Which of the following ionic compounds did you find to be paramagnetic? copper(II) oxide iron(III) chloride cobalt(II) chloride sodium chloride magnesium chloride aluminum chloride

Q: Calculate the amount of heat needed to melt 22.2 g of solid octane (CgH₁g) and bring it to a…

A: Given: Mass of solid octane (m) = 22.2 g Final temperature = 69.4oC Known: Heat of fusion of octane…

Q: 2. You dissolve 290 grams of K₂SO4 into 900 ml of water. Calculate the formula mass of K₂SO4…

A: Given that, 290 grand of K2SO4 dissolved in 900 mL of water. We have to answers the given questions.…

Q: A 0.1721 g sample of a monoprotic acid neutralizes 27.5 mL of a 0.07150 M KOH solution. Calculate…

A: According to the question, Mass of sample = 0.1721 g The volume of the solution = 27.5 ml = 0.0275 L…

Q: 1. Consider the endothermic reaction; C2H60 (1) + C4H802 (1) C6H1202 (1) + H20 (1) WHAT WILL BE THE…

A: According to Le Chatelier's principle, if a dynamic equilibrium is upset by changing the conditions,…

Q: Draw the missing products or reagents in the following multistep synthesis. Ignore any inorganic…

A: This is addition reaction  NaNH2 act as strong base

Q: Determine the molecular mass of a gas where 2.75 g occupies 0.93 L at standard conditions of…

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Q: Calculate the amount of heat needed to melt 95.2 g of solid benzene (CH) and bring it to a…

A: To Calculate the amount of heat needed to melt 95.2 g of solid benzene (C6H6 ) and bring it to a…

Q: On the lines drawn below, provide the systematic (IUPAC) names for the following structures. Be sure…

A: IUPAC nomenclature is used for naming the organic compound as recommended by international union of…

Q: How many mL of CO gas would be produced by the complete reaction of 2.40 g of C solid at STP…

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Q: e what kind of crystalline solid each element or compound in the table forms, and what kind of force…

A: We have to tell the type of solid, intermolecular forces of attraction and the melting point.

Q: Find the temperature at which K = 42.0 for the reaction H₂(g) + I2(g) 2HI(g). [Given: at 25°C, for…

A: We will first calculate ∆S° and ∆H° , then calculate temperature.

Q: 6. Electronically Excited Molecules Can Relax by a Number of Processes Name each of the processes…

A: Electrons when excited to higher energy level from lower energy energy level by gaining energy, when…

Q: 2. Essay questions a. Explain how to make up a given volume of a given concentration of a solution…

A: The solution is a mixture of solute and solvent. Solute - Any substance that a solvent can dissolve…

Q: Free energy is a measure of spontaneity and is dependent on the enthalpy, entropy and temperature.…

A: The information given is The entropy change of the reaction is 25 Joules per Kelvin. The heat…

Q: 5. The molecular mass of caffeine is 194.2 g/mole. A sample was analyzed, and it was found to be…

A: Molecular formula of caffeine is C4H10N4O2....

Q: a. sec-butyl alcohol remains optically active in aqueous base, but racemizes when mixed with dilute…

A: According to Q&A guidelines of Bartleby, we are supposed to answer only the first question out…

Q: What is the major product of this reaction sequence? CH3-C=C-H Select one: O A. OB. O C. NaNH, -I…

A: Terminal alkyne react with strong base (NaNH2) formed Acetylide.   Acetylide is conjugate base of…

Q: Draw the structure di-tert-butylamine

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Q: What happened to 20 mL of a gas if the temperature triples and the pressure 1 atm to 2 atm?

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Q: Pr 37. Zinc reacts with aqueous sulfuric acid to form hydrogen gas Zn (s) H:SO. (aq) ZnSO. (aq) - H:…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: ›Calculate the cell potential for the galvanic cell in which the given reaction occurs at 25 °C,…

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Q: A solution contains Ag+ and Hg2+ ions. The addition of 0.100 L of 1.10M NaI solution is just enough…

A: Given -> Volume of NaI = 0.100 L  Molarity of NaI = 1.10 M  Weight of total precipitate= 25.5 gm…

Q: Give a complete name using IUPAC

A: IUPAC stands for International Union of Pure and Applied Chemistry.  The IUPAC name of any molecule…

Q: Calculate the boiling point elevation and freezing point depression of a 3.0 m solution of sucrose…

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Q: If a student added 26.9 grams of potassium hydrogen oxalate to 277 grams of water and determined…

A: In solution ; Potassium hydrogen oxalate present(solute) = 26.9 grams  Water present (solvent) = 277…

