HELP PLEASE! 1) What are the harmful effects that global warming can lead to?
2) How can we slow down global warming?

At room temperature what happens to the average kinetic energy of the molecules of a solid, liquid, and a gas

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?