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Pyrolysis is different than combustion

A use for charcoal/carbon black is:

Chemical processes

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Questions 12

Answers

1
A use for charcoal/carbon black is:
Neither A nor B
as a paint
to be used as glue
both A and B
2
Pyrolysis is different than combustion
oxygen is involved
heat is involved
oxygen is not involved
heat is not involved
3
Pyroligneous acid is collected by:
Distilliation
Filtration
Decenting
Evaporation
4
The main acid found in pyroligneous acid is:
battery acid
carbonic acid
ethanoic acid
hydrochloric acid
5
The substance used to access quicklime is:
Particular plant materials
Gypsum
Pyroligneous acid
Carbon Black
6
The scientific method was involved in these process through:
Using lots of glassware
Trail and error testing
Writing investigation reports
all of the above
7
A use for plaster is:
Making containers waterproof
Body ornamentation
Storing water
To provide part of diet
8
In the process of calcination
gypsum is heated to release water
all of the above
carbon becomes charcoal
plants are heated to release salts
9
To collect salts from plant materials, Aboriginal people have knowledge of:
Engineering
Local Plants
Chemistry of combustion
All of the above
10
Combustion is similar to pyrolysis because
all of the above
substance are broken down
substance are set on fire
oxygen is involved in both
11
To use the process of calcination, it requires knowledge in the following area(s)
all of the above
making mixtures
Types of plants
Rocks and Minerals
12
Charcoal is mixed with this substance to make a black paint
animal fats
water
quicklime
Pyroligneous acid