Please please help me What is the molarity of a solution made by dissolving 18.5 grams of NaCl into enough water to reach 450.0 mL?

0.702M
0.228M
41.1M
8.33M

Each of the following compounds contains a metal that can exhibit more than one ionic charge. provide systematic names for each of these compounds. (a) cr(clo3)6 (b) mo(cn)6 (c) cr2(so3)3 (d) v(clo2)2 (e) v(cn)5 (f) os(clo2)4

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit

How much heat is added if 0.814g of water increase in temperature by 0.351 degree c?