英文關鍵字
acid
additives
ammonium
and
atomic
atoms
carbon
cartoon
chemical
chemistry
chlorate
chloride
chlorine
coat
detergent
element
ether
experiment
food
for
form
formula
formulaic
gas
h2so4
hydrogen
hydroxide
impulse
isolated
lab
laboratory
laureth
lauryl
molecule
nerve
notation
nutrition
oxygen
potential
react
reaction
redox
research
salt
scientific
scientist
shaker
sodium
solution
substance
sulfate
sulphate
sulphuric
symbol
test
that
the
these
together
tube
two
water
zinc
znso4