Sunday

February 1, 2015

February 1, 2015

Total # Posts: 12

**Chemistry**

lead
*April 28, 2012*

**chemistry**

Determine the mass of Co(NO3)2•6 H2O to prepare 250 mL of a 0.50 M stock solution.
*March 28, 2012*

**Math**

In a math class there are 28 students. Each student has a 90% chance of attending any given class and students act independently. What is the probability that tomorrow's class has perfect attendance?
*March 22, 2012*

**grammar**

YES!
*October 20, 2011*

**Functions**

write a function. f(x), that represents the cost of renting a car for x days with a total of 80 kilometers if there is a fixed charge of $17 per day and a charge of $0.35 per kilometer.
*October 20, 2011*

**Functions**

Janice is running a 7613 meter race. Assume the she runs at a constant speed of 287 meters per minute. Express the function f(t) that gives her distance from the finishing line t minutes after the start of the race.
*October 20, 2011*

**Math**

Janice is running a 7613 meter race. Assume the she runs at a constant speed of 287 meters per minute. Express the function f(t) that gives her distance from the finishing line t minutes after the start of the race.
*October 20, 2011*

**Math**

write a function. f(x), that represents the cost of renting a car for x days with a total of 80 kilometers if there is a fixed charge of $17 per day and a charge of $0.35 per kilometer.
*October 20, 2011*

**pre-algebra**

measuring your heart rate is one way to check the intensity of exercise. studies show that a person's maximum heart rate depends on his or her age. The expression 220-a approximates a person's maximum heart rate in beats per minute, where a is the person's age.find...
*August 15, 2011*

**3rd grade**

show me a base-ten drawing
*November 29, 2010*

**10th grade English**

wat a noun
*February 23, 2009*

**Japanese**

I need someone to correct my translations... Can you please help :(... at least some, here they are: 1.
*January 9, 2007*

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