Challenge Problem 1: In the combination reaction of H₂ and O₂ to produce water, if you have 3 moles of hydrogen and 4 moles of oxygen, what mass of water is created? Is there anything left over? _ H₂ + _O₂ + _H₂O

If i can still dissolve more sugar into the solution at a certain temperature what would i call that solution

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering