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Calculate the PH of a solution prepared by mixing 45.0 mL 0f 1.45 M sodium hydroxide with 56.0 mL of 0.354 M sulfuric acid.
What is the Kb of C5H5N? The pH is 10.82 and the amount of C5N5N is 1.0X10^-3
The above reaction yields a mixture of two Diels-Alder adducts. In the box below draw the structure of both products.
What is the isentropic work required for the ideal gas case? C) If the comppressor has an efficiency of 0.78 and is NON-ideal, what is the final temp and required work?
A camera falls from a blimp that is 485 m above the ground and rising at a speed of 16.8 m/s. Find the maximum height reached by the camera with respect to the ground. The acceleration of gravity is 9.8 m/s2
A salt dissolves in water to form a green solution. A precipitation is formed when the aqueous solution is treated with buffer NH4C/NH3 and thioacetamine.
volume of 2.24 L at 288 K and 1.05 atm. Calculate the pressure when the volume is 1.19 L and the temperature is 303 K.
Phenylacetic acid (C6H5CH2COOH) is one of the substances that accumulates in the blood of people with phenylketonuria, and inherited disorder that can cause mental retardation or even death
You are given an unknown (solid or solution) and told that it can be one of the other of the compounds in the pairs listed below. Describe a simple chemical test (Not a flame test) using only reagents from our chemistry kits that would enable you ..
Arrange the atoms I, Zr, Ag, and rb for smallest to largest first ionization energy. what does this say about metals vs nonmetals
at 25degc 1.0 g of caffeine is dissolve into 47 ml of water 18 ml of dichloromethane into 86 ml of benzene or into 270
How should a professional emergency responder be concerned about the following routes of radiation exposure for a person on scene and a person downtown?
The pH difference across the membrane of a glass electrode is 6.45. How much voltage is generated by the pH gradient at:25degreesC and 40 degreesC
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