Aformal operational thinker and a concrete operational thinker are both presented with three beakers containing red liquid and are told that some combination of the liquids will produce a green liquid. how would the manner in which the formal thinker solves the problem most likely differ from that of the concrete thinker?

The formal thinker would take a systematic approach in the combination of the liquids, thereby eliminating several unnecessary combinations that the concrete thinker would definitely combine.

Explanation:

The formal operational stage in thinking begins when a child gets to the age of 12 and continues to adulthood. The formal operational stage provides an individual with the ability to think abstractly by manipulating ideas in their head without concretely manipulating it. A concrete would have to see something to be able to manipulate any ideas.

answer:

technetium is the most reactive. this is followed by silver. the least reactive out of these three elements is strontium.

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