Answer: D) It has two more electrons than protons.
Explanation: Sulphur (S) is an element with atomic number 16 and thus contains 16 electrons. A neutral atom contains equal number of protons and electrons.
![S:16:[Ne]3s^23p^4](https://tex.z-dn.net/?f=S%3A16%3A%5BNe%5D3s%5E23p%5E4)
An atom on losing electrons gains positive charge and on gaining electrons gain negative charge.
Sulphide ion
is formed by gaining 2 electrons to attain stable configuration of argon and thus contains two more electrons than protons.
![S^{2-}:18:[Ne]3s^23p^6:[Ar]](https://tex.z-dn.net/?f=S%5E%7B2-%7D%3A18%3A%5BNe%5D3s%5E23p%5E6%3A%5BAr%5D)
Answer: Do you take Ms. Reyes
Explanation: The answer is Outside air, Nose, Lungs, Bloodstream, Cell
<u>Answer:</u> The value of
is -163 kJZ
<u>Explanation:</u>
The number of moles is defined as the ratio of the mass of a substance to its molar mass. The equation used is:
......(1)
We are given:
Given mass of water = 72.0 g
Molar mass of water = 18 g/mol
Putting values in equation 1, we get:

Calculating the heat released for the condensation process:
......(2)
where,
= amount of heat released
n = number of moles of water = 4 moles
= specific heat of vaporization = -40.7 kJ/mol
Negative sign represents the amount of heat released.
Putting values in equation 2:

Hence, the value of
is -163 kJ
Answer:
second blank is "partially"
Explanation:
Answer:
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Explanation:
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That's the question right