Vocab
The inner part of an atom that contains the proton and the neutron is called ________________
Nucleus
How do you find the volume of a regular shaped object?
L x W x H
How do you figure out the number of neutrons?
Atomic Mass - Atomic Number
A type of change where the substance stays the same, but the size and shape may change
Physical Change
What range of numbers is the pH scale?
0-14
This is anything that takes up space and has mass
Matter
What are the units for volume?
mL or cm3
What number tells you the number of protons and electrons?
Atomic Number
Type of change where a new substance is created
Chemical Change
Blue litmus paper turns _____________ in an acid
Red
The smallest pieces of matter are called
Atoms
What is the equation for density?
D = m / v
How do you find an element's atomic mass?
Neutrons + Protons
This type of matter keeps a definite shape
Solid
Red litmus paper turns ______________ in a base
Blue
These are particles that are negatively charged and are found on the outside of the nucleus
Electrons
What tool is used to find the mass of an object?
Triple Beam Balance
What is the name of group 18 on the periodic table?
These molecules can move freely and will take the shape of any container
Liquid
What are the properties of bases?
Taste bitter, feel slippery, OH- ion, don't react with metals
This particle has a positive charge and is located in the nucleus
Proton
Water displacement
What is the name of group one on the periodic table?
Alkali Metals
Name all 5 indicators of a chemical change
Color change, bubbles, temperature change, production of a solid, production of an odor
What are the properties of acids?
Taste sour, corrosive, H+ ion, react with metal