Sunday

December 21, 2014

December 21, 2014

Total # Posts: 518

**math**

Thank you, Sue! That's awesome!
*June 23, 2013*

**math**

The difference between two numbers is 36. The sum of these two numbers is 62. Find the numbers.
*June 23, 2013*

**math**

Thank you Kuai!
*June 23, 2013*

**math**

A 10% acid solution is to be mixed with a 50% solution to get 200 liters of a 20% solution. How many liters of each solution should be used?
*June 23, 2013*

**Algebra**

6x^7-3x^3+2x^7+8x^3=
*June 16, 2013*

**Art**

What about bats, and water? I've seen water in caves.
*June 16, 2013*

**Algebra**

(8x^(2)-4x-29)+(9x^(2)+7x)=
*June 16, 2013*

**eng225**

Satire?
*June 16, 2013*

**Algebra**

Identify the solution(s) of the system of equations 3x-2y=6 5x=5-25y
*June 4, 2013*

**Algebra**

Identify the solution(s) of the system of equations 9x + 2y = 6 8x - 2y = 8
*June 4, 2013*

**Algebra**

Identify the solution(s) of the system of equations 3x+2y=4 5x-4y=3
*June 4, 2013*

**Chemistry**

A solution contains 80.0 g of sodium chloride and 400.0 g of water. Calculate the NaCl as a mass percentage
*June 2, 2013*

**chemistry**

Physicain elects to re-hydrate the patient br intravenous(IV) administration of 2.0 L of 0.45% (w/v) of NaCl. 0.45%9w/v) = 0.45g/100ml A.How many grams of NaCl were given? B.How many moles of Nacl were given? C.What is the molarity of the NaCl solution?
*May 13, 2013*

**english**

what keeps the "you" company in the poem The Journey by Mary Oliver?
*April 29, 2013*

**L.O**

1. identify and describe 3 environmental health hazards that cause ill health,crises, and/or disasters within your community or any other community withing SA and globally. Include evidence that is current of the identified issues, use graphs, statistics, pictures,etc. 2. ...
*April 16, 2013*

**physics **

A 57.0 kg diver dives from a height of 15.0 m. She reaches a speed of 14.0 m/s just before entering the water. (a) What was the average force of air resistance (e.g., friction) acting on the diver. (b) What is the force of friction underwater if she reaches a depth of 2.5 m ...
*April 13, 2013*

**physics **

A 57.0 kg diver dives from a height of 15.0 m. She reaches a speed of 14.0 m/s just before entering the water. (a) What was the average force of air resistance (e.g., friction) acting on the diver. (b) What is the force of friction underwater if she reaches a depth of 2.5 m ...
*April 13, 2013*

**Math**

Find the dimensions of a rectangular cover plate if its length is 8 inches longer than its width if its parameter is 60 inches(Hint:P=2L=2W)
*April 4, 2013*

**Psy202**

After hearing about some possible causes of sneezing, a scientist decides that room fresheners are the most common cause. What is the term that describes the scientist thinking
*March 29, 2013*

**Math--Algebra**

What is the answer to the riddle: why does the us mint need a new building?
*March 21, 2013*

**Data Mangement- Math**

The diagram represents the computer network between the department offices in a high school. The network can send data from one computer to another using any number of intermediate connections, but the data can pass through each connection only once. How many routes are there ...
*February 20, 2013*

**English 225**

Which of the following editing techniques helps keep screen direction constant?
*February 17, 2013*

**Math**

Sandra used a triangular prism 10 cm long to refract light into the spectrum. Each triangular end had an area of 3.5 cm squared and sides 3 cm, 3 cm and 2.6 cm. What was the surface of the prism?
*February 7, 2013*

**Math**

Express as a function of two variables. An open box is to contain a volume of 12 cubic meters. Given that the material for the sides of the box costs $2 per square meter and the material for the bottom costs $4 per square meter, express the total cost C of the box as a ...
*February 4, 2013*

