Saturday

December 3, 2016
Total # Posts: 25

**Business communication**

love at see

*October 10, 2015*

**physics**

The half-life of carbon-14 is 5730 years. How much of a 50 g sample of carbon-14 is present after 11,460 years?

*February 24, 2015*

**physics**

Suppose that you balance a 5 kg ball on the tip of your finger that has an area of 1 cm2. What is the pressure on your finger?

*January 21, 2015*

**physics**

A rectangular barge floats in freshwater. When a 400 kg block is loaded on the 5 m long by 2 m wide barge, the barge sinks a few centimeters deeper. How much deeper does the barge lower?

*January 21, 2015*

**physics**

A box of mass 10 kg is pushed across the floor with a force of 25 N. A 2 N frictional force opposes the motion. What is the acceleration of the box?

*January 15, 2015*

**physics**

A ball is thrown at 22 m/s at 45 degrees to the horizontal. A 5 foot tall fence is located 100 meters away. Does the ball make it over the fence?

*January 15, 2015*

**physics**

A rock thrown horizontally from a bridge hits the water below 30 meters away in the horizontal direction. If the rock was in the air for 2 seconds, how tall is the bridge?

*January 15, 2015*

**physics**

Calculate the force of gravity between Earth (mass = 6.0 * 1024 kg ) and the moon (mass = 7.4 * 1022 kg) the average earth-moon distance is 3.8 * x10^8 m

*January 14, 2015*

**physics**

A 70 kg person is riding on a frictionless skateboard at 5 m/s. A friend facing him throws a 5 kg ball toward him at 20 m/s. What is his final speed after catching the ball?

*January 6, 2015*

**plus 1-chemistry**

calculate the mass of caco3 required to librate 10l of co2 at stp?

*March 7, 2013*

**math**

find the perimeter for 11in + 9 1/2in + 7in + 9 1/2in

*February 26, 2013*

**college algebra**

x= 790.439875

*February 27, 2012*

**Geometry **

A line parallel to one side of a triangle divides one of the other sides into segments of lengths 15 and 9 and divides the third side so that the longest portion is 36. How long is the shorter portion of the third side?

*April 4, 2011*

**math**

each pizza has 8 slices the teachers want enough pizzas so that each student can have 2 slices if there are 22 students in eeach of the 3 fourth grade classes how many pizzas must be ordered

*January 25, 2011*

**chemistry**

weak acid

*April 7, 2010*

**math**

the loan arranger

*January 21, 2009*

**algebra**

The vertices's of triangle ABC are A(-1,2), b(0,3), and c(3,1). Determine the vertices A', B', and C' of the image of triangle ABC after a reflection across the x-axis.

*September 1, 2008*

**algebra**

Graph 2x+4y<1.

*September 1, 2008*

**algebra**

Factor 2x^2-5x-12

*September 1, 2008*

**algebra**

Find the distance between (-3,-2)and (1,7).Round to the nearest tenth.

*September 1, 2008*

**algebra**

The formula k=0.5mv^2 relates the kinetic energy of a body to its mass m and speed v. Solve the formula for m.

*September 1, 2008*

**algebra**

How many ways can you roll two standard number cubes and get a sum of 9?

*September 1, 2008*

**algebra**

As of the year 2000, the highest wind speed recorded on top of Mount Washington was 231 mi/h which is about 298% of the highest wind speed recorded in Chicago. What was the highest wind speed recorded in Chicago as of the year 2000?

*September 1, 2008*

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