Q: The pain reliever codeine is a weak base with a Kb equal to 1.6x10-6. What is the pH of a 0.75 M…

A:

Q: Consider the reaction CH4(g) + H₂O(g) 3H₂(g) + CO(g) Using the standard thermodynamic data in the…

A: From the question the reaction is, CH4g+H2Og→ 3H2g+COg The change in Gibbs free energy can be…

Q: Which of the following is NOT a covalent compound? (a) CaCl2 (b) CO2 (c) NO2 (d) CCl4

A: Given : compounds Tip : metal with non-metal form ionic compound Non-metal with non-metal form…

Q: What is the IUPAC name of the following compound? ball & stick v + labels

A:

Q: A student begins lab with 31.2 mL of 3.7 M HCI. They are instructed to dilute the solution so that…

A:

Q: Sodium carbonate can be made by heating sodium bicarbonate:          2NaHCO3(s) ® Na2CO3(s) + CO2(g)…

A: Given : reaction      ∆G° = 33.1 kj/mol      ∆H° = 128.9 kj/mol      T = 298 k  Tip:         ∆G° =…

Q: a) If 29 moles of of 38 MnO₂ with Al how many moles or Mn Can form. 3 MnO₂ (s) + 4 Al (s) → 3 Mn (s)…

A: Moles of MnO2 = 29 moles  Moles of Al = 35 moles Moles of Mn formed according to Limiting reactant.

Q: 14. a. b. C. d. e. Calculate the pH at the equivalence point when 25.0 mL of 0.50 M weak acid (HA)…

A: First we need to calculate moles of both acid and base and based on their moles we can proceed to…

Q: IG AMOUNT X What is the change in enthalpy when 1.25 moles of O are reacted with an excess H₂ of…

A:

Q: explain the water cycle

A: Here is the diagram of water cycle

Q: buffer solution is prepared by dissolving 1.000 g of sodium acetate (CH3COONa) into 100.00 of a…

A:

Q: What is the change in enthalpy (in kJ mol⁻¹) for the following reaction Cl₂(g) + 2LiF(s) ⇄ 2ClF(g) +…

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: Born-Oppenheimer approximation  State the Born-Oppenheimer Approximation both in English and in…

A: Born–Oppenheimer (BO) approximation is the best-known mathematical approximation in molecular…

Q: reagent to complete each reaction. Ignore inorganic byproducts. ++ ye ⠀⠀ U 31. Select to Draw 80 HCI…

A: Alkynes undergo addition reactions when treated with Cl2 or HCl or Br2.

Q: An example of a molecule with two different chiral centers is 2,3-dihydroxybutanoic acid shown below…

A: 2,3-Dihydroxybutanoic acid has four stereoisomers.   The (2R,3R) and (2S,3S) stereoisomers are…

Q: LINEZOLID (600 MG TAB, t1/2 = 7 hours) COMPUTED REACTION CONSTANT BASED ON HALF LIFE: Assuming a…

A: According to the question, The half-life for the given first-order reaction is given by = t12= 7 hrs…

Q: A 650.0g sample of copper absorbs 7045 J of thermal energy. If the copper’s initial temperature was…

A:

Q: Ethylbutanoate undergoes hydrolysis with acid. What are two products? Ethanoic acid and butanol O…

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Q: You just got a job teaching chemistry at a local community college. Your new boss wants you to…

A: Given: Temperature change = 4.00 oC Mass of the solution = 85.0 g

Q: Consider the reaction of [Mn(CH3)5(CO)] with CO(g) that occurs via an alkyl migration mechanism.…

A: The concept used in this question is from organo metallic chemistry.  Here in this question we are…

Q: 1. The number of lone pairs in CO2 molecule are A. 1 C. 3 B. 2 D. 4 2. A molecule with trigonal…

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Q: Given the initial rate data for the reaction A + B ---> C, determine the rate expression for the…

A: we have to determine the expression for the rate law

Q: Given that there are four transitions in hydrogen (410 nm, 434 nm, 486 nm and 656 nm), please match…

A: According to the question, The four sets of wavelength is given as 410, 434 nm, 486 nm, and 656 nm…

Q: A tire pressure gauge reads 33.0 pounds per square inch How many kPa is this? Remember that multiple…

A: Pressure gauge reading = 33.0 psi (pounds per square inch)

Q: What is the molecular formula of the product of the reduction of 2-methyl-3-hexanone? O C6H140 O…

A: we have to determine the molecular formula of product formed by reduction of 2-methyl-3-hexanone