**5th grade math**

the rule is to multiply the input by the input by itself? 3, 4, 5, 6, 0, 10 9, 16, 25, 36, 0, 100 3x3 = 9 4x4 = 16 5x5 = 25 6x6 = 36 0x0 = 0 10x10 = 100 The operation I see is that all these numbers are multiplied by its value. Input Output 3 9 4 16 5 25 6 36 0 0 10 100 Trick ...
*January 29, 2013*

**physics**

If u type this question in to the google it will give u the answer which agrees with your text book
*December 31, 2012*

**chemistry**

If you made up a solution of NaOH by adding 0.010 mole of solid NaOH to 1.0 liter of distilled water, what would be the pH of the solution?
*December 18, 2012*

**Math**

find the actual rational zeroes for f(x)=4x^3-16x+17x-5
*December 17, 2012*

**math**

What is the value of x if the perimeter of a rectangle is 38cm.?
*December 11, 2012*

**Chemistry**

A 7.83 g sample of NaCl is dissolved in 90.00 mL of ethyl alcohol solution. Calculate the molar concentration of the solution.
*December 7, 2012*

**Chemistry**

That's what i was going over an was thinking that was the answer.
*December 6, 2012*

**Chemistry**

The combustion of 1 mole of CO according to the reaction CO(g) + ½O2(g) → CO2(g) + 67.6 kcal gives off how much heat?
*December 6, 2012*

**precalculus i dont understan this hw**

for you its easy because you understand it !
*December 2, 2012*

**precalculus i dont understan this hw**

How to prove sec x - tanx sinx= cosx
*December 2, 2012*

**I NEED HELP ASAP**

how to prove cos^2A(1+tan^2 A)=1
*December 2, 2012*

**I need help**

SOME ONE SHOW ME HOW YOU DO IT PLEASE
*December 2, 2012*

**I need help **

how to verify csc(pi/2- θ)/cscθ=tan θ Pi/2 is a fraction then the / sign is meant for dividing
*December 2, 2012*

**pre-calc help please !**

thank you !!!!
*December 2, 2012*

**pre-calc help please !**

how do you verify this identity Sin^3βcosβ+cos^3βsinβ=sinβcosβ
*December 2, 2012*

**English 4**

How does nature in Wordsworth's poetry differ from nature in Byron's description of the Byronic hero?
*November 27, 2012*

**Algebra 1**

Solve 7x/3 < 2
*November 19, 2012*

**English 4**

Name five of the political or economic events in the seventeenth or eighteenth centuries that influenced social unrest.
*November 13, 2012*

**English IV**

Is it true or false? A sentence is a group of words expressing a complete though and each will begin with a capital letter.
*November 9, 2012*

**English Capitalized**

aunt consuelo is consuelo melendez,doctor of dental surgery.
*November 8, 2012*

**Maths**

thanks Steve,but the second one still don't get it right
*November 8, 2012*

**Maths**

Simplify: 3-10+9.7 Simplify: 2+3.10 divided by 5.3-9 Simplify: 16-10 divided by 5+13
*November 8, 2012*

**English**

An appositive is a noun that is placed after another noun in order to tell more about it and it's usually set off with commas.
*November 8, 2012*

**English**

Are the questions true or false?
*November 8, 2012*

**English **

A sentence is a group of words expressing a complete though and each begin with a capital letter.
*November 8, 2012*

**English**

According to authorities;only 35% of criminals go to jail
*November 8, 2012*

**English 4**

I just need an idea of an opinion cause i dont know where to start.
*November 8, 2012*

**English 4**

Write a brief response to Polonius's statement "And thus do we of wisdom and of reach... By indirections find directions out." What do you think of his method of finding out the truth about his son?
*November 8, 2012*

**English 4**

Hamlet Act 1 scene 1-4 Most of the advice Polonius gives Laertes concerns etiquette and ways to make a good impression on other people. Name the precept from Polonius's farewell speech to his son that seems to contain the best advice on how to be a good person rather than ...
*November 6, 2012*

**chemistry**

How many moles of are needed to react with 0.460 ?
*November 6, 2012*

**trig**

find the exact value of sinu/2, given that cosu=-4/5 and pi/2less than u less than pi
*November 4, 2012*

**Physics**

An object is dropped from a cliff thatis 256 m above the sea. just prior to splashing into the water, how fast is it going? How long did it take to fall?
*October 31, 2012*

