A is the one so she could spot the differnece with natural and the unnatrual decline
Answer:
D. 3220
Explanation:
1 km equals 1000 m, so 3.22 km is
3220 m
Answer:
Red cabbage juice contains a natural pH indicator that changes colors depending on the acidity of the solution. The pigment in red cabbage that causes the red color change is called flavin (an anthocyanin). ... At a lower pH, more hydrogen ions are in solution, and therefore the solution is acidic
Actually I don't know but I tried so I hope it helped u!
