Chemistry, 14.11.2020 01:30, MickeyAppleX
A student who is feeling cold rapidly rubs their hands on their bare arms. What energy transformation is the student using to feel warmer?
A.
mechanical ---> thermal
B.
radiant ---> thermal
C.
thermal ---> chemical
D.
electrical ---> thermal
Answers: 1
Chemistry, 22.06.2019 15:20, merrickrittany
An alloy contains 66 g of pure zinc. what is the percentage of zinc in the alloy? express your answer to two significant figures and include the appropriate units.
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Areaction in which products can react to re-form reactants is
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A student who is feeling cold rapidly rubs their hands on their bare arms. What energy transformatio...
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