Chemistry, 23.11.2020 19:40, kefernanda40

A student has a petri dish and several marbles. Which of the following activities should the student perform to demonstrate phase transition from a liquid to solid? (1 point)
Оа
Oь
Placing a few marbles in the petri dish and shaking them vigorously to represent removal of energy
Packing the petri dish with two layers of marbles and slowly jiggling them to represent removal of energy
Packing the petri dish with two layers of marbles and slowly jiggling them to represent addition of energy
Placing a few marbles in the petri dish and shaking them vigorously to represent addition of energy
С

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 22.06.2019 00:30, megaaan214p61pb7

Which compounds have the empirical formula ch2o? a. c2h4o2 b. c3h6o3 c. ch2o2 d. c5h10o5 e. c6h12o6

Answers: 3

continue

Chemistry, 22.06.2019 13:10, dookiefadep5n1tt

What type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? view available hint(s) what type of interaction occurs between the r groups of valine and isoleucine in a tertiary structure? salt bridge disulfide bridge hydrogen bond hydrophobic interaction

Answers: 1

continue

Chemistry, 22.06.2019 13:30, ayoismeisalex

Astudent is trying to create a table that compares hypotheses, theories, and laws. hypothesis theory law do scientific researchers formulate it? yes yes yes does it explain why things happen? yes yes no yes yes yes is it used to make predictions? no yes yes which of the following questions would most likely fill the blank in the table? is it an intelligent guess? is it newly formulated? is it based on observations? has it been proved?

Answers: 1

continue

Chemistry, 22.06.2019 13:50, ceejay8005

Which of these is a physical property

Answers: 1

continue

Do you know the correct answer?

A student has a petri dish and several marbles. Which of the following activities should the student...