Saturday

February 13, 2016
Total # Posts: 1,376

**Science**

What body system is most like the mitochondria in cells? It has to be one of these: Respiratory Muscular Immune Nervous Since I already used the other systems.
*October 7, 2011*

**Chemistry**

I have a new column for HPLC (high-performance liquid chromatography) analysis. Is it advisable to condition the new column with the mobile phase overnight at a slow flow rate of 0.5ml/min?
*October 1, 2011*

**Reseach Methods**

Does inpatient groups work better than outpatient groups in a drug treatment program. What would be the hypothesis, independent,dependent and control variables?
*October 1, 2011*

**Physics**

The lowest pressure attainable using the best available techniques is about 10^-12 N/m^2. At such pressure, how many molecules are there per cm^3 at 0 degrees C. I know that PV= nRT and that you solve for n/v = P/RT. I have also converted from N/m^2 to atm and am using R = ....
*September 25, 2011*

**chemistry**

concentrated sulfuric acid has a density of 1.84 g/ml. calculate the mass in grams of 1.00 liter of this acid.
*September 22, 2011*

**chemistry**

what is the volume (in ml)of a liquid(density=2.07 g/ml)weighing 130.grams?
*September 22, 2011*

**chemistry**

1. 30.0 ml of ethyl alcohol(density=0.790g/ml)are added to a graduated cylinder that weighs 44.28 grams. what will be the mass of the graduated cylinder plus the alcohol(in grams)?
*September 22, 2011*

**chemistry**

1. 30.0 ml of ethyl alcohol(density=0.790g/ml)are added to a graduated cylinder that weighs 44.28 grams. what will be the mass of the graduated cylinder plus the alcohol(in grams)? 2. what is the volume (in ml)of a liquid(density=2.07 g/ml)weighing 130.grams?
*September 22, 2011*

**Math**

factor n3 - 216 n to the 3rd power.
*September 21, 2011*

**Algebra**

Need to use properties to help simplify each expression. Example: 5 * 8 * 6 Would the answer be a actual property or 240
*September 20, 2011*

**Science**

Describe the difference and function between how plant cells and animal cells obtain food. I put something like- plant cells get food by photosynthesis, using chloroplast, sun, water, and carbondioxide. animal cells get food by digesting water, meat, vegetables, nutriends, ...
*September 20, 2011*

**math HELP!!**

How do you estimate for a division proble 56,225 divided by 48
*September 20, 2011*

**Native American Literature**

Sorry. I was not intending on plagiarizing. I just want to understand why Native Americans use these genres in Native American Literature
*September 18, 2011*

**Native American Literature**

Why did the Native Americans use the types of writing and genres that they did? Genres: Native American literature's, stand apart as a separate tradition that is itself strong and varied. This culture had rich, established literature. Legends, folktales, and other forms of...
*September 18, 2011*

**Native American Literature**

Thank You Both. One last question, why did the Native Americans us the types of writing and genres that they did ? Genres: Native American literature's, stand apart as a separate tradition that is itself strong and varied. This culture had rich, established literature. ...
*September 18, 2011*

**Native American Literature**

I mean that reflected in American Literature after that time period until now
*September 18, 2011*

**Native American Literature**

So there were not many tensions that reflected in American Literature during Pre-1600 For Native American Literature? But if my question wanted to know the tensions of Native American lit. during pre-1600 that reflected in American literature, then my answer above would be ...
*September 18, 2011*

**Native American Literature**

Here is the original question: How are the tensions of the time reflected in American literature? I thought that the question was asking how the tension during pre-1600 Native American literature reflected in American literature now.
*September 18, 2011*

**Native American Literature**

So my answer does not talk about the tensions of the time reflecting in American literaure?
*September 18, 2011*

**Native American Literature**

How are the tensions of the time of Native American literature (Pre-1600) reflected in American literature? There were a lot of white people at the time, that looked down on Native Americans. The white people would always try to steal their land and cause harm to their tribes...
*September 18, 2011*

**Native American Literature**

thank you :)
*September 18, 2011*

**Native American Literature**

What themes were predominant in the writings of the 1600s for Native Americans? Native Americans did not have any literature in the 1600s, but they did have oral traditions and stories which had a few main themes. Some of these stories were moral lessons (not quite sure that ...
*September 18, 2011*

**Native American Literature**

Thank You
*September 18, 2011*

**Native American Literature**

What were some major Native American achievements in the U.S. during the 1600s? I know that they were the first people to inhabit the Americas, but I can not find any other achievements.
*September 18, 2011*

