The electron configuration notation for na is: o 1s22s22p63s21s 2s 2p 3s1s22s22p61s22s22p

Answer : The correct electronic configuration of sodium atom is,

Explanation :

Electronic configuration : It is defined as the representation of electrons around the nucleus of an atom.  

Number of electrons in an atom are determined by the electronic configuration.

Atomic number : It is defined as the number of electrons or number of protons present in a neutral atom.

The given atom is, sodium (Na)

Sodium is the 11th element which belong to period 1.

The electronic configuration of sodium atom is,

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for step 7 table c on the lab "newtons law of action"   the average time it took the car to travel .25 meters   was 1.92 seconds.

the average time it took the car to travel 0.50 meters was 2.61 seconds

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