A 45 efficient device uses chemical energy to generate 420
A 45% efficient device uses chemical energy to generate 420 J of electric energy.
How much chemical energy is used?
A second device uses twice much chemical energy to generate half as much electric energy. What is its efficiency?
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a 45 efficient device uses chemical energy to generate 420 j of electric energyhow much chemical energy is usednbspa
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Briefly explain their contributions to the field of child development. Cite pages from the Follari "Foundation and Best Practices in Early Childhood Education"
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