Thursday

July 30, 2015

July 30, 2015

**Science**

Which is the first layer of the atmosphere?
*Saturday, May 16, 2015 by floppy*

**History **

The 1964 Civil Rights Act did all of the following except: a. ban discrimination on the grounds of sex b. prohibit racial discrimination in employment c. prohibit racial discrimination in privately owned businesses that provided public accommodations (movie theaters, ...
*Friday, May 15, 2015 by TayB*

**math**

**Problem 3: Create a linear function (y=mx+b) and graph the line for the following set of data. x | y 2 | 1 4 | 2 6 | 3 First, use the slope formula to find slope: (y2-y1)/(x2-x1) Then, put the slope (m), a 'y' point, and matching 'x' point into the formula y=...
*Friday, May 15, 2015 by kelly*

**Probalility**

A fair coin is tossed repeatedly and independently. We want to determine the expected number of tosses until we first observe Tails immediately preceded by Heads. To do so, we define a Markov chain with four states, {S,H,T,HT}, where S is a starting state, H indicates Heads on...
*Friday, May 15, 2015 by Volcom*

**Chemistry**

The thiosulfate ion (S2O32-) is oxidized by iodine as follows: 2S2O32-(aq) + I2(aq) → S4O62-(aq) + 2I-(aq) In a certain experiment, 4.41×10-3 mol/L of S2O32- is consumed in the first 11.0 seconds of the reaction. Calculate the rate of production of iodide ion in ...
*Thursday, May 14, 2015 by Jack*

**Math**

Q. Mrs.Ramirez's class was getting ready to plant tomatoes. They we're wondering if each package of tomato seeds contained the same number of seeds. They counted the seeds in four packages and found that there was a average of 73 seeds in the package. The first three ...
*Thursday, May 14, 2015 by Michelle*

**science**

Suppose some natural disaster occurs and a species of finch is forced to relocate from its original island where it dined on cactus flowers to an adjacent island with many fewer cacti but an overabundance of orchids. What would be the immediate consequences to the species in ...
*Thursday, May 14, 2015 by David101*

**algebra**

A relay team is going to participate in a 150-mile bicycle race. One rider averages 12 miles per hour. The second averages 16 miles per hour. Write a function modeling their trip, where x = the hours ridden by the first bicyclist and y = the hours ridden by the second bicyclist.
*Thursday, May 14, 2015 by garry*

**English**

6.) "Then felt like some watcher of the skies/When a new planet swims into his ken..." This excerpt from John Keats's "On First Looking into Chapman's Homer" is an example of a(n) A.) metaphor B.) simile C.) stanza D.) apostrophe Answer: 6.) B Thank...
*Thursday, May 14, 2015 by Cassie*

**psychology**

PLEASE HELP LAST QUESTION.??? Among William James's contributions to the science of psychology is that he A. he wrote the first American text in psychology b.. developed a psychodynamic treatment for mental illness. c.experimented with classical conditioning d. developed ...
*Thursday, May 14, 2015 by karla*

**Language Arts Ms. Sue?? Writeacher?? Reed?**

Which of the following sentences contains a pronoun in the objective case? -What costume should I wear to the party tonight? -Maybe Martha will loan me something.*** -Her costumes are always the best. -She won first prize in a Halloween contest last year! Thank you!
*Thursday, May 14, 2015 by Amy*

**probability**

Problem 3: Checking the Markov property For each one of the following definitions of the state Xk at time k (for k=1,2,…), determine whether the Markov property is satisfied by the sequence X1,X2,…. A fair six-sided die (with sides labelled 1,2,…,6) is rolled ...
*Thursday, May 14, 2015 by RVE*

**Math**

Write the rule for this table as an equation. Write your answer as an equation with f first, followed by and equals sign z=3, f=50 z=4, f=61 z=5, f=72 z=6, f=83
*Wednesday, May 13, 2015 by Romell*

**Language Arts Ms. Sue?? Writeteacher??**

"The River" 1 I sit on the bank in my special place, 2 Feel the breeze that lifts my hair, 3 And watch the ripples run across the river. 4 It is so peaceful here. 5 Deep enough to justify a fishing pole, 6 Quiet enough for my every thought, 7 The perfect place to ...
*Wednesday, May 13, 2015 by Amy*

**Social Studies **

Which description characterizes volcanic islands and not coral atolls? A. Good soil for farming B. Islands are made of tiny skeletons C. Danger of flooding from raising ocean levels D. Sea salt in soil I don't know What was a likely motivation to send colonists to ...
*Wednesday, May 13, 2015 by Lea*

**Science: Space**

I'm having trouble finding the answers to these fill-in-the-blank questions: Our understanding of the solar system has changed from an Earth-centered model of ____ and ____ to the sun centered model of _____ and _____. I was thinking for the first 2 blanks: rocks; oxygen ...
*Wednesday, May 13, 2015 by Anonymous*

**Math**

A drawer contains 2 red socks, 3 white socks, 3 blue socks. Without looking , you draw out a sock, then return it, and draw a second sock. What is the probability that the first sock is blue and the second is red? 3/8, 2/5, 29/32, 3/32 I chose 3/8 is that correct
*Wednesday, May 13, 2015 by Awesome*

