Edexcel Gcse Chemistry/additional Science - Unit C2: Discovering Chemistry Page 13
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3013
(b) Wax and sand are both solids at room
temperature.
o
The wax has a melting point of 64
C.
o
The sand has a melting point of 1610
C.
(i)
State what will happen to the wax when it is
heated using a bunsen burner. (1 mark)
_________________________________________________________
_________________________________________________________
(ii) When the sand is heated using a bunsen
burner there is no visible change.
Explain why. (2 marks)
_________________________________________________________
_________________________________________________________
_________________________________________________________
_________________________________________________________
_________________________________________________________
_________________________________________________________
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