Matter, energy and life
anything that has mass and takes up space
What is matter
transfer of electrons
the energy an object possesses due to its motion
What is kinetic energy?
mesurment if acidty or or alkalinity
What is pH?
Exchange both energy and matter with its surrounding
same type of matter
cation
The branch of physics that studies the relationships between heat, work, temperature, and energy
What is thermodynamics?
Produce OH- ions in solution
What is acid?
No exchange of matter with its surrounding and only energy can be exchnaged
What is closed system?
smallest component of an element
What is an atom?
sharing of electrons
What is a covalent bond?
A chemical reaction that occurs in an organism to maintain
What is metabolism?
Produce H+ ions in solution
What is base?
number of protons
what is atomic number
life elements
What is CHNOPS?
Equal sharing of electrons
What is non-polar?
a form of potential energy stored within the structural bonds of atoms or molecules
What is chemical energy?
keep the pH within a specific range
What is buffers?
protons and neurons in an atom
what is mass number?
2 or more elements chemically bonded to make new substances
What is a molecule?
Unequal sharing of electrons
What is polar?
the transfer of thermal energy
What is heat energy?
Acid 1-7: Natrual 7: Base 7-14
Acids and Bases
same element with differernt mass