**Honor's Personal Finance**

What is the difference between the cost of attending a particular school and the expected family contribution, minus any other financial aid?
*Wednesday, May 13, 2015 by Rachel*

**Geometry/Math**

Two right circular cylinders have equal volume. The first cylinder has a radius of 6 inches and a height of 12 inches. What is the number of inches in the height of the second cylinder if its radius is 8 inches? Express your answer as a common fraction, without units.
*Wednesday, May 13, 2015 by Amanda*

**Math**

The number of sequence is 17 ,the second is 3.what is the first number?
*Wednesday, May 13, 2015 by Christopher*

**Pre-Algebra**

1. Given the function rule f(x) = x² – 3x + 2, what is the output of f(–2)? 2. Suppose you earn $12 each time you mow the lawn. Write the function describes the relationship between your total earnings E and the number of times you mow the lawn, m? 3. Mia ...
*Tuesday, May 12, 2015 by Anonymous*

**math**

IN a geometric sequence the 5th term is 60 and the first five terms are 783/2. What is the sum of the first 10 terms.
*Tuesday, May 12, 2015 by jay sayn*

**algebra**

brittany wrote a computer program that generates two random numbers between one and eleven when she runs t what is the probability that the first value will be more than 9 and the second will be less than 3
*Tuesday, May 12, 2015 by olivia*

**Math**

Lavonne’s mother has brown eyes, and her father has blue eyes. Lavonne has brown eyes, and her husband has blue eyes. She knows that her children are equally likely to have brown or blue eyes. What is the probability that her first child will have blue eyes? If her first ...
*Tuesday, May 12, 2015 by Anonymous*

**English**

At Eastman High School reunions, the conversation usually gets around to the question “who was our best teacher?” And year after year, the (1) ____(Consensus)of the graduates has been that Mr. MacDonald was the best. Many remember Joe MacDonald as the epitome of ...
*Tuesday, May 12, 2015 by Sora*

**Probability**

Lavonne’s mother has brown eyes, and her father has blue eyes. Lavonne has brown eyes, and her husband has blue eyes. She knows that her children are equally likely to have brown or blue eyes. What is the probability that her first child will have blue eyes? If her first ...
*Tuesday, May 12, 2015 by Laura*

**Math 231**

In Mr. Everett's first-period class, 18 of 25 students passed the last test. In his second period, 17 of 23 passed. Use the percents to conclude which class did better. Show all work.
*Monday, May 11, 2015 by Cynthia Phillip*

**math**

We throw 250 darts (one by one) at 1200 dart boards. Each dart strikes a board randomly. No dart's strike affects any other. What is the probability that two darts will strike the same board? I make it 1 in 1200, b/c the probability of the 1st dart striking a board is 1. ...
*Monday, May 11, 2015 by Jane*

**M**

A woman spend half of her money on book and give 1 rupee to a man,than she sped half of rest money and give 2 rupee to a man,than spend half rest money give3 rupee to a man.at last 1 rupee left.what amound he have at first
*Monday, May 11, 2015 by K*

**History--Ms. Sue, Writeacher, Reed??**

The women's-rights movement in the United States was first started by women who -faced economic discrimination in the workplace -had experience in other social-reform movements*** -were important figures in the Second Great Awakening. -had an impact on the outbreak of the ...
*Monday, May 11, 2015 by Amy*

**Stats**

Makers of a new pain-relieving medication claim that it relieves chronic pain faster than the current top-selling pain reliever on the market. A double-blind experiment was conducted in which 10 people who experience chronic pain were randomly selected to take either the new ...
*Sunday, May 10, 2015 by Serena*

**math**

a locker combination has tow nonzero digits and digits can be used twice. the first number is 8.what is the probality that the second number is 8
*Sunday, May 10, 2015 by Anonymous*

**S.S**

The merrimack and the monitor changed naal warfare because they engaged in the first battle between A. metal covered ships B. wooden ships C. aircraft carriers D. ships carrying guns I say its B, please check.
*Sunday, May 10, 2015 by anonymous*

**Physics**

Laser light of wavelength 632nm is incident on a diffraction grating having 600 lines per mm. Determine the angular separation between the first and second order maxima
*Sunday, May 10, 2015 by Felicia*

**Algebraic Geometry **

A 33 kilometer bicycle race course is designed in the shape of a triangle. The first leg of the race is 5 km shorter than the second, and the third leg is twice the first. Find the distance of each leg of the race.
*Sunday, May 10, 2015 by Mo mi*

**Math**

A bag of five apples contains three ripe apples and two rotten apples. If a ripe apple is selected first, what is the probability that a second apple selected is rotten?
*Saturday, May 9, 2015 by Alyssa*

**Chem 100**

An electrochemical cell is made from two half cells. The first contains 1M hydrochloric acid above 1 atm Cl2gas (w/ a platinum electrode). The other half cell contains a solution of H2O2 above 1 atm of O2 (also with a platinum electrode). A spontaneous reaction occurs. a. ...
*Saturday, May 9, 2015 by Mall*

