a)Why cannot a chemical change be normally reversed?
b)Why is it always essential to valence a chemical equation?
c)What happens when CO2 gas is passed through lime water and why does it disappear on passing excess CO2?
d)Can rusting of iron take place in distilled water
Answers
Answered by
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b:it is essential to balance the equation to go with law of Conservation mass
RoCkstrong:
Abbey sare answers chahiye
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12
a) it is because chemical change is man made change
just take example:
when ice melts to form water ,it changes its form and we can retake it's state by freezing it
this is the answer of your question a)
just take example:
when ice melts to form water ,it changes its form and we can retake it's state by freezing it
this is the answer of your question a)
Wrong
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