The three things that you should do to prepare for a lab are:
- Long hair must be tied back.
-Wear closed toe shoes.
-Remove all loose jewelry and baggy clothing.
What are the three things you should do to be prepared to do a lab?
100
Ingestion
Skin Absorption
Name 2 ways that Magnesium can get in to your body?
100
-color change
-volume change
-temperature change
-heat or light given off
What are 4 clues that a chemical reaction has occurred?
100
-Phenolphthalein
-Bromothymol Blue
What are 2 indicators to tell if you are handling an acid?
100
Acid rain is in any form of precipitation including rain, snow, or sleet.
What is acid rain?
200
you should stand during all labs in case something gets spilled.
What should you do during all labs?
200
Chlorine
Oxidizing Agents
What are two things that Magnesium is incompatible with?
200
Catalysts are a substance that can speed up the rate of a chemical reaction with out being a part of the reaction.
What are catalysts?
200
-Club Soda
-Citrus Fruits
What are 2 things that household items have acids in them?
200
A major cause of of air pollution is the burning of fossil fuels.
What is a major cause of air pollution?
300
The technique you should use when handling chemicals is called the wafting technique.
What is the technique you should us when handling chemicals?
300
The MSDS sheets should be updated within in 90 days in case there is any new information.
When should the MSDS sheets be updated?
300
A synthesis reaction occurs when two or more substances react together to form just one product.
What is a synthesis reaction?
300
Hydrogen gas is given off when acids wear down metals.
What is given off when acids wear away metals?
300
Acid rain is dangerous because it has destroyed the wildlife that lives in these areas.
Why is acid rain dangerous?
400
You should never participate in any form of horseplay.
What should you never participate in any form of in the lab?
400
Open flames
Hot surfaces
Name 2 things you should keep Magnesium away from?
400
A single replacement reaction occurs when an element replaces another element in a compound.
What is a single replacement reaction?
400
- Battery acid
-Stomach acid
What are 2 things are the most acidic?
400
- Sulfur dioxide
What is the gas that forms most acid rain?
500
Clean and return all glassware at the end of the lab.
Name one thing that you should do after a lab?
500
One way you can safely store Magnesium is to keep it away from water and moisture.
What is one way you can safely store Magnesium?
500
A double replacement reaction occurs when the exchange of one element in a compound with another element in a compound.