13. Steam was passed over heated iron wool as shown below.
Iron wool
Point X
Steam
H...
Chemistry, 30.11.2020 14:50 smarcalli6457
13. Steam was passed over heated iron wool as shown below.
Iron wool
Point X
Steam
Heat
(a) What is the precaution taken before lighting the gas at point X. (1 mark)
Answers: 3
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