How many moles of methane are produced when 25. 1 moles of carbon dioxide gas react with excess hydrogen gas.

What would you do if you told the guy you liked that you liked him

What does x represent in the formula for the compound xcl4?

The twister and runaway train are two coasters at the same amusement park. both coasters start at the same height. the coaster for the twister is twice the mass of the coaster for the runaway train. which roller coaster has greater gravitational potential energy at the start of the ride?