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what a fizzer : (fire triangle (oxygen, fuel, heat), low pH level (acids…
what a fizzer :
fire triangle
oxygen
fuel
heat
low pH level
acids
corrosive
change colour with concerntration
chemical change
rearrange existing substances to form a new substance
atoms
smallest form of matter
physical change
a change of state
element
pure substance
mixtures
compounds
molecules of an element
same elements chemically bonded
molecule of a compound
2 or more atoms chemically bonded
chemical word equations
Acid rain is caused by a mixture of greenhouse gases
indicators change colour in acid/base solutions
acid + base --> salt + water
acid + metal --> salt + hydrogen
acid + carbonate --> salt + water + carbonate
low pH is more acidic
pH scale from 1-14
stomach acid & ulcers
combustion & respiration