Saturday

December 3, 2016
Total # Posts: 75

**math**

Square root of 144+6'2

*November 9, 2016*

**math**

The value of a car decreases at a constant rate. After 1 year the value of the car is $20,000. After 2 more yearsit is $14,000. Write an equation in slope-intercept that represents the value y (in dollars) of the car after x years. What is the y-intercept of the line? In this ...

*October 22, 2016*

**english poetry**

What effect does Bryant’s use of personification of nature have on the theme of the poem "Thanatopsis"? Thanatopsis William Cullen Bryant (1794 – 1878) To him who in the love of Nature holds Communion with her visible forms, she speaks A various language; ...

*September 21, 2016*

**english/reading**

Which detail in the following excerpt exemplifies the psychological distress that Ichabod experiences? In the dark shadow of the grove, on the margin of the brook, he beheld something huge, misshapen, black and towering. It stirred not, but seemed gathered up in the gloom, ...

*September 20, 2016*

**English/reading**

Could it mean the devil?

*September 20, 2016*

**English/reading**

In this excerpt from the story, What does the Headless horseman foreshadow? I think it is death, is that right? " legend of sleepy Hollow"In the dark shadow of the grove, on the margin of the brook, he beheld something huge, misshapen, black and towering. It stirred ...

*September 20, 2016*

**english**

In this excerpt from "The Legend of Sleepy Hollow,” what is the foreshadowing? It [the tree] was connected with the tragical story of the unfortunate André, who had been taken prisoner hard by; and was universally known by the name of Major André's ...

*September 20, 2016*

**Chemistry**

Calculate the number of moles of Cl atoms in 6.28 mg CuCl2.

*September 18, 2016*

**English**

What is the irony is this passage? In that direction, my windows commanded an unobstructed view of a lofty brick wall, black by age and everlasting shade; which wall required no spy-glass to bring out its lurking beauties, but, for the benefit of all near-sighted spectators, ...

*September 13, 2016*

**english**

What is the irony is this passage? In that direction, my windows commanded an unobstructed view of a lofty brick wall, black by age and everlasting shade; which wall required no spy-glass to bring out its lurking beauties, but, for the benefit of all near-sighted spectators, ...

*September 9, 2016*

**Math**

Given that 1+2+3+...100= 100(1+100)/2. Simplify (x+1)+2(x+1)+...+1000(x+1)

*August 19, 2016*

**Physics**

Thanks, that clears it up a little. But would you be able to possibly plug in the numbers so that I could get a clearer image/reasoning of the answer? That would be greatly appreciated!

*April 13, 2016*

**Physics**

The distance of the parallel plate capacitor is 2.0 cm and the height it 1.5mm.

*April 13, 2016*

**Physics**

An electron traveling at 7.00 x 10^6 m/s enters and passes through a parallel plate capacitor. determine the electric field generated by the capacitor. note that the electron just clears the corner of the positive plate. PLEASE SHOW ALL WORK!!!

*April 13, 2016*

**geography**

How is Ancient Greece an example of innovation?

*January 22, 2016*

**Physics**

You want to pull a 35 kg steel safe across a pine floor. If the coefficient of static friction between steel and pine is .5, ow hard must you pull to get the safe to move

*January 12, 2016*

**math**

A sand box is 1 1/3 ft. tall and 1 5/8 ft. wide, and 4 1/2 ft. long, how many cubic ft. will it hold?

*December 7, 2015*

**math**

well i was really tired and i had to get it done as fast as possible before i sent it in and thanks for the tip about (1/3) didn't know that

*May 6, 2015*

**math**

find the slope of the following graphs. x -1,0,1,2 y 4,2,1,-2 a.1 over 2 b.2 c.-2* d.- 1 over 2 find the slope of the following graphs. x -2,2 y 5,1 a.3 over 2 b.1 c.-1* d.- 3 over 2 find the slope of the following graphs. x 0,3 y 0,2 a.2 over 3* b.3 over 2 c.3 d.- 2 over 3 ...

*May 6, 2015*

**Science last question**

its definitely A

*April 16, 2015*

**Physics**

A light plane is flying at 25 degrees east of due magnetic north, while ascending at 15 degrees above the horizon; the plane is flying at 40 m/s. Find the planes celocity true to the delta x, delta y, and delta z?

*September 17, 2014*

**Statistics**

a. .4332

*June 11, 2014*

**English**

Does the word rains in the following question need and apostrophe? The rains soft touch is healing.

*May 20, 2014*

**chem**

The normal boiling point of water is 100.0 C. Do you expect the boiling point of water to be greater than, less than, or equal to 100.0 C on top of Mt. Whitney, CA where the atmospheric pressure is significantly different than 760 Torr?

*May 12, 2014*

**French **

I need help revising my french composition. Here is the prompt and my response: Si tu pouvais voyager n’importe où irais-tu? Avec qui? Qu’est-ce que vous y feriez? Attention: tu vas avoir besoin de savoir quelle préposition va avec le pays, ville, ou &...

