Meteric/SI units
Mass
What is grams?
Mass
What is Scale?
combination of 2 or more substances that are not chemically combined
What is a mixture?
Hydrogen (H2) gas, Oxygen gas, (02), Water (H20)
What are three examples of a molecule?
O, Na, He, F
What are three examples of a chemical symbol?
Weight
What is newtons?
Liquid Volume
What is graduated cylinder?
Anything that has mass and takes up space
What is Matter?
Water (H20), Salt (NaCl), Carbon dioxide (C02)
What are three examples of a compound?
NaCl, H20, O2, C02
What are three examples of a chemical formula?
Energy
What is joules?
Temperature
What is a thermometer?
soda, saltwater, koolaid, chocolate milk
What are four examples of a mixture?
Freezing, melting and boiling (changing states of matter)
What is physical changes?
The side of a chemical reaction are the reactants on
What is the Left side?
Liquid volume
What is liters?
Solid Volume
What is a ruler?
ice, water, water vapor
Give the 3 states of matter for H20?
any mixture that is not uniform in composition; the materials remain separate in the mixture
What is Heterogeneous?
The side of a chemical reaction are the products on
What is the right side?
Temperature
What is Celsius?
Lenght/Distance
What is a ruler?
Mass divided by volume (m÷v)
What is the formula for density?
a mixture that has the same uniform appearance and composition throughout
A principle stating that mass cannot be created or destroyed
What is the law of conservation of mass?