A: The Chemical reaction follows the law of conservation of mass. According to the law of conservation ...

Q: Determine the pH during the titration of 67.0 ml of 0.375 M formic acid (K, - 1.8x10 4) by 0.375 M K...

A: a.)  Before addition of KOH, there is just formic acid solution , so we would use ionization equatio...

Q: Sodium-based street lamps emit light at a wavelength of 569 nm. What is the frequency of this light...

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Q: what reagents can you use to connect the cl to the double bond to make it all one product? CI 3D0

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Q: Referring to Question 2 in the Feedback Form, calculate the rate constant (k) for the reaction of Ye...

A: We would use the equation which is used to plot ln(abs) vs time plot.  

Q: The addition of strong acid to a weak base will create a_____ , where the strong acid is_______  con...

A: When we add strong acid the weak base I. e. Strong acid vs Weak base titration.  For example,  Addin...

Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.