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What in the atom?
Need Water?
The pH has been Mixed
It's all about the CARbon
Fats & DNA
100
The area where electrons are inside of an atom is call the ____________.

Cloud

100

Water being able to stick to other substances

adhesion

100
Pure water has a pH of 7, this makes it a __________ substance.

Neutral 

100
How many valence electrons does carbon have?

4

100

What three elements make up lipids?

carbon, hydrogen, oxygen
200

Negatively charged particle

electron

200

Water in its solid form is _________ dense than in its liquid form.

less

200
A ______________ is a type of mixture in which all components are evenly distributed.

solution

200

How many types of bonds can carbon make, and what are they?

3; single, double & triple

200

Lipids are ___________ in water.

insoluble

300

What two subatomic particles are found at the center of an atom?

protons and neutrons
300
The bonds that form between water molecules.

hydrogen bonds

300

Mud would be an example of a ______________.

suspension

300

What is the term for the small units that make up polymers and macromolecules?

monomers

300

Are lipids used to store energy long or short term?

long term

400

What is the center of an atom called?

nucleus
400
Insects and spiders are able to walk on water because the hydrogen bonds allow water act as a film. This is called _______________________

surface tension

400

Ammonia has a pH of 11 and bleach has a pH of 12. Which one would be considered the stronger base?

bleach

400

Carbohydrates have a ratio of _________; with what three elements?

1:2:1; carbon, hydrogen, oxygen

400

How are the polymers in nucleic acids assembled?

by covalent bonds

500

The outer shell of an atom holds the _________ electons

valence

500

Water has a both a partial positive and a partial negative charge. What is the uneven distribution of charge on a molecule called?

polarity

500
A compound that prevents sharp, sudden changes in pH are called ______________.

buffers

500

What is the name of the sugar (carbohydrate) that plants release during photosynthesis?

glucose

500

Nucleic acids monomers contain which 3 components?

5-carbon sugar

phosphate group

nitrogenous base