Wednesday

March 4, 2015

March 4, 2015

Total # Posts: 227

**physics**

An 80kg astronaut has a weight of 120N. How many radii above the earth is he?
*January 27, 2013*

**Science **

What's a benefit and risk of nuclear energy?
*January 16, 2013*

**Chem 2**

What are some precipitates that affect our bodies
*January 13, 2013*

**Math**

thank you
*January 7, 2013*

**Math**

Write the equation in standard form using integers. Can someone please check my work? Ax+By= C Equation: y- 4 = -2(x - 3) y-4 = -2x + 6 +2x +2x 2x+y-4=6 +4 +4 2x+ y=10
*January 7, 2013*

**Chem 2**

What is the molal concentration of a solution made by dissolving 34.2g of sucrose (C12H22O11) (molar mass 342.34)
*December 17, 2012*

**Chem 2**

What mass of water must be used to make a 1.35m solution that contains 8.20 moles NaOH?
*December 17, 2012*

**Chem 2**

What is the molarity of a solution composed of 8.210g of Potassium Chromate (K2CrO4),dissolved in enough water to make .500 L of solution
*December 17, 2012*

**Chem 2**

what mass of Iodine(I2) must be used to prepare a .960m solution if 1000g of ethanol (C2H5OH0 is used?
*December 17, 2012*

**Chem 2**

How many grams MgCl2 will be formed from 25.6 mL of a 0.100M HCl solution reacting with excess magnesium metal
*December 17, 2012*

**Math**

Is the ordered pair (0,0) a solution of the direct variation equation y=kx ?
*December 13, 2012*

**Math**

I have to graph a function; there's an x and y input/output chart. Should I connect the points in my graph?
*November 20, 2012*

**7th grade math**

Thank you Ms.Sue :)
*October 30, 2012*

**7th grade math**

Determine if the situations represent proportional relationships. Explain. 1. Gina can buy 1 bottle of shampoo for $2.95 or 2 bottles for $4.50.
*October 30, 2012*

**math please help ms.sue**

ahhhhh....i see!!!! thank you soooo much for answering me and give me the more details :)
*October 21, 2012*

**math please help ms.sue**

yes i know, but i don't why it end up with 17/16*price. how it became 17? Tax=1/16* price cost=tax+price=1/16 price+price=17/16* price
*October 21, 2012*

**math please help ms.sue**

MegaMart collects a sales tax equal to 1/16 of the retail price of each purchase and sends this money to the state government. a. Is the amount of tax collected proportional to the cost of an item before tax is added? b. Is the amount of tax collected proportional to the cost ...
*October 21, 2012*

**7th grade Math**

I still don't understand, can you explain more detail? and why it became 17/16*price?
*October 21, 2012*

**7th grade Math**

MegaMart collects a sales tax equal to 1/16 of the retail price of each purchase and sends this money tp the state government. a. Is the amount of tax collected proportional to the cost of an item before tax is added? b. Is the amount of tax collected proportional to the cost ...
*October 21, 2012*

**homework math**

thank you ^.^
*October 14, 2012*

**homework math**

oh oh i see it now, i thought that 30 in all and how many are there in chocolate cake, i messed up the question. the answer should be D, right?
*October 14, 2012*

**homework math**

The answer is B? 8*30 = 20*x 240 = 20x 240/20 = x 12 = x x=12 correct?
*October 14, 2012*

**homework math**

For every 20 cakes ordered from Barry's Bakery, 8 cakes ordered are chocolate. Which proportion can be used to determine x, the total number of cakes ordered from the bakery when 30 chocolate cakes have been ordered? A. 8/12 = x/30 B. 8/20 = x/30 C. x/8 = 30/20 D. 8/20 = 30/x
*October 14, 2012*