**Native American Literature**

*Woops I meant what types of themes they used
*September 18, 2011*

**Native American Literature**

Okay Thank You Very Much. :) And for my other question about the the types of writing used, was I correct?
*September 18, 2011*

**Native American Literature**

Yes I did. For the paragraph below, these were the things that most caught my eye. Are these the genres of Native American Literature? And for the type of literature, there was naturism, cultural stories (i guess).. i am still unsure on the types of writing. Native American ...
*September 18, 2011*

**Native American Literature**

I can not find anything on the type of writing and genres of Native American Literature in 1600s.
*September 18, 2011*

**Native American Literature**

What were some of the types of writing and genres for Native American Literature, that were predominant during the 1600s when there literature was discovered? I think their type of writing was based on naturism, since they were one of nature, but I do no exactly know what ...
*September 18, 2011*

**Native American Literature**

*I mean their oral stories
*September 18, 2011*

**Native American Literature**

Well their oral traditions, later on were known to be literature. When the Native American Literature was discovered, the type of genre they would be cultural genre?
*September 18, 2011*

**Native American Literature**

Native Americans were the first known people to start telling stories, which in any case was literature, and when the years went by, their literature was discovered ..?
*September 18, 2011*

**Native American Literature**

What is incorrect about my statement?
*September 18, 2011*

**Native American Literature**

How are the tensions of the time of Native American literature (Pre-1600) reflected in American literature? I know that Native Americans were the first people to start writing literature, or telling oral stories. They were one of peace and nature. Some of the Americans and ...
*September 18, 2011*

**Native Americans**

Thank You so much. And the types of writing and genres they used were naturism. Is that correct?
*September 15, 2011*

**Native Americans**

Pre to the 1600s
*September 15, 2011*

**Native Americans**

What were some of the major achievements in the U.S. during this time period? I know they founded the continents, but I do not know the specifications. Also, were there any major literary movements developed during this period period? Thank You
*September 15, 2011*

**statistics**

assume the mean height of soldiers to be 68.22 inches with a variance of 10.8 inches. how many soldiers in a regiment of 1000 would you expect to be over 6 feet tall
*September 15, 2011*

**SCIENCE**

A cyclist maintains a constant velocity of 5.2 m/s headed away from point A. At some initial time, the cyclist is 257 m from point A. What will be his displacement from his starting position after 47 s?
*September 13, 2011*

**Algebra 2**

I still do not understand how to solve it, I keep getting random answers every time :(
*September 11, 2011*

**Algebra 2**

Exponential Notation Simplify. (-2)^0-(-2)^3-(-2)^-1+(-2)^4-(-2)^-2 I tried solving this problem a few times and kept getting random answers. The answer in the book says that it is 25 1/4 I do not understand how you get that answer. Thanks For Your Help
*September 11, 2011*

**Algebra 2**

ohh okk thanks so much :)
*September 10, 2011*

**Algebra 2**

thanks so much :)) That was really helpful. Just one quick question. How did you get 15/16?
*September 10, 2011*

**Algebra 2**

Exponential Notation Evaluate the following: x^3+y^-2 for x=-3 and y=4 I don't understand how to solve this equation. I solved it and got -11 as my answer but the books answer is -26 15/16 Thanks For Your Help
*September 10, 2011*

**Algebra 2**

Thanks so much :))
*September 10, 2011*

**Algebra 2**

Exponential Notation Evaluate the following: x^-4 for x=2 I understand the -(2x2x2x2) equals 16 but the answer in the book says 1/16 How do you get 1/16?
*September 10, 2011*

**History**

What was unique about Native Americans 1600? I know that they were one of nature, they were in tribes and had lots of traditions but these don't really seam unique
*September 10, 2011*

**Texas History**

Thank you!
*August 31, 2011*

**Texas History**

What route would you take to get from Corpus Christi, TX to Beaumont, TX? You go like, I-37 N and then I-10 W, right?
*August 31, 2011*

**Texas History**

So.... You would go on I-10, and then get onto i-37, and keep going to Corpus Christi, Right? Thanks!
*August 31, 2011*

**Texas History**

What route would you take to get from El Paso, TX to Corpus Christi, TX? Simple, please. I need it for a project.
*August 31, 2011*

**Science**

What does scientific inquiry mean?
*August 31, 2011*

**math**

oh yeah there was also no shaded parts just missing parts.
*August 30, 2011*

**math**

oh thank you i will definitly do that next time, you guy were taking a bit too long to answer so when my dad got home i asked him to help me.
*August 30, 2011*

