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Chemistry
, 31.01.2020 04:47
shelbybibb99
What do engineers use to test their designs of new technologies?
a.
polls
b.
models
c.
pie charts
d.
reference materials
Answers: 2
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What are the choices?
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Putting salt in vinegar water
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Answer(true);
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It's potassium i believe
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What do engineers use to test their designs of new technologies?
a.
polls
b.
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