OK, this is another one that I just can't wrap my head around the correct answer choice relative to an incorrect answer choice. This is getting beyond frustrating ugh. Here is my breakdown:
... sets. This means you have access to all the questions from ... , question bank with quick view access to most of the questions ... -75). You will also get access to explanations for the next ...
... , water molecules containing oxygen-18 are rarer than water molecules ... water molecules containing oxygen-18 than of all water ... -than-normal percentage of oxygen-18.
(C) ... clouds rainfall contains more oxygen-18 than ordinary oxygen.
...
I'm planning on taking the Feb test (though I'm not against pushing it to June). I've finished the Ultimate curriculum thoroughly, gone through the Trainer and am currently working on fool proofing games 1-35 using Pacifico's ...