**Algebra 1**

Select the points that lie on the function h(x) = 3x^2.
*October 25, 2012*

**Algebra 1**

A clerk was asked to change a $10 bill. She returned 9 more dimes than nickels and twenty-one more quarters than dimes. How many coins of each did she return? I dont know why but this is stumping me. Help plz.!
*October 25, 2012*

**Pre-Cal/Trig**

Explain how to solve the following question. Surveying: From a point A hat is 10 meters above level ground, the angle of elevation of the top of a building is 42 degrees and the angle of depression of the base of the building is 8 degrees. Approximate the height of the building.
*October 24, 2012*

**Algebra 1**

Yea i juss did the problem on paper an got the same answer. Thank yu :)
*October 24, 2012*

**Algebra 1**

A girl scout troop sold cookies. If the girls sold 5 more boxes the second week than they did the first, and if they doubled the sales of the second week for the third week to sell a total of 431 boxes of cookies, how many did they sell each week?
*October 24, 2012*

**Algebra 1**

The larger of two consecutive integers is 7 greater than twice the smaller. Find the integers. A) 4,5 B) -8,-9 C) -5,-6
*October 24, 2012*

**Algebra 1**

Thanks :)
*October 23, 2012*

**Algebra 1**

Thank Yu. Unknowns seem to get me stuck. I have another one. Separate 846 into 3 parts so that the second part is twice the first part and the third part is triple the second part. Which of the following equations could be used to solve the problem?
*October 23, 2012*

**Algebra 1**

Two fewer than a number doubled is the same as the number decreased by 38. Find the number. If n is "the number," which equation could be used to solve for the number?
*October 23, 2012*

**Algebra 1**

Solve for b 3a + 2b = c
*October 19, 2012*

**Algebra 1**

Thank you :)
*October 19, 2012*

**Algebra 1**

-1 3/4 because 3.5 divided by 2 is 1.75 and 75 is 3/4 of 100?
*October 19, 2012*

**Algebra 1**

The choices for answers are -5 1/2 -1 3/4 -1 1/2
*October 19, 2012*

**Algebra 1**

-3 1/2= 1/2x+1/2x+x
*October 19, 2012*

**Algebra 1**

Solve 7+x-15=-2 2/3
*October 19, 2012*

**Science**

How do fruit seeds help fertilize plants and help them grow?
*October 9, 2012*

**math**

Kyle has 3, so Robin has 3*3 scrapbooks. Add 3 and 9 to get 12, so combined they have A...12 scrapbooks
*October 4, 2012*

**Simplifying Fractions**

Are you just asking how to simplify them into those fractions? For the first one, divide the numerator and denominator by 20. Look for the greatest common denominator and divide the top and bottom by it. The second one has a gcd of 15, so divide both top and bottom by 15 to ...
*October 4, 2012*

**English**

Anything can be written good in 3rd person! I like the idea of using a little boy lost at the airport; sorry it was taken. Maybe you could write about a young child going through a rough time in his/her family. ( you know: maybe a death in the family or parents are getting ...
*October 4, 2012*

**British Lit**

What are the 3 languages that derive from the original Celtic language?
*October 4, 2012*

**British Lit**

What unified Britain to accept Christianity?
*October 4, 2012*

**British Lit**

What unified the religion of Britain?
*October 4, 2012*

**English 4**

Thats the one i was thinking to. Thank You.
*October 3, 2012*

**English 4**

What is the conceit in "There is a Garden in her Face"? a. The women's face is compared to lilies and roses in a garden because of her white skin and red cheeks. (Line 2) b. The women's lips are compared to cherries because she will not allow anyone to kiss ...
*October 3, 2012*

**English 4**

A recurring theme in literature is the transient nature of the world and life. Provide two ways in which this theme is expressed in Anglo-Saxon and medieval literature.
*October 2, 2012*

**English 4**

The 14th century was a time of what? a.peace b.urban growth c.inflation d.upheaval and change
*October 1, 2012*

**English 4**

What are 3 common forms Anglo-Saxon literature?
*October 1, 2012*

**English**

Identify the verbal in the sentence below. Then, select the type of verbal. He will not allow the table to be moved.
*September 25, 2012*

