Chemistry, 25.07.2019 09:30 mathman783

How many types of van der waals forces exist?

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Chemistry, 21.06.2019 19:10, cristinaledford3696

Imagine that you have produced several versions of lactase, each of which differs from normal lactase by a single amino acid. describe a test that could indirectly determine which of the versions significantly alters the three-dimensional shape of the lactase protein.

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Chemistry, 22.06.2019 20:30, demarcuswiseman

From the choices provided below, list the reagent(s) in order that will react with cyclopentanone to form the compound shown below.

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Chemistry, 22.06.2019 20:40, ohgeezy

Select the correct value for the indicated bond angle in each of the compounds. o−o−oo−o−o angle of o3 90° 109.5° < 109.5° 120° < 120° 180° f−b−ff−b−f angle of bf3 180° < 109.5° < 120° 120° 109.5° 90° f−o−ff−o−f angle of of2 < 120° 120° 90° 109.5° 180° < 109.5° cl−be−clcl−be−cl angle of becl2 90° 109.5° 180° 120° < 109.5° < 120° f−p−ff−p−f angle of pf3 90° 109.5° < 109.5° 180° 120° < 120° h−c−hh−c−h angle of ch4 90° < 109.5° 180° 120° < 120° 109.5°

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Chemistry, 22.06.2019 23:00, EMQPWE

What is the mass of naoh that would have to be added to 500 ml of a solution of 0.20 m acetic acid in order to achieve a ph of 5.0?