Thursday

October 2, 2014

October 2, 2014

Total # Posts: 1,178

**Chemistry**

How many milliliters of 18 M H2SO4 are required to react with 250 mL of 2.5 M Al(OH)3 if the products are aluminum sulfate and water?
*April 25, 2011*

**english**

How does a motif help portray the theme of a story?
*April 25, 2011*

**Hamlet**

This was asked buy my professor so umm.. i dont know. But didn't he realized Ophelia was there at the end of his speech? Thanks for your help though!
*April 19, 2011*

**Hamlet**

This question is in regards to Hamlets to be or not be speech. Historians have noted that some of the most effective leaders in recent history, including some recent Presidents, have not been considered to be especially intelligent. They have made quick decisions and decisive ...
*April 19, 2011*

**Physics**

Suppose that you are standing on a cardboard carton that just barely supports you.What would happen to it if you jumped up into the air? It would spring upward a bit. It would move sideways. It would be unaffected. It would collapse.
*April 16, 2011*

**english**

in the movie Amistad, John Quincy Adams advises Baldwin to "tell their story" in hopes of demonstarating the Africans humanity as well as their right to regain freedom. How is this story a turning point for the young Catholic Judge Coglin? Do you think he makes the ...
*April 12, 2011*

**english**

how was the declaration of indepedence used to the benefit of the africans by former president John Quincy Adams?
*April 12, 2011*

**english**

the concept of owning slaves in the 1830s was different from nation to nation as well as the concept of humans being property. What was the major difference between Africans owning slaves and Americans owning slaves?
*April 12, 2011*

**english**

what countries were the major powers in the world in 1839, and what types of relationships did these powers have among eachother? Will these friendships have a bearing on the Amistad case?
*April 12, 2011*

**Enlgish**

What was the general consensus regardig abolition in the early to mid 1800s?
*April 12, 2011*

**math**

a teacher allows 5/6 of an hour to be spent on homework, she wants to spend 1/3 of that tome on math. how much time will be spent on math?
*April 12, 2011*

**Math**

Express in partial fraction.7x^2-18x-7 divided by (x-4)(2x^2-6x+3)
*April 10, 2011*

**Math**

Express in partial fraction.7x^2-18x-7 divided by (x-4)(2x^2-6x+3)
*April 10, 2011*

**Math**

2(4x-7)=2x-5,open bracket,8x-14=2x-5,collect like terms,8x-2x=-5+14,6x=9,divide by the co-efficient of x,x=9/6,x=3/2.we can check it by substituting for x,2(4 multiply by 3/2-7)=2 multiply by 3/2-5,when through with that the answer will be -2=-2,that is right hand side is ...
*April 10, 2011*

**Math**

7x^2-18x-7/(x-4)(2x^2-6x+3)
*April 9, 2011*

**chemistry**

what is fe+s+hcl=
*April 1, 2011*

**computer science**

database
*March 31, 2011*

**math (word problem)**

Suppose a car tire has a diameter of 26 inches. How many rotations will thee tire make if the car travels 1 mile? Round to the nearest tenth. If you get answer please show work of how to get there. Thanks!
*March 29, 2011*

**MathMate**

could you help me on the investment post
*March 26, 2011*

**Writeacher - help**

I dont understnd this.
*March 26, 2011*

**Writeacher - help**

Erik Johnson has just become a heir to $15 000. He's 23 years old, and hes graduated frm university business program. He works as an assistant managager of retail store. He lives with his friend in a two bedroom apartment. He saves 5% of his monthly paycheck. Erik wants to...
*March 26, 2011*

**reading**

i can never find any awnsers
*March 20, 2011*

**Math**

if triangle ABC is equilateral with AB = 2x, BC = 4x - 7, and x + 3.5, then what is x?
*March 10, 2011*

**science**

balance hcl(aq) + agno3(aq) yields hno3(aq) +AgCl (aq)
*March 7, 2011*

**science**

balance hcl(aq) + agno3(aq) yields hno3(aq) +AgCl (aq)
*March 7, 2011*

**science**

balance hcl(aq) + agno3(aq) yields hno3(aq) +AgCl (aq)
*March 7, 2011*

**science**

balance hcl(aq) + agno3(aq) yields hno3(aq) +AgCl (aq)
*March 7, 2011*

**maths**

k(t)=3-t^4/sin(4t) (0<t<1/4pie symbol
*February 26, 2011*

**maths**

k(t)==3-4^t/sin(4)t
*February 26, 2011*

**7th grade math/distributing property homework**

Oh thank you very much this helped me a lot!
*February 23, 2011*

**7th grade math/distributing property homework**

I need help with the steps of one question: -8(n-2)+4(3-6n)= (-36). Trying to find out what 'n' is
*February 23, 2011*

**geometry**

The rectangular label will completely cover the lateral surface of the can using as little paper as possible. If the can has a height of 8 cm and a diameter of 7 cm, then what are the width and length (to the nearest centimeter) of the label?
*February 21, 2011*

