Thursday

January 19, 2017
Total # Posts: 50

**Chemistry**

My question talks about a buffer with HA and NaA, where NaA is the sodium salt of the acid. What does the equation for this look like? HA + NaA --> H+ + NaA2 ??

*October 27, 2016*

**Johnson**

A man throws an object down an elevator shaft towards a downward moving elevator, which is 22m below the man when he throws the object with an initial speed of 6.50 m/s. how long after the object is thrown does it hit the target if the elevator is moving at a constant speed of...

*July 15, 2016*

**Probability**

You have a box containing 13 purple balls, 17 orange 15 green and 11 white balls. What is the probability you pull 2 orange balls followed by a white ball?

*March 11, 2015*

**Physics**

If the density of atoms in a material is 10^26 metres-3, and 0.04% of a beam of neutrons is stopped in a 2 cm slab of the material What is the cross section ?? No idea can anyone supply a formula ?? thanks

*August 17, 2014*

**Physics**

If the density of atoms in a material is 1026 metres-3, and 0.04% of a beam of neutrons is stopped in a 2 cm slab of the material What is the cross section ?? No idea can anyone supply a formula ?? thanks

*August 17, 2014*

**Science**

Thanks you Bob

*August 15, 2014*

**Science**

Is the unit of measurement for a particle beam FLUX - the femtobarn ??? Thanks

*August 15, 2014*

**Croissant park**

green paint jar is 4/8 full the purple jar is 4/6 which paint jar is less full

*March 4, 2014*

**pyhsics**

A 3 kg ball is traveling in a circle of radius 2 meters with a tangential velocity of 2 meters/second. Find the centripetal of the ball and the centripetal force acting on it.

*January 25, 2014*

**accounting**

Sam is trying to decide whether he should operate his business as a C cor- poration or as an S corporation. Due to potential environmental hazard problems, it is imperative that the business have limited liability. Sam is leaning toward the S corpora- tion form because it ...

*September 5, 2013*

**Finance**

Abe is an entrepreneur who likes to be actively involved in his business ventures. He is going to invest $500,000 in a business that he projects will produce a tax loss of approximately $100,000 per year in the short run. However, once consumers become aware of the new product...

*September 5, 2013*

**college algebra**

N = 2,500+200 In a N = 25,00+200*In 1000 N = 2,500+1381.6 N= 3881.6

*March 8, 2013*

**Math**

How to do division with decimal points like 8.1/0.9

*April 15, 2012*

**math**

20 miles

*March 1, 2012*

**physics**

What is a car average acceleration if it slows down from 22ms to 15.7 m/s in 2.15 s?

*December 9, 2011*

**Math**

I think I figured it out... 0.032sin58/.9852 0.2754

*November 28, 2011*

**Math**

I lost the last link.... Triangle DEF has D= 58 degrees, E= 41degrees52', and f(little f)= 0.032 microns. Find d 52/60 (to get the inches gone) 58+41.86(repeating for quite a fe2 digits) 180-99.86666667=80.13333 So my equation is f Sin85/Sin80.1333 How does the microns ...

*November 28, 2011*

**Math**

Triangle DEF has D= 58 degrees, E= 41degrees52', and f(little f)= 0.032 microns. Find d

*November 24, 2011*

**PHYSICS**

Tom the cat is chasing Jerry the mouse across a table surface 1.4 m off the floor. Jerry steps out of the way at the last second, and Tom slides off the edge of the table at a speed of 4.8 m/s. Where will Tom strike the floor? Your answer was incorrect, but has changed from ...

*September 30, 2011*

**5th grade comprehension**

Line of scrimmage

*September 8, 2011*

**Math**

About what percent of the total population believed saying 136,800,000 to be true? Total population: 250,000,000? Answer is 55% how did you get this percent?

*September 6, 2011*

**Math**

About what percent of the total population believed saying 136,800,000 to be true? Total Populaton:250,000,000

*September 6, 2011*

**Math**

About what percent of the total population (250,148,571.42) believed saying(136,800,00)early bird gets the worm?

*September 6, 2011*

**5th Grade Math**

About 7/10 of the U.S population in 1991 believed saying look before you leap to be true (175,104,000). What was the total population?

