Why do people make mixtures

You are asked to prepare a pH=4.00 buffer starting from 1.50 L of 0.0200 M solution of benzoic acid (C6H5COOH) and an excess of sodium benzoate (C6H5COONa). You may want to reference (Pages 721 - 728) Section 17.2 while completing this problem.

Conduction is the transfer of electrons from charged object to another object by rubbing true or false

A soccer player kicks a ball 6.5 meters. How much time is needed for the ball to travel this distance velocity is 22 meters per second, south?

What is true for all exergonic reactions?

Synthesis of methylcyclohexane from bromocyclohexane could be accomplished either by alkoxymercuration or by a Williamson ether synthesis. Describe both (short) syntheses. Which would you expect to be more successful, and why?

What is the nearest star in Gemini

In order for a solute to dissolve in a solvent, what must be true?

Radiocarbon dating can be used to determine the age of A a sample less than a million years old B a sample less than 100,000 years old C a sample less than 50,000 years old - D a sample less than five million years old

How many electrons in an atom can have each of the following quantum number or sublevel designations? (a) 4p (b) n = 3, l = 1, m1 = + 1 (c) n = 5, l = 3

Could the two aqueous solutions be identified through a visual inspection? Explain.