How many Cu atoms are in the 0.0291 mol sample?

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent

The poh of a solution is 6.0. which statement is correct? use poh=-log[oh and ph+poh= 14 o o o the ph of the solution is 20.0. the concentration of oh ions is 1.0 x 10-8 m- the concentration of oh ions is 1.0 x 106 m- the ph of the solution is 8.0.

Using the empirical formula, calculate the formula weight of the compound. use the periodic table to you. type the correct answer in the box. round your answer to three decimal places.