*September 6, 2011*

**MATH HELP HELP HELP HELP HELP**

Does anyone know mathematical ciphers

*May 8, 2011*

**MaTH**

Is anyone good at using matlab

*May 5, 2011*

**MATH AND PHYSICS HELP HELP HELP HELP HELP**

That doesnt answer the second part

*May 4, 2011*

**MATH AND PHYSICS HELP HELP HELP HELP HELP**

A particle P of mass m=1 moves on the x-axis under the force field F=36/(x^3) - 9/(x^2) (x>0). Show that there is a single equilibrium position for P and that it is stable. Find the period of small oscillations about this point.

*May 4, 2011*

**MATH AND PHYSICS HELP HELP HELP HELP HELP**

A particle P of mass m=1 moves on the x-axis under the force field F=36/(x^3) - 9/(x^2) (x>0). Show that there is a single equilibrium position for P and that it is stable. Find the period of small oscillations about this point.

*May 3, 2011*

**Math And Physics HELP**

A particle P of mass m=1 moves on the x-axis under the force field F=36/(x^3) - 9/(x^2) (x>0). Show that there is a single equilibrium position for P and that it is stable. Find the period of small oscillations about this point.

*May 3, 2011*

**Math BOBPURSLEY HELP HELP HELP HELP**

v^2 = 2Mg/r + (u^2 -2Mg/d ) Is that right

*May 2, 2011*

**Math BOBPURSLEY HELP HELP HELP HELP**

Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 Please answer the question fully ...

*May 2, 2011*

**MATH HELP**

Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 Please answer the question fully ...

*May 2, 2011*

**Math And Physics**

Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 Please answer the question fully ...

*May 1, 2011*

**Math And Physics**

Yes

*May 1, 2011*

**Math And Physics**

Law of Gravitation- Find an expression for the magnitude of the initial velocity that a projectile must possess in order to leave the earth when air friction is neglected. The gravitational constant for g is, G = 6.67428*10^-11 m^3 Kg^-1 s^-2 Please answer the question fully ...

*May 1, 2011*

**English Honors - Tale of Two Cities**

Its not foreshadowing its alludes to what Ms Defarge says after the Marquise hits the kid with his carriage and kills him then tells his driver to drive of faster. She says he out to drive him fast to his tomb (or something to that effect)

*April 3, 2011*

**math 116**

a. Write an equation in the “y = mx + b” format for the canal that runs through the Toaster Company property. Solve for “m” and “b” in the “y = mx + b” formula. The canal crosses the x-axis at -16 and crosses the y-axis at 3. See the ...

*November 1, 2010*

**math 116**

a. Write an equation in the “y = mx + b” format for the canal that runs through the Toaster Company property. Solve for “m” and “b” in the “y = mx + b” formula. The canal crosses the x-axis at -16 and crosses the y-axis at 3. See the ...

*November 1, 2010*

**computer science**

Mercy Hospital decides to install a netwrok to serviceits various wards and operating rooms and emergency room that will give them scheduling capibilities in real time. The ER and OR have less than 10 computer total but need preference to the server that manages schedules. ...

*October 16, 2010*

**Government**

I am a teacher and have a special education student in one of my inclusion government classes. The student likes to draw and drawing seems to encourage him. My question is that I would like to find a government project that would teach government and yet allow him to draw? I ...

*September 24, 2010*

**health**

it doesn't matter a organization is a organization

*July 14, 2010*

**health**

how does your organization communicate quality awareness?

*July 14, 2010*

**statistics**

what are some benefits of manual calcualtions?

*June 17, 2010*

**health**

well this is not helping me in no way. i could have figured that much out. so thanks for nothing.

*June 15, 2010*

**health**

How can I rewrite this sentence. Only recently, and only in particular countries and cultures, has the abuse of children come to be seen as a major social problem and a main cause of many people's suffering and personal problems. of course children ahve been abused ...

*June 15, 2010*

**statistics**

No I don't. Is that the answer?

*June 9, 2010*

**statistics**

if u had a scenario where your boss promoted you for your excellence in statistical analysis. shortly after he bring u a set of data comparing patient satisfaction rates between different hospitals. how would you tell whether your hospital is performing better, same or worse ...

*June 9, 2010*

**MATH need help**

IF 12 COUNTERS ARE 2/5, THEN WHAT IS ONE?

*March 3, 2010*

**math115**

A chemist has 400 milliliters (mL) of solution that is 21% acid. How many milliliters of acid are in the solution?

*September 14, 2009*

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