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Question- Calculate the percent ionization of nitrous acid in a solution that is 0.190 M in nitrous acid (HNO2) and 0.310 M in potassium nitrite (KNO2). The acid dissociation constant of nitrous acid is 4.50 x10-4.
Provide complete steps to solve the above question any help is appreciated
a fixed quantity of gas at 25degc exhibits a pressure of 724 torr and occupies a volume of 5.90 l.a use boyles law to
What is the pressure in the tank. Express the pressure numerically in atmospheres. C. A 140L kiln is used for vitrifying ceramics. It is currently operating at 865 degrees C
A urine sample was found to have a pH of 5.34. Define what would be the ratio of the unprotonated form A- to the protonated form, HA, for uric acid in this urine sample
Question- Acid-catalyzed dehydration of 3-methyl-2-butanol gives three alkenes: 2-methyl-2-butene, 3-methyl-1-butene, and 2-methyl-1-butene. Draw the structure of the carbocation intermediate leading to the formation of 2-methyl-1-butene.
question the polar ice caps contain about 2.3 1019 kg of ice. this mass contributes essentially nothing to the earths
Methanol (CH3OH), which is used as a cooking fuel, undergoes combustion to produce carbon dioxide and water
Sodium bicarbonate undergoes thermal decomposition according to 2 NaHCO3(s) Na2CO3(s) + CO2(g) + H2O(g) What happens when 0.20 atm of argon gas is added 1. [CO2] increases 2. [CO2] decreases 3. [CO2] stays the same
a sheet of steel 1.5 mm thick has nitrogen atmospheres on bothsides at 1200oc and is permitted to achieve asteady-state
Calculate the pressure (in atm) exerted by 1.00 mole of acetylene at 125°C in a 20.0-liter container. The van der Waals constants for acetylene are: a = 20.0 L2 • atm/mol2, b = 0.100 L/mol.
Substances A and B are the same mass and at the same initial temperature. When they are heated, the final temperature of A is 55degree C higher than the temperature of B. What does this tell you about the specific heats of A and B
Problem- An element has a mass number of 27 and has 13 electrons how many protons does this element have
A beaker contains 0.964 grams of nitrogen. How many moles of molecular nitrogen does the beaker contain?
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