Atoms of metals tend to1) lose electrons and form negative ions2) lose electrons and form positive ions3) gain electrons and form negative ions4) gain electrons and form positive ions

8.98 dm3 of hydrogen gas is collected at 38.8 °c. find the volume the gas will occupy at -39.9 °c if the pressure remains constant.

While in europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car’s gas mileage is 32.0 mi/gal? assume that 1 euro=1.26 dollars

What is the chemical formula for dihydrogen monoxide