*May 4, 2014*

**chemistry **

What is the net ionic equations for: 1. Arsenic(III) iodide + Sodium sulfide 2. Lead(II) nitrate + Ammonium oxalate 3. Magnesium chromate + Copper(II) sulfate

*April 27, 2014*

**physics**

Two long, parallel wires carry current in the x-y plane. One wire carries 30 A to the left along the x-axis. The other carries 50 A to the right along a parallel line at y = 0.28 m. At what y-axis position in meters is the magnetic field equal to zero?

*December 1, 2013*

**physics**

Consider an aluminum wire with 1 mm diameter below its critical temperature of 1.2 Kelvin. It's critical magnetic field is 0.01 Tesla. What is the maximum current in Amps that you can send down this wire for it to remain superconducting?

*December 1, 2013*

**electricity**

Two long, parallel wires carry current in the x-y plane. One wire carries 30 A to the left along the x-axis. The other carries 50 A to the right along a parallel line at y = 0.28 m. At what y-axis position in meters is the magnetic field equal to zero?

*November 30, 2013*

**math**

3x3=9 12x12=144

*March 29, 2013*

**math**

3x3=9

*March 29, 2013*

**ENG1511**

Education open many doors for the majority,

*February 28, 2013*

**5th grade math**

tulips are planted every four feet in a rectangular garden the sides are 16 feet and 12 feet how many tulips are there?

*November 1, 2012*

**math**

tulips are planted every four feet on a rectangle the sides are 16 feet and 12 feet how many tulips are there?

*October 30, 2012*

**7th grade science help Ms.Sue please help**

Connection academy Cheater;)

*October 10, 2012*

**Math-unit rates**

20 mi in 5 h

*September 18, 2012*

**chemistry**

1.10 is allowed to react with 9.57 , producing 2.50 . What is the theoretical yield for this reaction under the given conditions?

*March 28, 2012*

**CHEMISTRY**

If 6.50 g of the unknown compound contained 0.217 mol of C and 0.433 of H, how many moles of oxygen,O, were in the sample?

*March 28, 2012*

**College Physics**

An electric dipole consists of 2.0 g spheres charged to 5.0 nC (positive and negative) at the ends of a 12 cm long massless rod. The dipole rotates on a frictionless pivot at its center. The dipole is held perpendicular to a uniform electric field with field strength 1400V, ...

*February 8, 2012*

**math**

All you need is the volume of a cylinder which is pi*r^2*height so 60436.36in^3=261.93Gallons

*February 8, 2012*

**College Physics**

A parallel plate capacitor is made of two 3.5 cm x 3.5 cm square plates that are separated by 1.6 x10 -5 m. The plates are charged to 4.8 nC each (positive and negative). An electron is released from rest at the surface of the negative plate and simultaneously a proton is ...

*February 8, 2012*

**Physics!**

Two metal spheres with masses 4.0 g and 6.0 g are tied together with 6.0 cm long massless string and are at rest on a frictionless surface. Each sphere is charged to + 5.0 nC. a. What is the energy in the system? b. What is the tension in the string? c. The string is cut. What...

*February 7, 2012*

**Physics!**

Two metal spheres with masses 4.0 g and 6.0 g are tied together with 6.0 cm long massless string and are at rest on a frictionless surface. Each sphere is charged to + 5.0 nC. a. What is the energy in the system? b. What is the tension in the string? c. The string is cut. What...

*February 7, 2012*

**Physics!**

An electron orbits a 3.0 cm diameter metal ball 5.0 mm above the surface. The orbital period of the electron is l2.0 micro seconds. What is the charge on the metal ball? I think I use E=kq/r*R but im unsure! Please help! Thanks

*February 7, 2012*

**Physics**

Two metal spheres with masses 4.0 g and 6.0 g are tied together with 6.0 cm long massless string and are at rest on a frictionless surface. Each sphere is charged to + 5.0 nC. a. What is the energy in the system? b. What is the tension in the string? c. The string is cut. What...

*February 7, 2012*

**Chemistry**

Use Equation 7.1 and assuming that core electrons contribute 1.00 and valence electrons contribute nothing to the screening constant,S , calculate Zeff for these two ions. Repeat this calculation using Slater's rules to estimate the screening constant, S.

*November 14, 2011*

**Chemistry**

How many grams of methane must be combusted to heat 1.05 of water from 24.0 to 89.0, assuming as a product and 100% efficiency in heat transfer?

*October 27, 2011*

**chemistry**

How many grams of methane must be combusted to heat 1.05 of water from 24.0 to 89.0, assuming as a product and 100% efficiency in heat transfer?

*October 27, 2011*

**Math**

How do I illistrate Aunt May hides 10,000 dollars in $20 dollar bills under her mattress. If she spends $20 dollars every day, how many days will it take her to run out of money? Do I really need to draw 500 $20 dollar bills?