**College Physics**

i am still not getting the right answer. i think my algebra is wrong. what did you get for an answer?
*February 20, 2011*

**College Physics**

A 4.55-kg ball of clay is thrown downward from a height of 3.13 m with a speed of 4.41 m/s onto a spring with k = 1690 N/m. The clay compresses the spring a certain maximum amount before momentarily stopping. a) Find the maximum compression of the spring. b) Find the total ...
*February 20, 2011*

**College Physics**

A cannonball of mass 3.67 kg is shot from a cannon at an angle of 39.51° relative to the horizontal and with an initial speed of 56.41 m/s. As the cannonball reaches the highest point of its trajectory, what is the gain in its potential energy relative to the point from ...
*February 20, 2011*

**College Physics**

A 22.9-kg child is on a swing attached to ropes that are L = 1.33 m long. Take the zero of the gravitational potential energy to be at the position of the child when the ropes are horizontal. Part A)The child's gravitational potential energy when the child is at the lowest...
*February 20, 2011*

**Math**

4/13
*February 14, 2011*

**us history**

what is an example of the eighth ammendment?
*February 8, 2011*

**math**

yup the answer is 800. way to go!
*February 2, 2011*

**physics**

thank you :)
*February 2, 2011*

**physics**

Two ice skaters stand at rest in the center of an ice rink. When they push off against one another the 61 kg skater acquires a speed of 0.60 m/s.If the speed of the other skater is 0.90 m/s, what is this skater's mass?
*February 2, 2011*

**Social Studies**

How many people (Jews, Non-Jews, etc.) died in concentration camps during the Holocaust in WWII?
*January 13, 2011*

**Social Studies**

I already got hebrews. If you would look carefully you would see that.
*January 10, 2011*

**math math math math**

math art wrighting spelling
*January 10, 2011*

**spanish unscramble words**

I NEED TWO WORDS UNSCRAMBLED . DATIPSOR AND SCENORIOTC THANK YOU
*January 2, 2011*

**PreCalculus**

Cone Problem Beginning with a circular piece of paper with a 4- inch radius, as shown in (a), cut out a sector with an arc of length x. Join the two radial edges of the remaining portion of the paper to form a cone with radius r and height h, as shown in (b). What length of ...
*January 1, 2011*

**science**

Thank you soo much damon !!
*December 31, 2010*

**pre algebrahow **

do you solve a negative fraction plus a posotive fraction?
*December 1, 2010*

**microeconomics**

The marketing division of a firm has measured demand for its product and reports that it is Q = 24 – P, where Q is units and P is price per unit in dollars. The cost is given in the table below. Complete the table and determine the profit-maximizing level of output for ...
*November 25, 2010*

**Business Communication**

revising or editing
*November 24, 2010*

**3rd grade**

Name all the arrays you can manke with each set of tiles 8 tiles, 9 tiles, and 16 tiles
*November 21, 2010*

**Physics**

How much work is required to stop an electron (m = 9.11*10^-31 kg) which is moving with a speed of 1.50×106 m/s?
*November 7, 2010*

**Physics**

In a very simple model of the lower atmosphere, air has a constant density of 1.25 kg/m3. How much would the air pressure change over a height difference of 260 m?
*November 3, 2010*

**space**

How many Earth Diameters would it take to reach the Sun 93,000,000 miles away?
*November 2, 2010*

**physics**

What is the magnitude of the apparent weight of a 69 kg astronaut 5200 km from the center of the Earth's Moon in a space vehicle moving at constant velocity?
*October 29, 2010*

**physics**

A 2100 kg car rounds a curve of 67 m banked at an angle of 13. If the car is traveling at 105 km/h, will a friction force be required? If so, in what direction?
*October 29, 2010*

**math**

4c+2=18
*October 21, 2010*

**chemistry**

What data would you need to evaluate the claim that a certain product neutralizes 47 times its weight in excess stomach acidity?
*October 19, 2010*

**4th grade**

what are the nouns in the sentence: Ryan will learn to swim this summer.
*October 18, 2010*

**history**

i know how to google
*October 18, 2010*

**history**

what was the battle of trafalgar?
*October 18, 2010*

**history**

what was the battle austerlitz?
*October 18, 2010*

**history**

what was napolean like in the north america?
*October 18, 2010*

**history**

how did napoleon declare himself emperor?
*October 18, 2010*

**history**

i know how to google, that's what i've been doing and i'm having no luck
*October 18, 2010*

**history**

you can edit it and change info on it, it's not reliable *i meant good not code
*October 18, 2010*

**history**

wikipedia isn't a code source
*October 18, 2010*

**history**

what was the napoleonic code?
*October 18, 2010*

**arithmetic**

what do you want?
*October 18, 2010*

**Physics**

Two men pull a 31-kg box with forces 9.7 N and 7.6 N. Find the resultant scceleration of the box.
*October 16, 2010*