**math homework**

Thank you Ms.Sue, you are the best!
*October 14, 2012*

**math homework**

The answer is A???
*October 14, 2012*

**math homework**

Melinda bought two new rugs for her bathroom. The bigger one is 12 inches tall and 20 inches wide, the smaller one is 6 inches tall and 14 inches wide. Which of the following statements is true? A.The rugs are not proportional because 20 x 12 does not equal 14 x 6. B.The rugs ...
*October 14, 2012*

**math homework**

After 3.5 hours, Pedro had travel 217 miles. If he travels at a constant speed, how far will he have traveled after 5 hours?
*October 14, 2012*

**Chemistry**

Yes, I did try. Based on what you showed me, I was on the right track. I was just thrown off by the "E-8". Does that represent scientific notation? That is what confuses me.
*September 8, 2012*

**Chemistry**

I still don't understand the example. Sorry.
*September 8, 2012*

**Chemistry **

Assume the diameter of a neutral helium atom is 1.40 x 10^(2)pm. Suppose that we could line up the helium atoms side by side in contact with one another. How many atoms would it take to make the distance 5.80 cm from end to end? How do I solve this, and what is the correct ...
*September 8, 2012*

**Physics**

A 0.243 kg puck, initially at rest on a horizon- tal, frictionless surface, is struck by a 0.196 kg puck moving initially along the x axis with a speed of 3.16 m/s. After the collision, the 0.196 kg puck has a speed of 2.16 m/s at an angle of 40 to the positive x axis. ...
*April 26, 2012*

**FLORIDA STUDIES WEEKLY**

what is the crossword answers
*April 15, 2012*

**Physics**

A vertical tube with a tap at the base is filled with water, and a tuning fork vibrates over its mouth. As the water level is lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the water to the top of ...
*March 28, 2012*

**physics**

A vertical tube with a tap at the base is filled with water, and a tuning fork vibrates over its mouth. As the water level is lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the water to the top of ...
*March 28, 2012*

**physics**

A vertical tube with a tap at the base is filled with water, and a tuning fork vibrates over its mouth. As the water level is lowered in the tube, resonance is heard when the water level has dropped 18 cm, and again after 54 cm of distance exists from the water to the top of ...
*March 28, 2012*

**chemistry**

the vapor pressure of ethanol at 20c is 44 mmHg and the vapor pressure of methanol at the same temperature is 94mmHg. A mixture of 30.0 g of methanol and 45.0 g of ethanol is prepared (and can be assumed to behave as an ideal solution). a.) calculate the vapor pressure of ...
*January 30, 2012*

**Math**

THANK YOU
*January 26, 2012*

**Math**

√175
*January 26, 2012*

**Math**

An alien rocketship is travleing at a speed of 0.024 miles per minute. At this speed, how many inches will it travel in 1 second
*January 26, 2012*

**Math**

You have 200 feet of fencing to enclose a rectangular plot that borders on a river. If you do not fence the side along the river, find the length and width of the plot that will maximize the area _____________________________________ Among all pairs of numbers whose sum is 20...
*October 18, 2011*

**Geometry**

If there are 10 points on a lone how many line segements does that make?
*September 18, 2011*

**algebra**

How do you make a table out of the system. 3x + 4y = 18 x + 3y = 11?
*August 30, 2011*

**English/Humanities**

I have to make a satire and my teacher says that I have to make SOAPS (Subject, Occasion, Audience, Purpose, and Speaker) anyone know what Occasion and Speaker mean?
*August 6, 2011*

**Psychology**

thank you so much
*May 7, 2011*

**Psychology**

i dont think so ?
*May 7, 2011*

**Psychology**

A child with mental retardation but not autism is more likely to display_______ than a child with autism. A.self injurious behavior b.Smiling and eye contact c.sterotyped motor behaviors d.self-stimulatory behaviors i chose c but could you help or any websites that might be ...
*May 7, 2011*

**math**

a bag contains 6 red marbles and 2 blue marbles. what is the probability of chosing a red marble and a blue marble at the same time?
*May 5, 2011*

