Asked by fiyin
1) Copy and complete:
Two particles can react together only if they …… and the …… has enough …… to be …….
2) What is meant by:
a a successful collision?
b an unsuccessful collision?
3) Reaction between magnesium and acid speeds up when:
a)the concentration of the acid is doubled. Why?
b) the temperature is raised. Why?
c) the acid is stirred. Why?
d) the metal is ground to a powder. Why?
Two particles can react together only if they …… and the …… has enough …… to be …….
2) What is meant by:
a a successful collision?
b an unsuccessful collision?
3) Reaction between magnesium and acid speeds up when:
a)the concentration of the acid is doubled. Why?
b) the temperature is raised. Why?
c) the acid is stirred. Why?
d) the metal is ground to a powder. Why?
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