**English**

is this a good thesis statement for a paper about Dave Grohl from the Foo Fighters. In my paper i want to include the work he put into his career, controversy after Kurt Cobain's death and success of the foo fighters. this is what i have so far: Although there were many ...
*September 25, 2012*

**algebra**

Just combine like terms. -2h-6w
*September 23, 2012*

**writing contest**

My creative writing teacher gave me a list of competitions, and one of them requires a protagonist that is transgender. What does it mean? Is it like Mulan, how she dressed up like and pretended to be a man, or does it mean people who have surgery to....you know...?
*September 23, 2012*

**Math**

I drew a diagram to figure it out and it seems that 9 tacks might be the least.
*September 23, 2012*

**math**

Using reference angles, (take 225 and subtract 180), you get 45. Since 225° is in quadrant 3, it is positive. Now you have 1 + tan^2 (45°)… Tan^2 is the same as tan x tan, so you have 1 + tan(45) x tan (45). If you use a 45-45-90 triangle, you get tan(45) =1. So, ...
*September 23, 2012*

**Creative and Critical Thinking**

Thank you Ms. Sue and Anonymous for your feedback. I think that is why I am having trouble getting started on this because I am not actually writing the letter. I am being asked to create a detailed outline of what I would say if I was to write this letter to the newspaper. I ...
*September 22, 2012*

**Creative and Critical Thinking**

Together We Stand Letter Outline Suppose you live in a new suburban community that combines all the amenities and benefits of a tight-knit small community with the benefits of living close to the big city. Some years pass, and several children and adults in the community start...
*September 22, 2012*

**Chemistry**

A glucose solution contains 55.0g of glucose C6H12O6 in 475g of water. Compute the freezing point and boiling point of the solution. Assume a density of 1.00g/mL for water.
*September 18, 2012*

**math**

I dont no
*September 13, 2012*

**math**

Draw one more rectangle using a ratio of 1:3 (a rectangle that is triple the width and length of the original shape). Determine and label the perimeter and area.
*August 3, 2012*

**CHEMISTRY**

. For which reaction is ƒ´Ssys ƒ® 0? A) CH4(g) + 2 O2(g) ¡÷ CO2(g) + 2 H2O(l) B) NH3(g) + HCl(g) ¡÷ NH4Cl(s) C) 2 NH4NO3(s) ¡÷ 2 N2(g) + O2(g) + 4 H2O(g) D) HCl(aq) + NaOH(aq) ¡÷ NaCl(aq) + H2O(l)
*August 1, 2012*

**CHEMISTRY**

14. Calculate ƒ´S0 for the formation of 1 mol of HI(g) from its elements given the following information: S0[H2(g)] = 131 J/mol∙K S0[I2(s)] = 116 J/mol∙K S0[HI(g)] = 206 J/mol∙K. A) 82 J/K B) 165 J/K C) 247 J/K D) 329 J/K
*August 1, 2012*

**CHEMISTRY**

The standard molar entropy of lead(II) bromide (PbBr2) is 161 J/mol • K. What is the entropy of 2.45 g of PbBr2? a. +1.07 J/K d. –161 J/K b. –1.07 J/K e. 0 J/K c. +161 J/K
*August 1, 2012*

**CHEMISTRY**

The entropy of a NaCl crystal is __________ a. an intensive property and a state function. b. an intensive property and a path function. c. an extensive property and a state function. d. an extensive property and a path function. e. not appropriately described in terms of an ...
*August 1, 2012*

**CHEMISTRY**

During a spontaneous chemical reaction, it is found that äSsys < 0. This means __________ a. äSsurr < 0 and its magnitude is < äSsys. b. äSsurr < 0 and its magnitude is > äSsys. c. äSsurr > 0 and its magnitude is < äSsys...
*August 1, 2012*

**CHEMISTRY**

If 1 mol of ice melts at its melting point of 273 K, the entropy change for the ice is 22.0 J/K. If the ice melts in someone’s hand at 34°C, what is the change in the entropy of the universe? Assume a final temperature for the water of 0°C. The enthalpy of fusion ...
*August 1, 2012*

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