**math **

Assume that 25% of the student body at your school is male and that 40% of the students walk to school. If a student from this school is selected at random, find the following probability.
*April 17, 2011*

**Algebra 1**

Bunson Burner has 3 liters of a 10% acid solution. How much of pure acid must be added to produce a 50% acid solution?
*March 28, 2011*

**Public Administration**

I need to write a research paper. I picked the economic impact of illegal immigration. I am having trouble figuring out what the independent, dependent, and control (if any) variables could be. I need to have at least one of each. I am thinking one variable is the economy from...
*March 14, 2011*

**Math PIZZAZZ**

Halo
*October 25, 2010*

**Com155**

Use at least five adverbs and five adjectives to write a brief review of a movie, sporting event, musical performance, or television show
*September 4, 2010*

**6th grade**

can some one help me i need help wit animal habitats
*May 24, 2010*

**5th grade**

what is the missing value? 3/8
*April 12, 2010*

**Science**

I`m a 5th grade student and we are haviing a Sound Science test.I`m looking for defenitions to study from.such as vibrations, decibels, frequency and questions dealing with sound travel. is there a site you could recomend? thank you, cassidy
*February 24, 2010*

**Earth science **

i have no freaking clue im 11 and i need help!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! please?
*January 29, 2010*

**Chemistry**

how do i calculate the number of moles of .066g of silver? what's the equation?
*January 8, 2010*

**algebra**

25% of what number is 20? Please help.
*November 28, 2009*

**AP US History**

I cannot find this answer anywhere! What is an important Mississippian culture site that is near present-day east St. Louis, Illinois?
*August 17, 2009*

**AP Englsih**

In The Lords of Discipline, Pat Conroy proves that only with the acceptance of individuality,can personal beliefs, desires and priorities define one’s true identity. Is this a strong thesis? How can I improve it?
*August 15, 2009*

**Algebra II**

I'm having a hard time figuring out a quadratic model for this data. x y ---------- 1 3 2 13 3 31 4 57 5 91 6 133 How do I go about doing this? Is there a website that could help me?
*June 5, 2009*

**Algebra II**

Thank you. :-)
*June 5, 2009*

**Algebra II**

Does anyone know of a good site that would help me with multiplying matricies?
*June 5, 2009*

**History**

Here is my thesis: Emotional, physical, and mental aspects of human nature prove that only blindness can provide peace in society. Hitler was going to be my mental example. Hitler had a mentality of him being superior and arrogant. Therefore, that mentality caused him to use ...
*May 28, 2009*

**History**

I'm writing a paper for English, and I am using Hitler as an example. Is there as site that will explain to me his stategic ways and mentality? I need to prove how ingnorance is bliss abd provides peace.
*May 28, 2009*

**English**

I was given a thesis for my paper: Character motivation withing various works of literature prove that only blindness can provide peace in society. There are selected novels I must use for quotes. But what I don't understand is Character motivation. Could someone explain ...
*May 22, 2009*

**spanish**

Arreglar means to fix, in this case, to organize/clean you room. If you are tying to say you would never clean your room. You would use the imperfective.
*May 22, 2009*

**English- Oedipus**

Why did Oedipus gouge his eyes out?
*March 2, 2009*

**English (Thesis)**

Punishment, perspective, and silence/isolation provide the greatest relief. This is my thesis given to me by my teacher for an english paper. Yet, I find it hard to understand...
*February 26, 2009*

**yr 8 art**

i need to colour these 2 words which reflect their meaning i need to use tone and layering. the words are:- Decorative and Strawberry i have no idea what to do please help thankyou
*December 5, 2008*

**math**

hel p
*October 22, 2008*

**English- Siddhartha**

Siddhartha We are studying Siddhartha and relating archtypes to it. I am trying to find examples of numbers in Siddhartha. Can anyone help me out with finding a significant number used in this story?
*October 16, 2008*

