You and everything around you are made up of matter. what is matter made up of? a. atoms and molecules b. atoms and helium c. gold and iron d. copper and potassium

What mass of carbon dioxide is produced from the complete combustion of 4.50×10−3 g of methane?

How would you reduce the volume of gas

Asample of air with a volume of 2.20m3 at a pressure of 105 kpa and a temperature of 30c is cooled to 10c and the pressure is reduced to 75.0 kpa. what is the new volume? 6.9 1.34 2.56 43.0 2.88