study the following samples and write (S) if the sample is obsessed and (M)if it is a mixture: write your answer in your notebook

1. adobong kangkong
2. coffee with milk
3. zinc
4. hydrogen peroxide (agua oxigenada)
5. chicken curry
6. mineral water
7. salt
8. sand and gravel
9. nitrogen
10. carbon dioxide

need answer pleasse!!​