Answer:
A. Space Probes
A space probe is a robotic spacecraft that does not orbit Earth, but instead, explores further into outer space. A space probe may approach the Moon; travel through interplanetary space; flyby, orbit, or land on other planetary bodies; or enter interstellar space
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Atoms are the smallest division of the element. The potassium atoms present in the 235 gm of the compound is atoms.
Given,
Calculate the number of moles as:
In the given compound , there are two atoms of potassium and one atom of sulphur.
If, 1 mole = atoms of potassium
Then, 2.13 moles = X atoms
Solving for X:
Therefore, option c. is correct.
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