Problem 9.26 for mastering chemistry chapter 9?

What do the initails 10c stand for? What can 11 over 24 be reduced to? How can the energy requirement be reduced? Standard form and expanded seven and five tenths? How can you use rite and right in same sentence? Can the graph of a function be a horizontal line? What do you do If the right-hand side of a quadratic equation does not equal zero? What does adequatly mean? What is the standard notion for 6.1 billion? What is the gcd of 660 1820 and 280? How much is mcmlxxxii? What decimal number is equivalent to 0.68? How many feet are there in 93000000 miles? What is two to the ith power? What is 975 grams converted to kilos? What is the difference between rational and polynomials? What time did for leporcon cone? How many significant digits in this number 2.110? What is the sum of four and seven? Who is founder of mathematics?