What is the charge on an electron? –1 0 +1 +2
2 answers:
Answer : The charge on an electron is -1.
Explanation :
Electron is a subatomic particle whose symbol is .
The electrical charge on an electron is negative.
The electron was discovered by the J.J. Thomson.
The mass of an electron is .
The charge on electron and proton is equal but opposite.
Neutron has zero charge and proton has +1 charge.
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Answer:
The choice of the answer is fourth option that is -61 degrees.
Therefore the temperature drop is -61°Centigrade.
Explanation:
Given:
The temperature in a town started out at 55 degrees
Start temperature = 55°Centigrade. (Initial temperature)
End of the Day = -6°Centigrade. (Final temperature)
To Find:
How far did the temperature drop?
Solution:
We will have,
Substituting the above values in it we get
Therefore the temperature drop is -61°Centigrade.
Answer:
97.78% KCl in the original sample
Explanation:
