Which of the following metals can be used to cathodically protect an iron sculpture? Nickel Lead Magnesium Copper

Q: 6) The Ksp of Cd(OH)2 is 1.2 x 10-14. What is the pH of a saturated solution of Cd(OH)2? 9.5 9.7 9.2…

A: The Ksp of Cd(OH)2 = 1.2 × 10-14  Ksp of a substance shows how much a solid dissociates into ions in…

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Q: What mass of silver chloride can be prepared by the reaction of 250.0 mL of 0.16 M  silver nitrate…

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Q: 1. Find the change in entropy if 72.5 g of aluminum, originally at 225°C, is melted. (HINT you need…

A: To find out the change in entropy when 72.5 g of aluminium initially present at 225°C is melted.…

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Q: 6. A 0.331 g sample of impure aspirin prepared in the lab was dissolved and reacted (neutralized -…

A: Given -> Weight of impure sample = 0.331 gm  Weight of NaOH = 0.0716 gm

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Q: = O FUNCTIONAL GROUPS Naming and drawing alcohols Write the systematic (IUPAC) name for each of the…

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A: #1: Three different samples of the unknown HCl solution are prepared and titrated using Na2CO3(s) as…

Q: 5 Give the IUPAC name for each of the following: a. H,C=CH–CH,—CH, b. CH3–C=C–CH,−CH,—CH–CH C. CH₂ 1…

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Q: Complete the molecular equation for each of the given double-displacement reactions. Be sure to…

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Q: The three-dimensional structure of a molecule is given. You are currently in a graphing module. Turn…

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Q: 3Co + 2Al3+ ---> 3Co2+ + 2Al in the above reaction, the oxidation state of cobalt changes from __ to…

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Q: In a study of the gas phase decomposition of hydrogen iodide at 700 K HI(g) →→→ H₂(g) + 12 I₂(g) the…

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A: Here we are required to provide the mechanism for the formation of ter

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Q: The equilibrium constants as function of temperature are: Temperature (°C) 227 300 327 427 527 (b)…

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Q: 11.18 Draw the line-angle formula for each of the following: a. 1-bromo-2-methylpentane c.…

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Q: What volume of 0.118 M ammonium sulfate contains 7.25 g ammonium sulfate?

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Q: Given a 1st order rxn of A(g) --- > B(g) + C(g) + 3D(g) with a k = 6.0x10-4 s-1 at 298 kelvin,…

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Q: Use pH, pOH, [H3O+], and [OH-] relationships. (a) The hydronium ion concentration in an aqueous…

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Q: Rank the following compounds in order of increasing acidity, and explain your ranking. -СООН -СООН…

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Q: 4. The following reaction takes place: A₂B ⇒ 2A + B + heat. If 3.00 moles of A₂B are added into a…

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