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20 Cards in this Set
- Front
- Back
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Approved eye protection devices( like goggles) are used in the laboratory |
Anytime chemicals, heat or glassware are used you |
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You are heating a substance in a test tube. Always point the open end of the tube |
Toward no other person |
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The following footwear is best in the laboratory |
Closed shoes |
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Horseplay or practical Jokes in the lab are |
Always against the rules |
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Hot glass looks the same as cold glass |
True |
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What physical property allows us to physically separate the salt from the salt/sand mixture |
Solubility |
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What process allows for the recovery of solid salt from the liquid solution |
Evaporation |
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In the chemical reactions lab, which of the seven chemicals study turned out to be the unknown solution? |
CaCO(3) |
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What is the chemical formula for sodium hydroxide? |
NaOH |
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Molecules that have the same number of atoms, but have different structures are called |
Structural isomers |
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How many structural isomers did n-heptane have |
Nine |
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How many single bonds are in a hexane molecule? |
19 |
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What is the numerical value of Avogadro's number? |
6.02 x 10^23 |
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What does pH stand for? |
Power of Hydrogen |
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The name of the mineral in our lab that looked like gold was called |
Pyrite |
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The name of the mineral in our lab that displayed magnetic properties was called |
Magnetite |
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Talcum powder is made from this mineral, what is the name of this mineral? |
Talc |
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What was the name of the mineral that looked like fish scales? |
Mica |
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What mineral fluoresced under a black light? |
Fluorite |
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What is the name of the black glassy volcanic rock that we saw in the lab |
Obsidian |
