R: In crystallization no new substances are formed.
A. S and R are correct.
B. S and R are incorrect.
C. S is correct and R is incorrect.
D. S is incorrect and R is correct.
Answer:A
R: In crystallization no new substances are formed.
A. S and R are correct. B. S and R are incorrect. C. S is correct and R is incorrect. D. S is incorrect and R is correct.