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Physics, 21.06.2019 17:00
Which type of current is produced by a wire breaking magnetic field lines and changing the polarity? a. alternating b. direct c. straight d. alternating and direct
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Physics, 22.06.2019 17:40
The first-order reaction aā2b+c has rate constant 0.538 sā1. if the initial concentration of a is 0.867 mol lā1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.
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Physics, 22.06.2019 18:00
The protons in a nucleus are approximately 2 ā 10^ā15 m apart. consider the case where the protons are a distance d = 1.93 ā 10^ā15 m apart. calculate the magnitude of the electric force (in n) between two protons at this distance.
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Physics, 22.06.2019 19:40
Which of the following is a characteristic shared by both electron and light microscopes? a. they both employ the use of objective lenses. b. both microscopes require an internal camera to visualize the specimen. c. both microscopes have a resolving power of 0.01 nm. d. they both utilize white light to magnify the specimen.
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Chemistry, 18.02.2021 22:40
Biology, 18.02.2021 22:40
Mathematics, 18.02.2021 22:40
Physics, 18.02.2021 22:40
Chemistry, 18.02.2021 22:40
Mathematics, 18.02.2021 22:40