**Physics**

A car mass of 1330 kg is traveling at 28.0 m/s. The driver applies the brakes to bring the car to a rest over a distance of 79.0 m. Calculate the retarding force.
*October 16, 2010*

**spelling**

go on dictionary . com (no spaces) it's really useful
*October 14, 2010*

**History**

i don't know, i mean, weren't all those people who died for the revolution? so if they didn't die, wouldn't it have gone a lot faster? and didn't they die for no real reason, i mean, they said one wrong thing and they weren't sent to be executed. did ...
*October 14, 2010*

**History**

was the Reign of Terror necessary to preserve the French Revolution?
*October 14, 2010*

**math**

the sum of the input and output equals 10, so it would be 10 for the output of 0
*October 14, 2010*

**Math**

find the greatest four-digit number that has exactly three positive factors.
*October 14, 2010*

**ap chem**

so is this correct: 3330000 grams CH4 0 grams O2 1770833 grams NH3
*October 11, 2010*

**ap chem**

Hydrogen cyanide is produced industrially from the reaction of gaseous ammonia, oxygen and methane: 2NH3(g) + 3O2(g) + 2CH4 -->2HCN + 6H2O(g) a)If 5.00 x 10^3 kg each of NH3 , O2, and CH4 are reacted what mass of HCN will be produced, assuming 100% yield? b)At the end of ...
*October 11, 2010*

**Chemistry**

The buoyant force on a balloon is equal to the mass of air it displaces. The gravitational force on the balloon is equal to the sum of the masses of the balloon, the gas it contains, and the balloonist. If the balloon and balloonist together weight 175 kg, what would the ...
*October 11, 2010*

**AP Chemistry**

HELP! We're currently studying gases but I dont even know where to start with this question.
*October 11, 2010*

**AP Chemistry**

The buoyant force on a balloon is equal to the mass of air it displaces. The gravitational force on the balloon is equal to the sum of the masses of the balloon, the gas it contains, and the balloonist. If the balloon and balloonist together weight 175 kg, what would the ...
*October 11, 2010*

**math**

659 x 1357=1357 x n n=
*October 6, 2010*

**math**

6+y=17
*October 6, 2010*

**algebra**

1/6h=9
*October 6, 2010*

**Math**

I don't get how you found the solution. Also I am the first one to post part b) and I dont get how to do it.
*October 2, 2010*

**Math**

When a concrete structure is built, an engineer often performs a slump test on the concrete to ensure that it is of suitable strength and consistency. The engineer fills a truncated cone with a bottom diameter 200mm, top diameter 100mm and height 300mm with concrete. The ...
*October 2, 2010*

**math problem**

When a concrete structure is built, an engineer often performs a slump test on the concrete to ensure that it is of suitable strength and consistency. The engineer fills a truncated cone with a bottom diameter 200mm, top diameter 100mm and height 300mm with concrete. The ...
*September 30, 2010*

**math-bobpursely**

Sorry bobpursely, but may I know what the E stands for in your formula? What is the Surface area of a glass bead that has the diameter of 11m? Express your answer to the nearest square mm. radius= .0055m radius^2= 5.5E-3 ^ 2=30.25 E-6m 4PIr^2= about 12*30.25E-6 m
*September 30, 2010*

**math**

What is the Surface area of a glass bead that has the diameter of 11m? Express your answer to the nearest square mm. A glass bead would be a sphere. So the formula for that is--> SA = 4ðr^2 = 4ð(5.5^2) = 380mm^2
*September 30, 2010*

**math problem**

When a concrete structure is built, an engineer often performs a slump test on the concrete to ensure that it is of suitable strength and consistency. The engineer fills a truncated cone with a bottom diameter 200mm, top diameter 100mm and height 300mm with concrete. The ...
*September 30, 2010*

**health**

what brings energy and oxygen into the body?
*September 29, 2010*

**math**

6r-3=15
*September 28, 2010*

**math**

7d+5=26
*September 28, 2010*

**physics**

A golfer takes three putts to get the ball into the hole. The first putt displaces the ball 15 ft north, the second 9.0 ft southeast, and the third 5.0 ft southwest. What displacement was needed to get the ball into the hole on the first putt?
*September 26, 2010*

**phsics**

so the magnitude will be the same and you have to add 180 degrees to the the original angle right..
*September 23, 2010*

**phsics**

I'm having some trouble with a question how do you find a vector that balances another one
*September 23, 2010*

**english**

Give 5 similaralities between spoken language and text/instant messaging
*September 23, 2010*

**math**

the length of a rectangle is 9in. greater than the width.the area 36in.2 find the dimensions
*September 22, 2010*

**math**

the length of a rectangle is 9in. greater than the width.the area 36in.2 find the dimensions
*September 22, 2010*

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