Which one has the largest atomic mass: k, ca, or sc

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

We are hoping to create 5.72 grams of glucose. the plant was given 4.75 liters of co2 and 2.81 g of h20. which reactant was the limiting reagent? how much excess mass did we have of the other reactant?

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility