Question

2.which of the following is chemical change?
a. Melting of wax
b. Mixing of iron filings with sulphur powder
c.Cooking of food
d.Dissolving salt in water
3. Which of the following statements is true?
a.Homegenous mixtures can have variable composition.
b.homogenous mixture have fixed composition
c.heterogenous mixtures have fixed composition
d.salt solution is heterogenous mixture​

Answer 1

Answer:

chamikal is haldi ➕ mirchi =halmi

Answer 2

Answer:

2

I'm sorry I don't know the answer