The answer is 2400 centimeters
D. Cobalt has one less proton.
Explanation:
Comparing a typical nickel and cobalt atom suggests that cobalt has one less proton in its nuclear space.
Cobalt has an atomic number of 27
Nickel has an atomic number of 28
Cobalt and nickel are both transition metals found in the d-block on the periodic table.
Atomic number is the number of protons in the nucleus of an atom.
We can see that Nickel has 1 more proton compared to cobalt.
Learn more:
Atomic number brainly.com/question/2057656
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Answer:As a pendulum swings, its potential energy converts to kinetic and back to potential. ... A swinging pendulum.
Explanation:During the course of a swing from left to right, potential energy is converted into kinetic energy and back.
Pipettors, microcentrifuge, timers, mixers, a water bath. And those should only be used for radioactive materials (sorry if this is wrong it’s my best knowledge for this stuff :/)