Best Answer: Air is about 21% by volume oxygen so 1 cubic foot of air contains about 0.21 cubic feet of oxygen. Use the idea gas equation to calculate the moles (you'll need to assume a pressure and temperature). Convert the moles to grams.
Making the world better, one answer at a time. Aunt Alexandra spends much of her time discussing the characteristics of the various families in Maycomb.o it is understandable that Jem & Scout didn't like her. Aunt Alexandra always wanted the kids to do things they didnt want to do. Like-Scout liked the fact that she is a tom boy and all Alexandra ever wanted to do was to change her into a proper young lady.
None of the children have income but the aunt is employed part-time and the uncle is retired. The aunt earns $1,000 per month and the uncle receives $2,500 per month in retirement income. We apply the 50% disregard to both the auntâs earned income and the uncle's unearned income so the total countable income is $1,750. Since 200% of the 2014 Federal Poverty Level (FPL) for a family of five is $4,652, the niece qualifies for a full TANF grant.