What amount of energy is required to change a spherical drop of water with a diameter of 2.20 mm to five smaller spherical drops of equal size? The surface tension, y, of water at room temperature is 72.0 mJ/m². ΔΕΞ 5.68 x10-3 Incorrect mJ

Q: Give ONE solventless reaction in daily life.

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Q: A solution is found to have a pH of 8.72. What is the hydroxide ion (OH) concentration? s the…

A: If pH is greater than seven than solution is basic in nature.

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Q: 0% OH a mixture of two isomers + Et3N + H₂O (C8H14)

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Q: What is the pH of a solution made by mixing 25.00mL of .1500M NaOH with 25.00mL of .2500M HClO2?

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Q: You perform a titration on 11.35 mL of an HCl solution of unknown concentration. It requires 75.25…

A: Given: Volume of HCl = 11.35 mL Volume of NaOH = 75.25 mL Molarity of NaOH = 0.285 M

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Q: 2. Calculate the number in miligram of MgCl₂ that would be needed to prepare 520 ml of a 21 %…

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A: Given -> Mole of butane = 0.335 mole

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A: The given given mechanism is  O3(g) →O2(g) +O(g)O3(g) +O(g)→2O2(g)

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Q: A solution is made by mixing 0.400M in formic acid, HCOOH, and 1.00M in sodium formate, HCOONa?…

A: Given -> Molarity of formic acid= 0.400 M Molarity of sodium formate = 1.00 M Ka = 1.80 × 10-4…

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A: Given, Volume of FeCl3 =350 ml = 0.35 L Molarity of FeCl3 = 0.125 M The volume of KOH = 475 ml =…

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A: The given re-dox reaction is 5 Cl2 (g) + I2 (s) + 6 H2O (l) →10 Cl- (aq) + 2 IO3- (aq) + 12 H+ (aq)…

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Q: 6. Given: N₂(g) + 1/2O2(g) = NO(g); K.-7.6x10³ and 2 NO₂(g) = 2 NO(g) + O₂(g); K=1.1x10 What is AG…

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A: Given that hydrogen gas is collected over water from a hydrolysis reaction.we are asked to calculate…

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A: Initial mass of Zn = 9.50 g Final mass of Zn = 3.23 g  Mass of Zn reacted = 9.50 - 3.23  = 6.27 g

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Q: An unknown momosubstituted benzene was nitrated using a mixture of conc. HNO3 and H₂SO4. When the…

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A: The Newman projection of the given compounds (around the indicated bond) are as follows:

Q: 4. What weight of KCI and H₂O are needed to make 520 g. of 15 % solution.

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Q: I: Instructions: Name the following using the IUPAC system. 1. 2. 3. 4. 5. CH3-CH-CH₂-CH3 CH₂ CH₂ x…

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Q: A chemist dissolves 856. mg of pure barium hydroxide in enough water to make up 190. mL of solution.…

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Q: Balance/complete (2+1 marks each) the following chemical equations, and identify the type of…

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