Sunday

May 1, 2016
Total # Posts: 14

**science **

other than astronomy would astronomers have to study in order to discover black holes?
*November 30, 2015*

**math**

if one car drives at 83 mph and the other drives at 83 mph how long until their 83 miles apart. i did 83x + 48x = 83 131x = 83/131 divided by 1 x = 83/131 multiply by 60/1 = 131 multiplied by 60 = 2.2 i got 2.2 hours
*October 28, 2015*

**physics**

A woman with mass of 63 kg stands at the rim of a horizontal table having a moment of inertia of 520 kg m2 and a radius of 1.5 m. The turntable is initially at rest and is free to rotate about a frictionless, vertical axis through its center. The woman then starts walking ...
*February 16, 2015*

**social studies **

why is mexico called a developing country?
*November 25, 2014*

**Chemistry**

I did that but I keep getting the wrong answer
*February 26, 2014*

**Chemistry **

a. How many moles of N2 are present in a 1.00 qt flask that has a pressure of 425 torr at a temperature of 35°C? What is the mass in this na2?
*February 26, 2014*

**Chemistry**

A 150.0 mL flask contains 740. g of N2 at 0°C. What is the pressure in atm. What is the pressure in torr? What is the pressure in psi?
*February 26, 2014*

**math**

The school store open on the first day of school with 30 notebooks and 18 pencils. Within two days it sold all of these items. On the first day, twice as many notebooks were sold as pencils. On the second day, for every 3 notebooks sold, 2 pencils were sold. how many notebooks...
*February 19, 2014*

**chemistry**

how many seconds would it take to go from 0mi/h to 60 mi/h with an average acceleration of 15mi/h squared
*February 10, 2012*

**From Theory To Practice **

One Tablespoon
*November 2, 2011*

**math**

what is the place value for each of the following numbers 2,071,463,548
*September 1, 2011*

**30-60-90**

the shorter leg of a 30-60-90 triangle is 2.4 inches long. find the perimeter.
*March 28, 2011*

**geometry**

the vertices of ABC are A(1,1) B(7,3) and C(2,6) write and equation of the line that contains the median from c to ab
*December 5, 2010*

**8th grade science**

When forces are ______ they are equal and opposite and their is ________ ___________.
*November 21, 2010*

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