Chemistry, 03.05.2021 06:30 lizzyhearts
A phone takes in 10W of power and fully charges in 60 minutes. It outputs 2W of
power and can continuously watch movies for 4 hours. What is the energy
efficiency of the phone? *
Answers: 1
Chemistry, 21.06.2019 15:00
How has the scientific community addressed the safety of chemicals? a. chemicals are repeatedly tested, even those that have existed for a long time. b. existing chemicals are tested if they have never been tested before. c. chemicals are tested if they are suspected to have caused a problem. d. only new chemicals are tested.
Answers: 2
Chemistry, 21.06.2019 19:00
Consider the point on the plot where 10.0 g of naoh have been added. what amount of naoh, in moles, has been added? 0.308 mol fecl3 initially present
Answers: 1
A phone takes in 10W of power and fully charges in 60 minutes. It outputs 2W of
power and can cont...
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