*September 15, 2011*

**english**

"I hear that Anne is just a silly little goat who doesnt know anything at all and imagines that shes learned a wonderful lot from books" This is found on page 46 and I think she wrote this section because she gets tired of people telling her she is too young and is ...

*June 28, 2011*

**english**

Alright, I am also reading Anne Frank, but I'm having trouble with the question about how Anne used humor to relieve the anxiety and boredom of living in the hiding?

*June 28, 2011*

**Physics-Resonance**

Sorry, but your answer is incorrect. Since the pipe is 3.00 m long and open at one end, the first resonance will occur with a wavelength four times the length of the pipe, or 12 m. Use 343 m/s for the speed of sound at 20°C. Velocity = Wavelength x Frequency Frequency = ...

*February 14, 2011*

**chemistry**

how many grams of beryllium chloride would you need to add to 125 ml of water to make a .050 molal solution

*February 3, 2011*

**physics**

a snowmobile has a mass of 2.5*10^2 kg. A constant force acts upon it for 60 seconds. The snowmobile's inital velocity is 6 m/s and its final velocity is 28 m/s. a) find its change in momentum of the ball. b) what is the magnitude of the force action upon it?

*January 31, 2011*

**physics**

a 4 kg model rocket is launched, shooting 50 kg of burned fuel from its exhaust at an average velocity of 625 m/s. What is the velocity of the rocket after the fuel has burned.? Ignore effects of gravity and air resistance.

*January 31, 2011*

**math**

i am an even number that has more ones than tens. My thousands digit is the quotient of 9 divided by 3 and my tens digit is the sum of 3 and 3. i have no hundreds. what number am I>

*January 20, 2011*

**Business Computer Information Systems**

While most people consider blogs and wikis to be less than credible, in fact a lot can be learned from them. These types of sites are set up so anyone with access to the Internet can contribute, and make their thoughts and ideas public. Wikis are mostly factual accounts; while...

*November 9, 2010*

**Physics**

26.9

*October 11, 2010*

**space**

It lets scientists know how fast its going, therefore letting them know what time earth will see it.

*September 9, 2010*

**algebra**

12x6=9x8

*September 9, 2010*

**math**

What is the value of 7n when n is 7,565?

*September 9, 2010*

**Health**

That's right and thanks for answering my question.

*September 9, 2010*

**Math - 4th grade**

It could be a line because a line segment.

*September 2, 2010*

**physics**

Runner A is initially 6.0 mi west of a flagpole and is running with a constant velocity of 4.0 mi/h due east. Runner B is initially 4.0 mi east of the flagpole and is running with a constant velocity of 5.0 mi/h due west. How far are the runners from the flagpole when they meet?

*September 1, 2010*

**Math**

Circle O is centered at the origin and has a radius of 5. Circle O' is the image of circle O after a translation of T1,2. What is the center of circle O'? What is the radius of circle O'?

*March 3, 2010*

**Math**

What single rotation is equivalent to Rotate 40 degrees circle, Rotate 60 degrees circle, rotate -10 degrees

*February 25, 2010*

**calculus**

Use the chain rule d/dx[f(x)^(n)]= (n(f(x))^(n-1))*(f'(x)).

*November 10, 2009*

**calculus**

y'=[(1/2)*(arctan(x))^(-1/2)]*(1/(1+x^(2)))

*November 10, 2009*

**calculus**

Note that f'(x) can be rewritten algebraically a f'(x)= x -(1/x). Now, take the integral (anti-drivitive) of f'(x) with respect to 'x' to obtain f(x). So, Int(x-(1/x),x)=((x^(2))/2)-ln(abs(x))+C To understand this you must first look at the rules of ...

*November 8, 2009*

**Calculus**

You are almost right but since u=-t^(2) the limits are [0,-25] then put them into e^(u) and you get, e^(-25)-e^(0)= e^(-25)-1 Then divide that answer by 5 thus the answer is, (e^(-25)-1)/5

*October 29, 2009*

**calculus**

sqrt(-16)=sqrt(-1)sqrt(16)=i sqrt(16)=4i sqrt(-25)=sqrt(-1)sqrt(25)=i sqrt(25)=5i I think you can see it now. Just remember i=sqrt(-1). And don't forget your properties of sq-roots.

*October 29, 2009*

**calculus**

Plug in dp/dt =-14 kpa/min because it is decreasing at a rate. So solving for dv/dt= (1-(V^(1/4)dP/dt))/((1/4)PV^(-3/4)). Your answer so be dv/dt= (1-((340)^(1/4)(-14))/((1/4)(87)(340)^(-3/4)).

*October 22, 2009*

**Math**

(square root 5) times (square root 12) x > 0, (square root x) times (square root 3x)

*September 7, 2009*

**world history**

what impact did the Reformation have on Western society

*February 5, 2009*

**8th grade**

I need a fable to copy.

*October 14, 2008*

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