By mass, oxygen is the third-most abundant element in the universe, after hydrogen and helium. At standardized conditions for temperature and pressure, two atoms of the element bind to form dioxygen, a diatomic gas that is colorless, odorless, and tasteless, with the formula O 2.y mass, oxygen is the third-most abundant element in the universe, after hydrogen and helium. At standardized conditions for temperature and pressure, two atoms of the element bind to form dioxygen, a diatomic gas that is colorless, odorless, and tasteless, with the formula O 2.
American Opportunity Tax Credit. Students may claim this credit if you are over age 24 as long as you meet the other requirements, e.g. are not claimed as a dependent on someone else return, are attending a degree program half-time or more, and have not already completed four years of college.
With the national student debt near $1 trillion, it's a good time to revisit some of the most lucrative tax breaks out there for college students. The American Opportunity Credit. Students are eligible to claim up to $2,500 for the first four years of post-secondary education. And since 40% of the credit is refundable, that means students can get back up to $1,000 on their refund â even if they don't owe any taxes, according to the IRS.