An atom of gold has 79 protons. Determine the atomic number of gold. Au679197

19.7 kg of gold was recovered from a smuggler. How many atoms of gold were recovered. (Molar mass of Au = 197)1006.023 × 10236.023 × 10246.023 × 1025

How many moles of gold, Au, would have the same number of atoms as 84.0 g of silver, Ag?

The mass of the atom is 119, it has 69 number of neutrons, what is the atom?

A piece of gold weighing 36 gm in air, weighs 34gm in water. If there is some copper impurity in gold find the amount of copper in it given specific gravity of gold is 19.3 and that of copper is 8.9

Element X has 49 protons and 66 neutrons. Identify what is the name of this element, and its number of electrons.