it contains carbonates of calcium and magnesium
it contains sodium chloride
it is highly coloured
it contains suspended impurities
A. it contains carbonates of calcium and magnesium
Baking soda
Milk
Chloroform
Copper wire
nitrates
nitrites
hyponitrates
nitrides
6.023 x 1022
1 x 10-14
cl 6.056 x 10-6
6.023 x 1023
Liebig
Pasteur
Bunsen
Erlenmeyer
calcium carbonate
sodium carbonate
magnesium sulphate
ferric chloride
Lavoisier
Priestley
Dalton
Avogadro
homogeneous, sulphates
heterogeneous, nitrates
heterogeneous, carbonates
homogeneous, silicates
Aluminium
Copper
Zinc
Iron
dehydration
oxidation
reduction
dehydrogenation
grams
pounds
carats
tons
dextrose
fruit sugar
beet sugar
blood sugar
a very sweet smell
a very pungent smell
an irritating smell
no smell at all
poling
tempering
calcination
galvanising
it is an allotrope of carbon
it gives CO2 on heating
it contains free electrons
it is oxidised to graphitic acid
It must be free from suspended impurities
It must be free from harmful bacteria
It must contain traces of sodium bicarbonate
It must have a fishy odour
potassium and lead silicates
zinc and barium borosilicates
potassium and calcium silicates
sodium and calcium silicates
A mixture of potassium nitrate and carbon
A mixture of ammonium chloride and sodium nitrate
A mixture of potassium chlorate and manganese dioxide
A mixture of ammonium nitrate and charcoal
sodium hydroxide
sodium carbonate
sodium bicarbonate
potassium chloride
phosphorus pentaoxide
phosphorus trichloride
phosphorus trisulphide
phosphorus trioxide
Nitrogen
Phosphorus
Potassium
Mercury
bleaching powder
iodoform
sulphur dioxide
chlorine
charcoal
bleaching powder
chlorine
carbolic acid
Gasoline
Kerosene
Sulphuric acid
Alcohol
oleic acid
acetic acid
palmitic acid
stearic acid
ethyl alcohol
methyl alcohol
carbon monoxide
carbon dioxide
Carbon disulphide
Chloroform
Carbon tetrachloride
Methylene chloride
solid carbon dioxide
liquid oxygen
liquid hydrogen
liquid. Chlorine
acetone
ether
ethyl alcohol
methyl alcohol
Ammonium nitrate
Nitre
Charcoal powder
Sulphur
manganese dioxide
bauxite
animal charcoal
quicklime