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other word of combustion
burning, firing, igniting,
general word equation for reaction of metal and acid.
metal + acid ---> salt + hydrogen
general word equation for neutralization.
base + acid ----> salt + water
acid reacts with base to produce salt and water is . . . .
neutralization
word equation for copper oxide reacts with sulfuric acid is
copper oxide + sulfuric acid ---> copper sulfate + water
word equation for zinc reacts with sulfuric acid is
zinc + sulfuric acid ---> zinc sulfate + hydrogen
when metal and acid reacts together, the gas given off is
hydrogen
when carbon reacts with oxygen, the product is
carbon dioxide
when elements burn in the air, they react with oxygen and produce compounds called...
oxides
the reaction of elements react with oxygen to form oxides compound is called
combustion
combustion reactions are examples of .... because they change chemical substances by the addition of ....
oxidation; oxygen
the word equation of magnesium and oxygen is
magnesium + oxygen ---> magnesium oxide
the word equation of sulfur reacts with oxygen is
sulfur + oxygen ---> sulfur dioxide
how do you prepare your safety before you do combustion reactions? (mention 2)
wearing googles, using fume hood, wearing lab coat, tying hair, not pointing test tube at anyone during heating,
3 signs of chemical reactions are taking place
give off heat, give off gas, precipitate, color change, give off smell, pH change, the process is not reversible
the word equation of magnesium reacts with hydrochloric acid
magnesium + hydrochloric acid ---> magnesium chloride + hydrogen
