According to the nebular theory what are asteroids and comets

In a floral arrangement, the focal area is often

Explain why scientists use shared characteristics to make cladograms.

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?