1. Which is the essential
1 point
characteristic of a chemical
change?
O Colour change
O Evolution of gas
O Formation of new substance
O Change of state
Answers
Answered by
9
Answer:
evolution of gas...........
Similar questions
Business Studies,
4 months ago
Hindi,
4 months ago
Social Sciences,
4 months ago
Math,
8 months ago
CBSE BOARD X,
1 year ago
Physics,
1 year ago