Answer:
For example, addition of an orange chromic acid reagent to some compounds causes the chromium reagent to change to a blue-green color (Figure 6.37a). This is considered a "positive" test result, and in this case indicates the presence of a functional group that can be oxidized (alcohol or aldehyde).
Answer:the answers are a and d
Explanation:
I did the test sorry if wrong
For the ecocide hypothesis's to be correct, <span>A sighns of deforestation in the core samples hat to occur before the signs of human activity is true
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I prentice that it might kill me and effect me
Explanation:
What happens during daytime is, oxygen that gets trapped between filaments of algae, moves them to the surface and during night as O2 is not produced, they slowly sink to lower depths, and you don't see them
