Atom size increases down a group because there is an increase in the number of shells so the attraction between electrons and protons decreases. Atom size decreases across a period because the number of protons increases meaning that there is more attraction between the protons and electrons therefore drawing the outer shells closer to the nucleus.
it is over 32 degrees Fahrenheit (freezing), and below 120 degrees Fahrenheit (boiling)
Answer:
baking bread
Explanation:
The presence of yeast makes this catabolic. The yeast is breaking down into smaller units
The answer would be A) Physical Change. When the silver tarnishes it is still remnants of silver. If it were B, the silver would change into a different substance.
The cell membrane allows certain items into a cell and blocks others from entering, just like a security guard protects a real factory.
