Social Studies, 24.01.2020 23:31 DASASDAEDWEDA
In some circumstances, materials that are being heated in the lab could catch fire. if a flammable substance in a beaker should catch fire while you are working but the flames are relatively contained, which method must never be used for extinguishing the flame?
select one:
a. turn off the heat source immediately, and use a watch glass to cover the beaker and minimize the oxygen around the flame.
b. use water from the sink nearest the bench to douse the flames.
c. use the chemical fire extinguisher located in the lab. pull the pin, aim the nozzle into the beaker, and pull the lever.
Answers: 3
Social Studies, 23.06.2019 08:00, randyg0531
What is the difference between a journal entry written by an eyewitness to an event and a play written about the same event? a. the journal entry is a historiographical source, while the play is a periodical source. b. the journal entry is a chronological source, while the play is a primary source. c. the journal entry is a primary source, while the play is a secondary source. d. the journal entry is a secondary source, while the play is a periodical source.
Answers: 1
Social Studies, 23.06.2019 08:00, sarahelrod9
How was south asia worked to meet the needs of its largest populationchoose all that are correct a) by implementing the green revolution b) by putting the dalits to work c) by developing cottage industries d) by doing outsourcing for other countries
Answers: 1
In some circumstances, materials that are being heated in the lab could catch fire. if a flammable s...
Mathematics, 22.01.2021 03:10
Social Studies, 22.01.2021 03:10
History, 22.01.2021 03:10
History, 22.01.2021 03:10
Mathematics, 22.01.2021 03:10
English, 22.01.2021 03:10