Friday
May 24, 2013

Posts by David


Total # Posts: 1437

Chemistry
Carbon-14 has a half-life of 5730 y. How much of a 144 g sample of a carbon-14 will remain after 1.719 (times) 10 4y?

Chemistry
Dr. Bob, I don't need ur criticism now!! I need your help to resolve these problems

Math 10-3
the work i got from my math teacher says Determine the surface area of each right rectangular prism to the nearest square unit. Any Help with that?....

math
In 2 minutes, a conveyor belt moves 300 pounds of recyclable aluminum from the delivery truck to a storage area. A smaller belt moves the same quantity of cans the same distance in 6 minutes. If both belts are used, find how long it takes to move the cans to the storage area.

math
Three times the reciprocal of a number equals 9 times the reciprocal of 6. Find the number.

lenguage arts
examples of similes

lenguage arts
similes

ACCOUNTING
Mills Company uses standard costing for direct materials and direct labor. Management would like to use standard costing for variable and fixed overhead. The following monthly cost functions were developed for manufacturing overhead items: Overhead Item Cost Function Indirect ...

math
Please, help me! 5/(x^2 - 4) + 2/(x^2 - 4x - 3) - 3/(x^2 - x - 6)

math
Please help me solve it

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