True or false:
a)Burning of a substance is actually a chemical change.
b)Hydrogen is necessary for burning.
c)Yellow phosphorus has a low ignition temperature of 30°C.
d)When a person's clothes have caught fire a blanket is wrapped around his body.
Answers
Answered by
3
Answer:
true
false
false
true
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Answered by
2
Answer:
a)true
b)false
c)false
d) true
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