Sunday
December 8, 2013

# Posts by Kai

Total # Posts: 85

AP Chem
The heat of combustion of octane (C8H18) is 47.8 kJ/g and one gallon of C8H18 has a mass of 2620 g. If a car using octane is driven 10,000 miles in one year and gets 25 miles per gallon of octane, what is the total energy consumption? 1. 5.01 × 107 kJ 2. 8.45 × 102...

Chem
The heat of combustion of octane (C8H18) is 47.8 kJ/g and one gallon of C8H18 has a mass of 2620 g. If a car using octane is driven 10,000 miles in one year and gets 25 miles per gallon of octane, what is the total energy consumption? 1. 5.01 × 107 kJ 2. 8.45 × 102...

Math
State different situations that do not involve money in which a formula like the one for compound interest is used. In each case, state a related problem and write its solution.

Math
Amy is charged 12% annual interest compounded monthly on the unpaid balance of a \$2000 loan. She did not make any payments for 2 years. Her friend said the amount she owed had more than doubled, is that true? how much does she owe?

Chem
What happens when a student cup between trials? What effect will the error have on the calculated value of the delta H of neutralization?

social studies
What is an another word for replanting trees?

Please check my answer thank you very much for your help Based on the following information below please answer the question that follow. Area A: Brooklyn Brooklyn is a very heavily populated urban area within commuting distance from Manhattan by subway, bus, or car. Brooklyn ...