• Stock solution: 1000 mg/L Target sample concentrations: 50-400 mg/L • Create a 5-point standard dilution to cover the test • If each test only needs 10 mL, make plans to make the dilution so you have 20 mL of each concentration. ·

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Q: The polymerization of vinyl chloride (1.6x105M) is carried out using hydrogen Peroxide (0.4x10 M),…

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Q: 3. Describe (or draw) how NaCl salt is formed (hint: involves charges).

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Q: I CH3-CH2 4.CH3-CH-CH-CH2-CH-CH2-CH2-CH2-CH2-CH3 I CH3-CH2 I CH3-CH2 I CH3 5.…

A: -> For IUPAC naming following steps are required - First of all identify the longest carbon…

Q: WRITE THE CHEMICAL FORMULA OF THE FOLLOWING COMPOUNDS. •Nitric acid •Nitrous acid

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Q: The concentration for a zero-order reaction is given by the equation: [A] = -kt + [A]o Where: [A] =…

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Q: The ionization constant of acetic acid (0.05 M) is 1.74×105. Answer 2 and 3 questions: (2) Calculate…

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Q: 1. A gas is confined to a cylinder under constant atmospheric pressure. When 0.49 KJ of heat is…

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Q: The ionization constant of acetic acid (0.05 M) is 1.74x105. Answer 2 and 3 questions: (2) Calculate…

A: Given , Concentration of acetic acid (CH3COOH ) = 0.05 M Ionisation constant =1.74×10-5

Q: Can you show your work on a piece of paper, please? Preferably step by step, I'm still a little…

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Q: An ideal gas receives 2453 of heat and contracts by 1.30 h against an external pressure of 60.0 KP9.…

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Q: Solution A в с D [H*] -8, 2 × 10 м [OH] 1 x 10 м PH 12.3 POH 6.8 Nature of solution

A: Hydronium ion concentration is an important parameter of an aqueous solution. The concentration of…

Q: a) Provide reagents, reaction conditions and a curly arrow mechanism for the three component…

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Q: For the expression pH=pK₂ + log What is [A]? [B] [A] the pH = 4.130, the pka = 4.200, and [B] =…

A: Answer: Both the questions are based on the skillset of solving the mathematical equation in…

Q: (4) CuSO4 is electrolyzed for 10 minutes with 5.1 A current, calculate mass (g) of Cu deposited? B)…

A: The Faraday's first law of electrolysis states that, the amount of compound deposited at electrode…

Q: 125.0- 100.0- °C 0.0- -25.0- 6010 J 940 J 0 7520 J 10000 AH vaporization liquid gas 20000 30000 Heat…

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Q: HO НО

A: In the given reaction we need to convert the given secondary alcohol to primary alcohol.

Q: Write out structure representations for all isomers of the following complexes: (b)…

A: The given question is from inorganic chemistry.  It is from Coordination compounds.  The main thing…

Q: Nitrogen fixation is an essential process to ensure the uptake of the essential element nitrogen and…

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Q: given the molar mass of Na2SO4.nH20 is 322.1 g/mol, calculate the value of n

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Q: How much heat (in kilojoules!) is released when 2.0 grams of water cools from 110 to 55? (your…

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Q: Multiple Choice 1. This overall reaction is best described as being: a. exothermic b. endothermic c.…

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Q: 58. Express the following quantities using scientific conventions and mathematical procedures,…

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Q: Write out structure representations for all isomers of the following complexes: (a)…

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Q: Both OF2 and CS2 molecules contain polar bonds.  Explain why one of these molecules is polar and the…

A: The covalent bond is formed by the sharing of electrons between the atoms.

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

A: we have to name the given structure

Q: What is the vapor pressure of water at 80°C? The normal boilir point of water is 100°C. 0.48 atm 1.0…

A: Given,  The normal boiling point of water at 100 °C The vapor pressure of water at 80 °C is:

Q: 2. Methylamine has a vapor pressure of 344 torr at -25 °C and a boiling point of -6.4 °C. Find AHap…

A: Given, Pressure (P) P1 = 1atm = 760 torr P2 = 344 torr Temperature (T) T1 = -6.4°C = (-6.4 + 273.15)…

Q: The ammonia molecule NH3 has vibrational modes. 6 4 7 12

A: In a molecule the number of vibrational modes can be determined by using the following formula:

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A: The boiling point of water boils is 100 °C at 1 atm pressure. ΔHvap-40.6 kJ/mol We have to find out…

Q: concentration of the total suspended solid. In the laboratory, 5 mL of the water sample was…

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Q: H3C- d) H3C CH3 CH3 + + H2O H₂O ОН H₂O*

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Q: The sodium bicarbonate in an antacid tablet is titrated with 21.5 mL of 0.300 M hydrochloric acid.…

A: A) Given, Molarity of HCl solution = 0.300 M = 0.300 mol/L Volume of HCl solution = 21.5 mL = 0.0215…

Q: explain the basis of ionic bonding

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Q: 8. Propanoic acid (CH₂CH₂COOH, which we simplify to HPr) is a carboxylic acid whose salts are used…

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Q: The oxidation of ammonia is a reversible exothermic reaction that proceeds as follows: 4 NH3(g) +5…

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Q: the extraction

A: The question you uploaded is multiple questions. According to the Guidelines, if there are multiple…

Q: Assign R/S for carbon 13. I Attachments но- A. R B. S ОН 3 ОН IS Н 16 12 10 ОН ||

A: Please find the attachment.

Q: Question: Arrange the following in order of their mass: atom, electron, molecule, proton. Please…

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Q: Q1. (a) In each of the following cases (I. to III.) identify which polymer in each pair has the…

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Q: If the following redox reaction 2 Li + Cu²+ → 2 Lit + Cu is found to occur spontaneously, identify…

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Q: Both OF2 and CS2 molecules contain polar bonds.  Explain why one of these molecules is polar and the…

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Q: Many elements have been synthesized by bombarding relatively heavy atoms with high-energy particles…

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Q: Calculate the binding energy per nucleon (in J) for 7Be and Be. The atomic masses are 7.016930 u for…

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Q: . Count the number of carbon and hydrogen atoms in each of the following {*AY.s (d) (b) (c) (e)

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Q: If the following redox reaction Cd + 2 Ti³+2 Ti²+ + Cd²+ is found to occur spontaneously, identify…

A: The redox reaction is: Cd + 2Ti3+ → 2Ti2+ + Cd2+

Q: Which is more reactive, Fe2+ or Fe3+, and why?

A: Well, in order to find the reactivity of Fe2+ and Fe3+. We have to see the electron distribution.…

Q: 1. SYNTHESIS (Marriage) - Elements will combine EXAMPLE: A B Mg (mono) Cl (di) Cl₂ Mg ANSWER: MgCl₂…

A: Here we have to write the formula of the ionic compound formed in the following given synthesis…