What is the mass of 1,000,000 atoms of gold

Here’s one way to follow the scientific method. place the missing steps in the correct position in the process

A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution

If you reacted 450 g of trimethylgallium with 300 g of arsine, what mass of gaas could you make?