Which of the following statements is true?A)The total mass of the system remains same in a chemical changeB)A chemical change is permanent and irreversibleC)A physical change is temporary and reversibleD)All of the above
Which of the following statements is true?
A)
The total mass of the system remains same in a chemical change
B)
A chemical change is permanent and irreversible
C)
A physical change is temporary and reversible
D)
All of the above