5TH GRADE MATH HELPP Which of the following can be used to show how matter is made up of particles that are too tiny to see?

A. Balloon
B. Brick
C. Elastic
D. Plate​

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.

The fact that the total amount of energy in a system remains constant is a(n)

Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+