Answer: Solid, Liquid, Gas
Explanation:
Solid_ Ice
Liquid_ rtp (room temperature and pressure)
Gas_ Vapors
Answer:
density/volume
Explanation:
Divide the object’s weight by the acceleration of gravity to find the mass.
I believe the answer would be A. Electronegativity increases across a period.
Answer:
2.18 mol Ar.
Explanation:
Hello there!
In this case, according to the definition of mole as the amount of particles of a given substance, it is possible to introduce the Avogadro's number to assert that 1 mole of any element contains 6.022x10²³ atoms; thus, the moles of Ar in the given amount of atoms turns out to be:
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