Biologists use ball-and-stick models to study complex molecules by representing atoms with balls and bonds with sticks. dna is a biological molecule that contains millions of atoms. what is a limitation of using a ball-and-stick model for dna?

What is limiting reactant? with examples

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

How can you use chemical equations to predict the products of the reaction you can carry out?