CHEM120 OL, Week 1 Lab
Part 1: Complete LabsterLabChemistrySafety
Complete allpartsoftheChemistrySafety VirtualSimulationLab.
1.Howwould youwriteconvoreactionfrom oilto biodiesel?Oil+alcohol+
catalyst= biodiesel+glycerol+catalyst
2.Which ofthefollowinghazards donotapply tomethanol?Oxidizing
3.Thatis not theidealplacetoputthemethanol bottle.Why?Toclosetothe
opening.
4.Whichp-sentenceindicates why you shouldwork inthefumehoodwhen using
methanol?P260andP271
5.What is boilingpointofmethanol?65 degrees Celsius
6.Why is itimportantto work inthefumehoodduringthis step?Methanolis very
volatileathigh temperatures.
7.This solutionposes severalhazards.Whichofthe followingdoes notapply for
the sodium hydroxide-methanolsolution? Explosive
8.Whichofthesehazards could berememberedby addingsmallamounts of a
certainsolution?Corrosiveness
9.How shouldyoudisposeofremaining methanolsolution?Intoorganic solution
waste
10.Whichdamage analysis is right?2.Is worsethan1.
11.Which ofthefollowingsolvents wouldbe disposedinthehalogenatedsolvent
waste? DCM
12.Whatdidyoudoafter you pulledmeoutofthelab?Trigger thealarm andbreak
thecircuit.
13.Why didyoudecidenottograbthefire extinguisher andfightthefire?Too
dangerous.
Part 2: Report andReflection
Purpose: Describeincompletesentences andin your ownwords,thepurposeofthis
simulation.
Thepurposeof thesimulationisto demonstratesafetywithinalab.An accident
canhappenat anytimeand it isalwaysbettertoknowhowtobe safeandbe
prepared
Observations: Recordthreeobservations from the simulationthatwouldhelpyou
perform experiments safely inalab.
1.Useafume hoodwhenmixingchemicals tomakesure thatitcanbesafer.
2.Knowwhat hazardsymbols meantoidentifywhata chemicalmay beabletodo
3.Always know wherethefirealarm andcircuitbreaker arewithinalabincaseof
an emergency.
Answer thequestions below:
1. Look upanMSDSofthechemicalHCl. Whatarethemajor hazards andwhat
precautions wouldyoutakewhenhandlingthis chemical?
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