Yes, they did. Laboratory experiments showed them the results.
no-AH
good
responsible for preparing
You have to ensure there is good ventilation when you prepare chlorine in a laboratory because chlorine is toxic so you need to ventilate it to avoid breathing it in.
You can prepare 13-dibromopropane in the laboratory from lower alkanes or alkyl halides using HBr in the presence of peroxide.
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investigate complaints, interview witnesses and prepare cases for court
Seismologists or geophysical scientists.
Beause
Jabir-Bin-Hayyan
We cant prepare it in lab. But there are aquas ammoni in lab.
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