**math**

oh okay. but how do you post an example?
*August 30, 2011*

**math**

how do you subtract the area of a part to find the area of a figure? PLEASE HELP!!!! whoever answers this please type an answer nicely
*August 30, 2011*

**math**

f(x)=(x+1)^3-2 1. Describe the long term behavior of this function. Give the power function that f resembles. 2. Determine the number of turning points f has.
*August 30, 2011*

**Math Pre Algerbra**

4+3[8-3*2+4(5-1)] I got 68
*August 28, 2011*

**Math Pre Algerbra**

How did the teacher get this answer for this problem? Okay so heres two questions... first 24/4(2) = 12 and i believe he said he didnt use the (2) but... when i ask a question about a question like that they use the 2 like this 9*3 - 2(5) = 17
*August 28, 2011*

**Math Pre Algerbra**

How did the teacher get this answer for this problem? Okay so heres two questions... first 24/4(2) = 12 and i believe he said he didnt use the (2) but... when i ask a question about a question like that they use the 2 like this 9*3 - 2(5) = 17
*August 28, 2011*

**pre-algrbra**

need help with math problem 15-2(5-2) Answer=10
*August 28, 2011*

**math**

Write down an expression for the number of binomial paths which cross a rectangle from the point (0,0) to the point (3n,2m), with n,m > 1, but which are constrained to have a vertex on the point (n,m)?
*August 26, 2011*

**Math Pre Algerbra**

The Number of yards in f feet i think it is 1f if not explain by the way 1f = 1 * f
*August 25, 2011*

**Math Pre Algerbra**

Need help with Algerbra question two-thirds of a number e 2/3 * e i think this is the awnser please explain how to do if not
*August 25, 2011*

**7th grade math**

16
*August 25, 2011*

**Math**

Suppose that people's heights (in centimeters) are normally distributed, with a mean of 165 and a standard deviation of 6. We find the heights of 80 people. (a) How many would you expect to be between 158 and 172 cm tall
*August 24, 2011*

**social Studies**

What are some good questions to ask about latitude and longitude and the prime Meridian and the Equator? Pease have at least 3 good questions. Pease help me. This is worth 100 points so please help!
*August 24, 2011*

**statsitsc**

b. The graph of a normal distribution is bell-shaped. (True/False)
*August 20, 2011*

**statistics**

A normal distribution is any distribution that is not unusual. (True/False)
*August 20, 2011*

**statitics**

Assume the body temperatures of healthy adults are normally distributed with a mean of 98.20 °F and a standard deviation of 0.62 °F (based on data from the University of Maryland researchers). a. If you have a body temperature of 99.00 °F, what is your percentile ...
*August 20, 2011*

**statistics**

Assume that a set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7 rule to find the following quantities: Suggest you make a drawing and label first… a. Percentage of scores less than 100 b. Relative frequency of...
*August 20, 2011*

**statistics**

1. Which of the following statements are correct? a. A normal distribution is any distribution that is not unusual. (True/False) b. The graph of a normal distribution is bell-shaped. (True/False) c. If a population has a normal distribution, the mean and the median are not ...
*August 20, 2011*

**statistics**

The heights of American women aged 18 to 24 are normally distributed with a mean of 66 inches and a standard deviation of 2.5 inches. In order to serve in the U.S. Army, women must be between 57 inches and 79 inches tall. What percentage of women are ineligible to serve based ...
*August 19, 2011*

**science**

help me to understand how to determine the volume in a partial graduated cylinder etc., 45 &40
*August 19, 2011*

**algebra**

Make a 5% offer on a Volkswagen New Beetle that has a sticker price of $22,120 and a dealer cost of $20,868
*August 9, 2011*

**Finance 200**

The treasurer for Thornton Pipe and Steel Company wishes to use financial futures to hedge her interest rate exposure. She will sell five Treasury futures contracts at $105,000 per contract. It is July and the contracts must be closed out in December of this year. Long-term ...
*August 7, 2011*

**physics**

assume that a hailstone at 0 degrees celsius falls through air at a uniform temperature of 0 degrees celsius and lands on a sidewalk also at this temperature. from what initial height must the stone fall in order to entirely melt upon impact?
*July 27, 2011*

