Show:
Bases
Acids
chemical reactions
MSDS Labels
Air pollution/ Acid Rain
100
Bitter
What is taste of bases
100
Red
What colour does acid turn blue litmus paper
100
new colour appears
What is one change that occurs in a chemical reaction
100
Material Safety Data Sheet
What does MSDS stand for
100
the burning of fossil fuels
What is the major cause of air pollution
200
chemicals
What are bases a group of
200
sour
What is the taste of acid
200
temperature
What is a factor that affects rates of reaction
200
product name + its use
What is one section on the MSDS label
200
by the release of sulfur dioxide and nitrogen oxide in the air
What causes acid rain
300
Blue
What colour does bases turn red litmus paper
300
metals
What does acids wear away
300
combines substances, usually elements, to form a compound
What is a synthesis reaction
300
3 yrs
must be updated every what is MSDS
300
Dust and soot
What is a gas pollutants
400
8-14
What is bases PH range
400
0-6
What is acids PH range
400
a free element replaces a different element of a compound
What is a single replacement reaction
400
New hazard becomes known about material.
MSDS must be updated within 90 days if? what is
400
sulfur dioxide
What is the pollutant gas that causes acid rain
500
lye
What base does soap contain
500
Hydrogen
What does acid contain
500
bubbles of gasform, heat or light given off, a solid material is formed, a new colour is formed
What is the 4 things that could happen when a chamical change occurs.
500
11
how many MSDS sections do schools have? what is MSDS
500
coal, oil, natural gas
What is the three fossil fuels