B 2
is which shell are the valence electrons of the elements in period 2 found
Hope this helps :) remember your conversions and just practice it's fairly easy:)
If egg is dipped in cylinder then the volume of egg will be difference in the volumes before dipping egg (initial volume) and volume after dipping egg (final volume)
Volume of egg= 58.5-50.0 = 8.5 mL
The answer is a. troposphere, stratosphere, mesosphere, ionosphere