Question List for "Chemistry"

Pages: 1 ... 55 56 [57] 58 59 ... 106
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Chemistry » What is the pH of a buffered system made by dissolving 17.42 g of KH2PO4 and 20.41 g of K2HPO4 in ... New
Started by CORALGRILL2014
 54 Feb 15, 2020
Chemistry » What is the pH of a solution prepared by mixing 25.00 mL of 0.10 M methylamine, CH3NH2, with 25.00 ... New
Started by humphriesbr@me.com
 199 Feb 15, 2020
Chemistry » What is the pH of a solution prepared by mixing 25.00 mL of 0.10 M CH3CO2H with 25.00 mL of 0.050 M ... New
Started by Yolanda
 81 Feb 15, 2020
Chemistry » The neutralization constant Kn for the neutralization of phenobarbital (C12H12N2O3) and morphine ... New
Started by SO00
 41 Feb 15, 2020
Chemistry » What is the approximate value of the equilibrium constant, Kn, for the neutralization of nitrous ... New
Started by Evvie72
 37 Feb 15, 2020
Chemistry » In the reaction between NO2 and H2O that produces HNO3, the Lewis acid is ________ and the Lewis ... New
Started by Hungry!
 45 Feb 15, 2020
Chemistry » The acid strength of an oxoacid having the general formula HnYOm increases as the electronegativity ... New
Started by karen
 26 Feb 15, 2020
Chemistry » A 0.050 M solution of hydroxylamine, NH2OH, having Kb = 9.1 10-9 has a pH of ________. New
Started by karlynnae
 117 Feb 15, 2020
Chemistry » Phenobarbital has a pKa = 7.4. Compared to a 1.0 10-3 M solution, 1.0 10-4 M phenobarbital will ... New
Started by piesebel
 102 Feb 15, 2020
Chemistry » A 1.25 10-4 M solution of the anti-inflammatory drug naproxen has a pH = 4.2. The Ka and pKa of ... New
Started by pragya sharda
 25 Feb 15, 2020
Pages: 1 ... 55 56 [57] 58 59 ... 106