When glucose is consumed, it reacts with oxygen in the body to produce carbon dioxide and water. How many grams of carbon dioxide would be produced if 45 g of O2, completely reacted with C6H12O2? Please help and thank you

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