Question

classify the following as a pure substance or a mixture. If mixture indicate whether homogenous or heterogeneous a) concrete b) vulcanized rubber c) Raw rubber d) yoghurt give reason for your answer​

Answer 1

Answer:

1. graphite = element 2. milk = heterogeneous mixture (colloid) 3.air = homogeneous mixture 4.diamond =element 5. petrol= homogeneous mixture 6. tap water=compound 7. distilled water =compound 8. oxygen =element 9. 22 carat gold = homogeneous mixture 10.steel= homogeneous mixture 11.iron = element 12. oxidized table salt = compound 13. wood= element 14.cloud= heterogeneous mixture.