A first order reaction initially contains 3.95 x 10²⁰ molecules. If the reaction has a half-life of 20.0 minutes, how many molecules remain unreacted after 80.0 minutes?

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Q: If you place a container of a mixture of liquid water and water vapor (the system) on a hotplate:…

A: Solutions- The process is called Boiling point of water.

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A: 1.Monomer are the smallest repeating unit of polymer. 2. PCTFE is polychlorotriflouroethylene.

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Q: Aluminum sulfate (Al2(SO4)3) dissolves according to the reaction below. Al2(SO4)32Al³+ + 3SO²- If…

A: Given, Al2(SO4)3 ----> 2Al3+ + 3SO42- moles of Aluminium sulfate, Al2(SO4)3 dissolves = 5.5 moles…

Q: 1) b b CN The carbon with the smallest delta value (the most shielded) is The carbon with the…

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Q: 28. Circle and name the functional groups in the following molecules: a) b) c) H3C- ном...... HO.…

A: Given various compounds  ,we need to circle and name  the functional groups .

Q: How long will it take for the concentration of A to decrease from 0.910 M to 0.483 for the reaction…

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Q: Consider a state for which the molar volume is 4.00 x 104 m³/mol at 288 K. If the van der Waals…

A: Given that -  Molar volume = 4.00×104 m3/mol = 4.00×107 L/mol  Temperature = 288 K  Vander Wall…

Q: (1 mole) HF, heat ?

A: •Given:-

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Q: b. How many sources of induction does the following secondary carbocation have? How many sources of…

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Q: If air in a sealed flask at 25 degrees C has a pressure of 147.2 KPa, what is the value of the…

A: Given Pressure= 147.2 kpa Temperature= 25°C

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Q: point, to 12-6. Neglect heat gained from or lost to the surroundings in this problem. ture of…

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Q: Give an acceptable name for the alkane (CH3)2CHCH2CH(CH3)CH(C2H5)2

A: According to IUPAC nomenclature :  Select the longest continuous chain of carbon atoms called as…

Q: If a buffer solution is 0.200 M in a weak base (K₁ = 3.6 × 10-5) and 0.580 M in its conjugate acid,…

A: Introduction Buffer solutions are prepared by adding a weak acid and its conjugate base, or a weak…

Q: An aqueous solution of hydrobromic acid is standardized by titration with a 0.147 M solution of…

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Q: Classify each of these solids as ionic, molecular, metallic, or covalent (also known as…

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Q: Please Explain. Thank You Write a plan and theory with equations and pictures  An unknown solid…

A: The answers of the above mentioned questions are given below:

Q: Does a reaction occur when aqueous solutions of magnesium sulfate and calcium acetate are combined…

A: Ch

Q: Give typed explanation What is the ground state free ion Term for Eu3+?

A: The ground state term for an ion is given by: = LJm = LJ2S+1 Where, m = spin multiplicity L =…

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Q: Calculate the relative neutralizing value for a ground limestone with the following characteristics.…

A: Answer- Effective Neutralizing value (ENV)- Relative Neutralizing value-

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Q: Consider two initially separate metal blocks of aluminium (M, = 26.98 g/mol) and lead (Mr = 207.19…

A: The total heat absorbed or lost (Q) by a system is expressed by the formula Q = mCp x ∆T.  m = mass…

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Q: A typical barometric pressure in Kansas City is 747 torr. What is this pressure in atmospheres, in…

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Q: 15.2 For each alcohol, give all combinations of Grignard reagent + carbonyl that will give the…

A: All the given reaction is nucleophilic addition reaction .

Q: 1. Straight line softening A groundwater was analyzed and found to have the following composition…

A: “Since you have posted multiple questions, we will provide the solutiononly to the first question as…

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Q: For a gaseous sample, temperature (T) and quantity (n) are O inversely related O directly related No…

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Q: Using the bond energy table below, compute AH° for the following reaction: CH3 CH CH3 CH3 H-CI C-C…

A: In this question, we will determine the ∆H° of the given radical substitution reaction.

Q: 1) Et Mg Br 2) H ₂0 3) Na₂Cr₂O₂, H₂SO4, H₂O 4) Et ing Br 5) H₂O

A: tertiary alcohols are not oxidized by oxidizing agents such as reagent (3). Alcohol react with…

Q: 4.8x10-4 4.8x10-4 with respect to A, and n determines the reaction order with respect to B. The sum…

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Q: Draw the organic product(s) you would expect from the following reaction. + Br₂ (1 mole) CH₂Cl₂…

A: In this reaction, two type of addition products are formed one is 1,2-addition product and another…

Q: How long will it take for the concentration of A to decrease from 0.910 M to 0.673 for the reaction…

A: Initial concentration, [Ao] = 0.910 M Final concentration, [A] = 0.673 M Rate constant, k = 0.153…

Q: Figure 5: FCC unit cell (atoms omitted). Figure 6: FCC unit cell divided (atoms omitted). Figure 7:…

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Q: An antibiotic containing sulfur was treated chemically to convert the sulfur in the antibiotic to…

A: According to the question, The mass of antibiotic is given by =24.57 mgThe mass of barium sulfate is…

Q: the following reaction proc carbon dioxide (gas): NaHCO3+H3C6H5O7 → Na3C6H5O7 + H₂O + CO₂ 8. The…

A: The given reaction is as follows: PbN6+CrMn2O8 → Pb3O4+Cr2O3+MnO2+NO We have to balance this…

Q: Predict the product of the Diels-Alder reaction of this compound with cyclopentadiene. Draw your…

A: The Diels-Alder reaction is a type of chemical reaction that involves the reaction of a conjugated…

Q: Part 1 On the basis of the frequency factors and activation energy values above, calculate the rate…

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Q: Add 0.3 M AgNO3 to each of the cold sample solutions until AgCl is observed to coagulate. Determine…

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Q: 7. What is the IUPAC name of the following compounds? A b) 이

A: Note: According to our guidelines we are supposed to answer only first three subpart.  Kindly repost…

Q: Classify these salts as acidic, basic, or neutral. Acidic NaF Basic NH4CIO4 K₂CO3 Neutral KCI LiBr

A: Salts are ionic compounds composed of positively charged cations and negatively charged anions. They…

Q: Consider the reaction Using the information in the following table, calculate the average rate of…

A: Given : reaction

Q: For the following reaction, 18.2 grams of iron are allowed to react with 37.9 grams of chlorine gas.…

A: The given information is as follows:        iron (s) + chlorine(g) →iron(III) chloride(s) The mass…