**the staff study unit**

day care
*July 24, 2011*

**Chem**

How do I do this problem Assume you dissolve 2.56 g of malic acid, C4H6O5, in half a liter of water (500.0 g). Calculate the molarity, molality, mole fraction, and weight percent of acid in the solution. (Assume the final volume of the solution is 500. mL)
*July 24, 2011*

**Algembra**

a train leaves a station and travels north at 85 km/hr. Four hours later, a second train leaves on a parrallel track and travels north at 125km/hr. How far from the station will they meet?
*July 14, 2011*

**pre calc.Math **

Please help me any one of these please! Thank You to any one r=2-6 cos(θ) convert this polar coordinate equation into an equation in rectangular coordinates(x,y) given (-8,8) convert this point into polar coordinates with 6 >= 0 and 0<=θ<= 2pi given x^2+ (y-...
*July 12, 2011*

**physics**

A 6-kg bowling ball rolling at 5 m/s strikes a stationary 4-kg bowling ball. If Ball #1 is moving forward at 2 m/s after the collision, what is the speed and direction of Ball #2? What is the impulse of the system? If the collision last for .5 seconds, how much force is exerted?
*June 29, 2011*

**physics**

A 4.5-kg ham is thrown into a stationary 15-kg shopping cart. At what speed will the cart travel if the ham had an initial speed of 2.2 m/s? If the ham hits the cart with 2N of force, how long did the collision between the two last?
*June 29, 2011*

**Experiment**

thank you
*June 14, 2011*

**Experiment**

The question is how do I design a basic experiment that would allow us to establish a cause-effect relationship between number of hours worked per week and lower college graduation rates? It must have these components: a manupulated independent variable, a dependent variable, ...
*June 14, 2011*

**Experiment**

the experiment that would allow establishing cause-effect relationship between number of hours worked per week and lower college graduation rates has to have these components: a manipulated independent variable, a dependent variable, control for extraneous variables, an ...
*June 14, 2011*

**Experiment**

I want to design a basic experiment that would allow establishing a cause-effect relationship between number of hours worked per week and lower college graduation rates.
*June 14, 2011*

**Algebra**

Write the solution in interval notation x<5 and x>=-2. ) What would the compound inequality look like? Thanks for the help!
*June 9, 2011*

**Algebra**

Determine whether the given numbers are solutions of the inequality. y-8>2y-3 4, -11, -19, -1 (are any of these numbers a solution to the inequality?)
*June 9, 2011*

**penn foster**

industrial activities operates 5 days per week with a daily payroll of $4000. employees are paid every saturday for the workweek just completed(monday to friday). the last day of the month is wednesday, mar 31. what is the amount of wages expense recorded on the next payday, ...
*June 7, 2011*

**Science**

What is the kinetic energy of a 28 kg dog that is running at a speed of 7.0 m\s(about 16mi\h)?
*June 2, 2011*

**arithmetic**

if ratio is 5:12 and 12 equals 136 what does 5 equal?
*May 31, 2011*

**Algebra**

Write the equation of the line containing the given point and parallel to the given line. The equation of the line is y= ?... 1. Express your answer in the form y=mx+b. (7,8); x+7y=6 2. Express your answer in the form y=mx+b. (-4,8); 8x=7y+9 3. Express your answer in the form ...
*May 25, 2011*

**Algebra**

1. Express your answer in the form y=mx+b. (7,8); x+7y=6 2. Express your answer in the form y=mx+b. (-4,8); 8x=7y+9 3. Express your answer in the form y=mx+b. (8,9); 5x+y=9 4. Express your answer in the form y=mx+b. (2,-6); 8x+7y=5 I don't get ANY of this at all! Please ...
*May 25, 2011*

**Algebra**

Find an equation of the line having the given slope and containing the given point. m=7/8, (5,-6) The equation of the line is y=?
*May 24, 2011*

**Math**

fernando's soccer team played a good season. Finishing with 16 wins and 4 losses. Ties are not allowed. If winning or losing a game was equally likely, what is the probability that fernando's team ended up with this record? My Answer: C(20,16)(.5)^16(.5)^4 =.00462 =.46...
*May 6, 2011*

**math**

Answer= 14/18 and 3/18
*May 5, 2011*

**math**

Need to write an equivalent fraction for each, using the least common denominator. 1. 7/9, 1/6 ANSWER=12/18,14/18
*May 5, 2011*

**math**

1 on each side of the rectangle, but that would mean that it is a square.
*May 4, 2011*

**math**

using only whole numbers, how can you draw three rectangles with a perimeter of 12 units?
*May 4, 2011*