A.
Explanation:
There are several reasons that Carbon-12 was chosen as the standard for determining the relative mass of other atoms.
- Its abundance on earth
- Carbon-12 is a very stable isotope atom
- Its has the same number of neutrons and protons hence more ideal to use for a precise calculation of <em>amu</em> (atomic mass unit) -
The mass of an atom are based on the ¹/12 mass of Carbon-12.
As a noun: He called security. <em></em>(<em>security is a noun</em>)
As an adjective: There are strict security measures (<em>describes what the measures are like</em>)
Answer:
Many People Feel like failure makes you weak, but that is truly wrong. Just think, if no one, I mean NO ONE made mistake, the world’s history would repeat itself. Just because they never made mistake, so then they could never learn from them. So Truely, failing is a blessing in disguise.
Hope this helps! If you have questions just ask! I will try to help as much as I can!
The first and second at first glance looks to have a misplaced modifier, but the first one is the correct answer. :)
