In the reaction hf + al alf3 + h2, which two substances would have a coefficient of 2 if the reaction were balanced?

check all that apply.
a. h2
b. al
c. alf3
d. hf

Formulating a hypothesis: part i since the investigative question has two variables, you need to focus on each one separately. thinking only about the first part of the question, mass, what might be a hypothesis that would illustrate the relationship between mass and kinetic energy? use the format of " because when writing your hypothesis