Which describes gyres in the northern hemisphere

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .

Ahelium balloon contains 16.9 l of helium at stp. how many atoms of helium are in the balloon

How many atomic mass units are equal to 1.672×10−24 g of protons?