How much energy is required to raise the temperature of 12.6 grams of solid aluminum from 20.7 °C to 39.6 °C?

Q: Molly inflates a beach ball to a volume of 8 liters in her air conditioned house where the…

A: We have a beach ball at initial temperature of 19 °C having volume = 8.0 L Final temperature = 33 °C…

Q: MISSED THIS? Watch KCV: The Titration of a Strong Acid and a Strong Base , IWE: Strong Acid-Strong…

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Q: What would the product structure(s) be?

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Q: Identify the relative pH effect of CsOH. Group of answer choices Strong base Neutral Strong acid…

A: A strong acid is the one which gets completely dissociated when dissolved in water forming H+ and a…

Q: Substance H₂O20) H₂Om O2(g) Determine AG at 298K for 2H₂O20) --→ 2H₂O(1) + O2(g) given AH (kJ/mol)…

A: we have to calculate the Gibbs free energy change for the reaction

Q: 19. The 50:50 (by mass) mix of water and ethylene glycol (antifreeze) contains 16 moles of ethylene…

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Q: Give typed full explanation not a single word hand written otherwise leave it

A: Given: The volume (V) of the dinitrogen gas (N2) is 322 L The pressure (P) of the dinitrogen gas…

Q: 39. Consider the reaction: C₂H6(g) → C₂H4(g) + H₂(g) For this reaction, AH°rxn = 137 kJ/mol, and…

A: ΔG = -ve ΔG = ΔH - TΔS So, TΔS > ΔH

Q: Consider these reactions: Reaction 1: H2(g)+Cl2(g)⟶2HCl(g)ΔH=−184.6 kJ Reaction 2:…

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Q: 36. 10.0 mL of 1.0 M NaOH is added to 1.0 L of the above 0.15 MHCOOH and 0.20 MHCOONa solution.…

A: we have to calculate the pH of solution

Q: You are given the following related reactions and the corresponding enthalpy changes. 1. 2C0+ 0₂ (g)…

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Q: sample of krypton gas occupies a volume of 8. it is desired to decrease the volume of the gas sample…

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Q: Ⓒ ELECTROCHEMISTRY Recognizing consistency among equilibrium constant, free... A student made…

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Q: 20. Which of the following statements most correctly describe(s) any chemical equilibrium? (A) All…

A: We need to tell which among these options is correct at equilibrium. (A) All reactions cease (B) The…

Q: MCAT Official Prep Practice Exam 1 estion 9 of 59 concentration. What is the product of the reaction…

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Q: For each system listed in the first column of the table below, decide (if possible) whether the…

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Q: An isotope of carbon has 6 protons and a mass number of 14 amu. How many neutrons does it have?

A: Number of protons (p) = 6  Mass number (A) = 14  Number of neutrons (n) = ?

Q: Radium-226 has a half-life of 1600 years. If a sample of radium-226 has a mass of 512 milligrams,…

A: we have to calculate mass of radium-226 remaining after 8000 years  Sign of the values R and S

Q: Calculate the energy change when 25.0 g of magnesium changes from 27°C to 45°C. The specific heat of…

A:

Q: Classify these amino acids as acidic, basic, neutral polar, or neutral nonpolar using the dropdown…

A: we have to classify the given amino acids

Q: Calculate the pH of a solution prepared by dissolving 1.75g of sodium acetate, in 67.5 mL of 0.20M…

A: A mixture of weak acid and its conjugate ion with strong base forms an acidic buffer solution. A…

Q: 49. The half life of C0-60 is 5.2 years. How many mg of a 1000 mg sample will remain after 9.50…

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Q: The following information is given for magnesium at 1 atm: boling point = 1090 °C melting point =…

A: Mass of Magnesium = 32.00 g  Initial temperature= 756.0oC Final temperature= 29.0 oC  Specific heat…

Q: Bromine is naturally occurring as a mixture of two isotopes. One isotope has a mass of 79 amu and a…

A:

Q: Na+ CI- Nat CI Nat Na+ CI- Na+ I I CI- I CI- H₂ 2 H₂ H₂ H₂ 2 H₂ 2 I I 2 HF H+ HF HF HF F- H+ CN- HCN…

A: Electrolytes are chemicals that conduct electricity when dissolved in water. Greater the ionization…