**algebra**

figure out exponents first. then subtract the 2 values.
*September 29, 2008*

**Algebra**

If two triangles are to be similar, they must have all the same angle measurements. So, if every triangle has 3 angles with the sum of 180, you can easily find the missing angle by subtracting the 2 from 180. Do that with each possibility. Then see which ones have the 3 same ...
*May 24, 2008*

**Talent Shows**

Sure. Karate is a talent for many. People have done it in talent shows at my school. :-)
*May 23, 2008*

**science**

Could it be oxygen? Fire needs oxygen to keep burning. If you have 2 candles and put a jar over 1. The covered one will burn out while the one with oxygen surrounding it stays lit.
*May 13, 2008*

**Math**

It is a proportion. Just cross multiply. Then divide. So... 3 times 3, divide that by 8, and you should have the value of x.
*May 13, 2008*

**Adv. Math**

m < 2 2/3
*May 7, 2008*

**Health**

How about these? Black Lung (Gold Leaf) Peasant (Regal) Perhaps try to make one off of: (Morley) (Marlboro) (Camel)
*May 6, 2008*

**Food**

I have to prepare an Elizabethan food. Any recipes out there? I've been trying to find something other than meat.
*May 2, 2008*

**Math**

You are looking for the volume of the can. The formula for the volume of a cylinder is base x height... or (pi x radius^2)x(height). According to my calculations, the answer should be approximately 62.5 inches cubed.
*May 1, 2008*

**science**

Do you mean certain species or like types of animals?
*April 29, 2008*

**Spanish**

Not really a homework question, but more of asking for advice... I'm doing a skit tomorrow with another classmate in spanish and we had to write and memorize(sort of) lines according to a certain scenario. Are there any good techniques to help with my performance?
*April 29, 2008*

**Memorizing**

I have to memorize a soliloquy from Romeo and Juliet this week. What are good techniques in order to perfectly memorize it?
*April 28, 2008*

**math**

think about how the clock moves. as the minute hand moves, so does the hour hand. so it may not be as easy as 6:15, 6:30, and 6:45
*April 28, 2008*

**Romeo and Juliet**

What are to reasone why Lord Capulet doesn't let Tybalt fight Romeo?
*April 21, 2008*

**Romeo and Juliet**

If you were to describe Mercutio's personality, what would be the main things to mention?
*April 21, 2008*

**Romeo and Juliet**

This is the last line of the prologue in Romeo and Julet. When it says "our toil", who is "our" referring to? "What here shall miss, our toil shall strive to mend."
*April 21, 2008*

**math**

a= (x+10) d= (3x+10) x=? 180-x= (x+10)+(3x+10) x=32 I hope that helps. Remember, all three angles add up to 180. So be sure to always include it when trying to solve for an unknown value.
*April 21, 2008*

**Spanish**

I believe it is not accented.
*April 21, 2008*

**math/Geometry**

what is the proprty of 0 pluse 90 equls 90
*April 7, 2008*

**math**

ndlaohl
*February 20, 2008*

**science**

anything combustable, meaning it has the ability to explode.
*February 1, 2008*

**Physics**

How long does it take a 19 kW steam engine to do 6.8x10^7 of work? I have no idea how to solve this... Would someone please help?
*January 29, 2008*

**math**

you have 2 lengths of 125, so you use up 250. Now you have 50 left, the 2 other sides must be even in order to be a rectangle. So divide 50 by 2 and you get 25. Therefore the rectangles sides are 125,125, 25,2.
*January 29, 2008*

**math**

plug in -4 for x in the equation. If both sides are equal when ur done, it is a solution.
*January 29, 2008*

**math**

use order of operations. solve the exponet first. then multiply it out.
*January 29, 2008*

**math**

Um, multiply by 0.5? What do you mean by true pattern?
*January 29, 2008*

**math**

I believe that it is divide the previous term by 2.
*January 29, 2008*

**algebra**

What are you trying to figure out here?
*January 28, 2008*

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