Which of the following would a chemist be most likely to study? a. the development stages of corn b. using corn to develop a new polymer c. the types of insects that eat corn d. the disease resistance of genetically modified corn

Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct

100 grams of molten lead (600°c) is used to make musket balls. if the lead shot is allowed to cool to room temperature (21°c), what is the change in entropy (in j/k) of the lead? (for the specific heat of molten and solid lead use 1.29 j/g⋅°c; the latent heat of fusion and the melting point of lead are 2.45 × 104 j/kg and 327°c, respectively.)

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize