This is anything that has mass and occupies space
What is matter?
These are the unique building blocks for each element
What are atoms?
These occur when chemical bonds are formed, rearranged, or broken.
What are chemical reactions?
Three examples of organic compounds
What is carbohydrates, proteins, and nucleic acids?
Reactions that involve atoms or molecules combining to form larger, more complex molecules
What are synthesis reactions?
Name the three states in which matter can exist
What are solid, liquid, and gas?
The four elements that make up 96% of the body3.
What are carbon, oxygen, hydrogen, and nitrogen?
The three main types of chemical reactions
What are synthesis, decomposition, and displacement reactions?
Name the proprties of water that make it important
High heat capacity, high heat of vaporization, polar solvent properties, reactivity, cushioning
These biological catalysts increase the rate of reaction without being chemically changed or becoming part of the product
What are enzymes?
This is the capacity to do work or put matter into motion
What is energy?
The subatomic particles with a positive charge
What are protons?
The names of the chemical reactions in which there is a net release of energy and a net absorption of energy.
What is exergonic and what is endergonic
These ionic compounds dissociate into separate ions in water and can conduct electrical currents
What are salts (or electrolytes)?
Chemical energy released when glucose is broken down is captured in
What is ATP?
Energy can exist in two forms: energy in action and stored energy. Name these two forms.
What are kinetic and potential energy?
Atoms of the same element that have different numbers of neutrons are called this
What are isotopes?
In cellular respiration, ______ is being reduced and _____ is being oxidized.
C6H12O6 + 6O2 -> 6CO2 + 6H2O
What is oxygen and glucose?
A solution has a higher concentration of Hydrogen ions.
What is an acidic solution?
The structure of ATP
An adenine, a ribose sugar, and three phosphate groups