Which of the following will solve for the number of moles found in 22.98 g of NaCl?
(Atomic masses: Na= 22.98 and Cl = 35.45)

A. 58.43 x 35.45 / 22.98

B. 22.98 x 58.43 / 1

C. 58.43 x 1 / 22.98

D. 22.98 x 1 / 58.43

The electron configuration for chromium is 1 s 2 2 s 2 2 p 6 3 s 2 3 p 6 3 d 5 4 s 1 instead of 1 s 2 2 s 2 2 p 6 3 s 2 3 p 6 3 d 4 4 s 1 . the configuration is an exception to the

Schrodinger and heisenberg developed an alternate theory about atomic nature that contradicted some of bohr's model of the atom. how do changes resulting from new technology and evidence affect the reputation of the atomic theory?

If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5