Write the complete chemical symbol for the ion with 73 protons, 108 neutrons, and 68 electrons.

What is avogadro’s number, and why is it useful

Cucl2 + 2nano3 cu(no3)2 + 2nacl what is the percent yield of nacl if 31.0 g of cucl2 reacts with excess nano3 to produce 21.2 g of nacl? 49.7% 58.4% 63.6% 78.7%

Once similarity and one difference between a mixture of elements and a mixture of compounds