The building blocks of matter.
What are atoms?
What are groups and periods?
The only electrons involved in bonding.
What are valence electrons?
Another name for a homogeneous mixture
What is a solution?
Compounds containing carbon
What are organic compounds?
These are located in the center of an atom.
What are protons and neutrons?
There are _____ naturally occurring elements.
What is 92?
The chemical bond that forms between nonmetals.
What is covalent bond?
Blood is an example of what kind of mixture?
What is heterogeneous mixture?
In the term macromolecule the prefix macro means
What is large?
Atoms of the same element that have different numbers of neutrons
What are isotopes?
Elements that have properties of both metals and nonmetals.
What are metalloids?
What is an ionic bond?
A suspension is an example of a
Compounds composed of carbon, hydrogen, and oxygen in a ratio of one oxygen to two hydrogen atoms for each carbon atom.
What are carbohydrates?
The basic structure of the atom is due to
Each element is made up exactly _____ kind of atoms.
What is one?
These do not increase the amount of product that is made and are not used up during the reaction.
What are catalysts?
A solution with a pH of 8.5 would be considered a ________ solution.
What is basic?
A lipid that is a fat if it is a solid at room temperature and an oil if it is a liquid at room temperature.
What is triglyceride?
What is radiation?
Carbon-14 has _____ protons and _____ neutrons.
The specific location where a substrate binds an enzyme
What is an active site?
What are buffers?
Smaller repeating subunits composed of carbon, nitrogen, oxygen, phosphorus, and hydrogen atoms.
What are nucleotides?