metallic tin is 85% tin. If metallic tin has 200g of tin in it. what is the total mass of the metallic tin

What is the number of moles in 15.0 g ash3?

What are the charges of the subatomic particles by choosing the answer from the drop down menu. protons have a (+1,0,or-1). (protons,neutrons,electrons) have a 0 charge. 3.) electrons have a (+1,0,-1)

Which characteristic of water it form droplets? a. low specific heat b. nonpolar structure c. high surface tension d. ability to dissolve substances