The Atom
Atoms are the basic building blocks of matter
True or False
True
Isotopes are defined as elements with the same amount of protons, but different amount of neutrons
True or False
True
What pH is considered Neutral ?
7
An Endo-Thermic reaction releases energy
True or False
False, it absorbs
Each element is identified by its ______
Atomic Number
Neutrons= Atomic mass - ________
Atomic Number
is pH of 6 an acid or a base ?
Acid
True or False
True
Protons have a ______ charge
positive
In a isotope symbol, the top number is the _______
atomic mass
Is a ph of 12 an acid or base ?
Base
Name 1 molecule found in our food
Carbohydrate, Protein or Fat
Neutrons have a ______ charge
neutral
In a isotope symbol the bottom number is the ________.
atomic number
Acid
What force holds the nucleus together ?
Strong Nuclear Force
_______ orbits the nucleus of the atom
Electrons
What is the mass of Chlorine-35?
35
Is Hand soap an example of an Acid or Base?
Base
Chemistry is the study of ______________.
studies of properties and the behavior of matter