The number of nucleons (both protons and neutrons) in the nucleus is the atom's mass number, and each isotope of a given element has a different mass number. For example, carbon-12, carbon-13 and carbon-14 are three isotopes of the element carbon with mass numbers 12, 13 and 14 respectively.
If your cabin bag is larger than the maximum cabin bag size (56 x 45 x 25cm including handles and wheels) the Bag Drop desk will ask you to check the bag into the aircraft hold and a charge of Â£30.00 will apply.ne cabin bag as above. Plus ONE additional small under seat bag (For example a handbag or laptop). Maximum size of 45 x 36 x 20cm which will need to be placed under the seat in front.
Weight and Size Allowance. Southwest will accept the first two checked bags for free provided that the bags do not exceed 50 lbs and 62 inches (L+W+H). Overweight items from 51 to 100 pounds and oversized items in excess of 62 inches but not more than 80 inches will be accepted for a charge of $75.00 per item one-way.or flights departing Aruba, the minimum checkin time for Passengers (with or without checked baggage) is at least 75 minutes before scheduled departure. For all other international flights, passengers and their baggage must be checked in 60 minutes prior to the scheduled departure.