The acid dissociation constant for the second stage
The pH of a sample of rain is found to be 3.2. Calculate the percentage of HSO4- that is ionized in this sample, given that the acid dissociation constant for the second stage of ionization of H2SO4 is 1.2E-2.
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A mole of ascorbic acid (vitamin C), C6H8O6, has a mass of 176.0 g. If you ingest a vitamin C tablet containing 4.5 x 1022 carbon atoms, what was the mass, in milligrams, of the tablet, assuming that the tablet is 100% pure?
Nitrite is a common food preservative. It can be detected by titrating a nitrite-containing sample with a solution of iodine, which converts nitrite to nitrate.
if 10.0 grams of sodium bicarbonate reacts with 50.0 mL of 2 M acetic acid, what is the limiting reactant? what reactant is in excess, and by how much? what volume of carbon dioxide gas would form?
Calculate the pH of a buffer solution obtained by mixing 400.0 mL of 0.200 M acetic acid solution and 100.0 mL of a 0.300 M sodium hydroxide solution.(The pKa of Acitic Acid, CH3OOH is 4.74)
The net ionic equation for this reaction. If 18.56 g of copper(II) chloride react, what is the maximum amount of precipitate that could be formed?
Hydrogen is produced commercially by the reaction of methane with steam. CH4(g) + H2O(g) CO(g) + 3 H2(g)
Calculate the number of kilograms of helium needed to inflate a balloon to a volume of 100,000 L at an atmospheric pressure of 250 mmHg and a temperature of -35 °C.
Consider the constitutional isomers 2-methyl-1-butene, 2-methyl-2-butene, and 3-methyl-1-butene. When each of these alkenes is subjected to catalytic hydrogenation (H2, Pt), a single product results. Which of the following best describes the stru
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What are your perspectives on today's society and do you feel like you belong? Belonging, bias, and excellence. Describe what this picture looks like to you?
Workplace fraud is typically detected by anonymous tips or sometimes by accident, so many organizations use the fraud triangle to help in analysis of workplace
1. What are the reasons students cheat in school? 2. What are the effects of cheating in school? 3. What are the effects of bullying in school?
Choose a section of "The Ramayana of Valmiki: Book 2" to explore. This is not a summary. Please analyze one or two themes that occur in this section
Design a toolkit that can be used as a future reference for instructional planning and implementation. You might be asking yourself
How does a skilled supervisor use the elements of supervision to build professional capital among staff members and to support an inclusive culture committed
For this mini project, you will act as an analyst. Your task is to find a real-world news story and analyze the business processes behind it.