If 87 J of heat are added to a balloon, causing it to expand from 1.0 L to 1.4 L under 0.97 atm of pressure, what is the change in energy of the balloon (in joules)?

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A: In the electrolytic cell silver electrode act as anode undergoes oxidation. This cell is used to pla...

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A: a) CH4 Atomic mass of C = 12 amu Atomic mass of H = 1 amu

Q: H Br 5,5 -dimethyl -1-octene HBr (exces) 5,5-dimethyl-1-octene Bre 5,5-dinethyl-1-octene 5.5-dinethy...

A: Addition of HBr across a alkene takes place by markovnikov's rule which states that electronegative ...

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A: Both a conventional fluid and a nematic fluid precious stone stage are liquids, however just in a ne...

Q: A chemist needs a buffer with pH 4.35. How many milliliters of pure acetic = 1.049 g/mL, Ka = 1.8x10...

A: pH of buffer solution =  4.35 

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A: Given that aluminum bromide and sodium hydroxide are reacted to form aluminum hydroxide and sodium b...

Q: Give the IUPAC name. Do not use 2013 Rules for Organic Nomenclature.

A:

Q: Calculate AH, at 25 °C for CO(g), given that A Hº at 25 °C for the reaction below is -809.9 kJ. 2CH ...

A: Given Equation-  2CH4+O2+4Cl2->8HCl+2CO.          ∆H=-809.9KJ

Q: Draw the optical isomers of CH3-CHOH-CHOH-CH3. INDICATE the absolute configuration of each chiral ce...

A: Solution                         Given that  Draw the optical isomers of CH3-CHOH-CHOH-CH3 = ?

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Q: You    have    a    250    mM    stock solution of    Tris.    What    volume    of    this    stock...

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Q: 2H* (aq) + Sn (s) → Sn2+ (aq) + H2 (g)

A: We have given reaction is  Redox reaction ( oxidation reduction takes place simultaneously)

Q: 1.3 A gas is made up of the following components; 25 g of methane, 3 g of ethane and 1.5 g f propane...

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

Q: Directions: Identify the type of IMFA for the following substances and answer the questions that fol...

A: Intermolecular forces of attraction:

Q: Which of the following statements is TRUE about elimination tests for anions? of Select one: SCN' in...

A: Here we have to write about correct statement for elimination tests for anions. Here no option is co...

Q: Why is neutralization between an acid and a base exothermic reaction

A: Neutralization reaction:

Q: the choices are: (1): weak or strong (2): dipole-dipole dipole-induced dipole ion-dipole ion-reduced...

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A: Atomic Structure and PolarityThe designs of the significant parts are given beneath. Note that the ...

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Q: Ethylene (CH,CH,) is the starting point for a wide array of industrial chemical syntheses. For examp...

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Q: Click in the answer box to activate the palette. Determine the empirical formula of a compound conta...

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Q: where Tis in K and C, is in cal/(g mol)(K). 0. In a steady-state process, 10 g mol/s of O, at 100°C ...

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Q: Br2 Mno, + Br→ Mn²* +

A: MnO4^- + Br^- --> Mn^2+  + Br2   

Q: A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains Du...

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Q: Gaseous butane (CH;(CH2),CH;) reacts with gaseous oxygen gas (O,) to produce gaseous carbon dioxide ...

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Q: Draw the mjor product of both question with mechanism asap

A: Given structure of reactants. 

Q: 15) How many moles of 0 atoms are in 2.5.19 of CaSO,?

A:

Q: A beaker contains a total of 500ml of solution which is 0.00050 M Ag*, 0.00050M Co²+, and 0.00010 M ...

A: Solubility product or Ksp is the product of concentration of ions in a solution. Higher the Ksp high...

Q: pH

A:

Q: [H*] [HO] pH Acidic, Basic, Neutral

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Q: What is the theoretical yield of chromium that can be produced by the reaction of 40.0 g of Cr203 wi...

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Q: What volume of a 0.540 M KOH solution contains 15.5 g of KOH?  My question: After converting the gr...

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Q: calculate the molality m of 1000 g of a -7 solution contain 100 g of solute(NaCl) and ? 900g of solv...

A: Use the molality formula to calculate molality of the given solution. First calculate moles of solut...

Q: Nickel carbonyl decomposes to form nickel and carbon monoxide, like this: Ni(CO),(9)→Ni(s)+4 CO(g) A...

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Q: Describe the effects of cooling an exothermic reaction at equilibrium.

A: Given it's a exothermic reaction. 

Q: heat capacity

A:

Q: Enter your answer in the provided bex. Calculate the molar mass of a compound if 0.382 mole of it ha...

A: This question is related to stoichiometry which determines the quantitative relationship between rea...

Q: An acid constant / base constant that is higher than 1 indicates that: The acid is a weak acid and t...

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Q: Select the single best answer. Which of the following has more atoms: 3.13 g of hydrogen atoms or 17...

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Q: The results obtained by two analysts for the lead content of samples obtained at different certified...

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Q: Which of the following occurs when reactants are removed from a chemical reaction in solution or the...

A: According to lechatliers principle when a system at equilibrium is subjected to a stress (change in ...

Q: A sample may contain either, both or neither of the following ions: CO32- or SO42-. Prepare a flowch...

A: Qualitative anion analysis refers to qualitative tests that are carried out to identify anions prese...

Q: 4- Titrimetric methods : are quantitative methods that are based on determining the mass of a pure c...

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Q: Direction: Read then solve the question carefully. Click the letter of the correct answer. Question:...

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Q: Molarity : (The molar concentration of a solution of a solute species ) is the number of moles of th...

A: We have to tell whether the statement is true or false.

Q: There are two steps in the extraction of copper metal from chalcocite, a copper ore. In the first st...

A: Chemical reactions can be added, subtracted, or multiplied like an algebraic equation.

Q: . Terminal alkynes react with Br2 and water to yield bromo ketones. For example: `CH;Br Propose a me...

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Q: enthalpy change

A:

Q: ow much heat is required to raise the temperature of 1.5 x 103 g of water from 45°F to 130.°F? The s...

A: Given, mass of water = 1.5 × 103 g Temperature increase from initial temperature, T1 = 45 oF = 7.22 ...