Q: for a particular redox reaction, SO3 is oxidized to SO2 and Fe³+ is reduced to Fe²+. Complete and…

A:

Q: НО. НО. Дит B OH OH ОН ... D Ph Ph Ph 1) 03 2) NaBH4 OH O A Ph OH нал онла Ph HO. C ОН ОН E Ph

A: O3  helps in ozonolysis of double bond and convert it to carbonyl group and NaBH4 helps in reduction…

Q: 1 mL was taken from the sample filtrate and mixed with 13 mL pure water and 4 mL sulfomolybdic acid…

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Q: If a solution of H2SO4 has a normality of 8.00, how many grams would be in 500.mL of that solution?…

A: grams of H2SO4  Molarity of H2SO4

Q: what is a coordination complex and provide two examples of such complexes

A: we have to define a coordination complex and write 2 examples

Q: You are now supplied with another set of results from a rate investigation, this time using reagents…

A: Given:  reactants are X and Y.  Let Rate law equation for the reaction is  Rate = K [ X ]x [ Y ]y…

Q: 14.3 Which of these dienes will participate in a Diels-Alder reaction?

A: The Diels-Alder reaction can be expressed as a Cyclo-addition of a diene with an alkene (usually…

Q: The following reaction represents what nuclear process? 235 is over 92U + 1 is over 0n → 139 is over…

A: Nuclear fission and nuclear fusion are two types of nuclear reactions that release energy by…

Q: Which of these electron transitions correspond to absorption of energy and which to emission? (a)…

A: Atoms has electrons on different energy levels. Each level has perticular energy , so according to…

Q: The limiting reactant will always have the lesser volume of the reactants. True False

A: Limiting reactant is one among the reactants which has less stoichiometric value that is it has…

Q: hat is an acceptable sequence of reaction conditions to afford the following transformation? O O O O…

A: This transformation based on F. C. Alkylation and acylation reaction

Q: Select the correct answer(s) Ca(OH)2 HNO3 NaOH H₂SO4 KOH HCI

A: -> Acids are species which gives hydrogen ion when dissolved in water whereas bases are species…

Q: Benzocaine, also known as ethyl p-aminobenzoate, C₉H11NO2 is a topical anesthetic  Calculate the…

A:

Q: The formal charge is the "charge" an element would have in a molecule or ion if all of the bonding…

A: we have to calculate the formal charge on the C atom

Q: b. Calculate AG for the reaction described in part a. Use 3 significant figures. kj-mol ¹ AG-I i…

A: (b) Oxidation of cytochrome c i.e. the oxidation couple is Fe2+/Fe3+. Reduction of CuA i.e. the…

Q: The pressure of a sample of gas in a steel tank is 30 kPa. If the temperature of the steel tank is…

A: Gay-Lussac's Law  states that for a constant volume, the pressure is directly proportional to…

Q: Identify the products 1 and 2 of the following chemical reaction. CH2OH Select one: O a b. OC Od Ⓒo.…

A: KMnO4 is a strong oxidizing agent. The starting material is: So, this compound has the CH2OH group,…

Q: Consider the reaction 2A + 25 kcal/mol and its energy diagram 60 50 A. true 40 kcal/mol 30 20 10 0…

A: A Catalyst is a foreign substance which is added to reaction. it enhances rate of reaction. It gets…

Q: 24.0 mL of 0.390 mol/L acetic acid (CH3COOH) is titrated with 0.330 mol/L KOH solution. Calculate…

A: The question is based on the titrations.  we are titrating a weak acid with a strong base. we need…

Q: Provide a selective synthesis of the molecules below starting with the indicated starting material.…

A: The question is based on the concept of organic synthesis.  we need to synthesize the product using…

Q: Please explain step by step as I am very confused. What is the pH at the equivalence point in the…

A: Number of moles of HZ = M*V = 0.35 M* 10.0 mL = 3.5 mmol At equivalence point,   Number of moles of…

Q: 14.1 Draw the products. + 늉 heat

A: The above given reaction is an type of Diels-Alder reaction . In this type of reactions , conjugated…

Q: Which statement does NOT describe conditions under which lactic acid is formed? Lactic acid is…

A: Understanding the conditions under which lactic acid is formed is essential in various fields,…