**math**

i started with the first charges: sqrt[2(20)(100))/0.05]. I don't know I'm doing right. Here the problem: Suppose you have a choice of three suppliers for footballs. the first charges $100 per delivery but won't deliver more than 200 at a time; the second charges $...
*Saturday, May 9, 2015 by grace*

**maths**

The 5th term of an arithmetic sequence is 11,12th term is 32.What are the first 3 terms?
*Saturday, May 9, 2015 by Anonymous*

**math**

the first and last term of an AP is a and l.show nth term from begining and nth term from end is a l
*Saturday, May 9, 2015 by ritika*

**Chemistry**

What is the pH, pOH, [H+] and [OH-] for a solution that contains 5.25 x 10^-3 moles of HCl dissolved in 3.25 L of water? I was gone the day my teacher explained this and I'm completely lost on what to do. An outline of steps needed to solve the problem would be helpful. ...
*Friday, May 8, 2015 by Joey*

**MATH**

Your original purchase price was $825.00 plus 7% sales tax. You enter into an agreement where the interest (12.5% APR) is waived for the first 12 months provided you make the required monthly payments; otherwise the interest is accrued from the date of purchase. You miss the ...
*Friday, May 8, 2015 by Sandra*

**analytical chemistry**

Any help is greatly appreciated 5mL of a solution A (unknown concentration) was transferred into sic 25mL volumetric flask. The following volumes of a standard solution of A with with a concentration 75ppm were added to the flask: 0mL, 0.5mL, 1mL, 1.5mL, 2mL, and 2.5L. The ...
*Friday, May 8, 2015 by Katy*

**English Ms Sue/Writeacher**

Which sentence is punctuated incorrectly? A.) When you get there, you will see him, of course. B.) Hey, Chris, do you want to watch the game on TV tonight? C.) Needless to say, nobody thought that her joke was particularly funny. D.) The story was, far too long and way too ...
*Friday, May 8, 2015 by Cassie*

**7th grade math (probability)**

I'm re-posting corrections originally from Wednesday in addition to new ones. Still not sure how to answer #4. 2. Edwin rolls a number cube and then spins a color from a color card (red, yellow, blue, green, white). What is the probability that he will roll an even number ...
*Friday, May 8, 2015 by Alexis*

**English**

I am "applying"(practicing writing resumes in english) for a leadership position at a local non profit and I am writing my cover letter, expressing why I want to serve as a president or marketing director. Though this is my first time taking on an exec position role ...
*Thursday, May 7, 2015 by Wendy*

**Calc/Precalc**

Find the derivatives of 1. ln[(2x^3⋅2e^x)] 2. xy = cot(xy) 3. y = cos(x^3 + 27) I don't really know where to start with these. The answer is (3+x)/(x) for the first, y/-x for the second, and 35. -3x^2 sin(x^3 + 27) but I have no idea how they got there. Thank you!
*Thursday, May 7, 2015 by Heather*

**Calculus**

Consider a differentiable function f having domain all positive real numbers, and for which it is known that f'(x)=(4-x)x^-3 for x>0. A. Find the x-coordinate of the critical point of f. Determine whether the point is a relative maximum, a relative minimum, or neither ...
*Thursday, May 7, 2015 by Sarah*

**LA The Ninny Help & Check answers please**

1. How do both employers first cheat their governess? The employers say they mad a note of the fact that the pay is 30 rubbles a month and not 40 ** The employers indicate that an agreement was made about losing pay for holidays The employers decide to deduct rubles from the ...
*Thursday, May 7, 2015 by Kenzie*

**History Check Please**

1. One reason Texans elected William Clements governor in 1978 was his (1 point) political experience. lack of political experience.* support for urban dwellers. association with the Democrats. 2. Workers in maquiladoras (1 point) receive low wages. receive high wages. are ...
*Thursday, May 7, 2015 by YOLO*

**Math- Sequences**

What are the first four terms of the sequence represented by the expression n(n-2)-3? -5, -2, 1, 4 -4,-3, 0, 5 3, 0, 3, 6 2, 0, 2, 4 I believe it's C?
*Thursday, May 7, 2015 by Juanito*

**Math**

i really dont understand. i tried figure out. i started with the first charges: sqrt[2(20)(100))/0.05} Suppose you have a choice of three suppliers for footballs. the first charges $100 per delivery but won't deliver more than 200 at a time; the second charges $100 also ...
*Wednesday, May 6, 2015 by Mirella*

**7th grade math (probability)**

I'm posting corrections from yesterday in addition to new ones. Still not sure how to answer #4. 2. Edwin rolls a number cube and then spins a color from a color card (red, yellow, blue, green, white). What is the probability that he will roll an even number and choose a ...
*Wednesday, May 6, 2015 by Alexis*

**social studies**

which statement best describes bollywood's way of making movies? a. bollywood films make use of modern technology to tell stories about twenty-first century india b. bollywood films draw from hindu epics to tell stories about heros,love, and adventure c. bollywood films ...
*Wednesday, May 6, 2015 by Cid*

**Fractions**

Paul's dad made a turkey pot pie for dinner on Wednesday. The family ate 4/8 of the pie. On Thursday, Paul ate 2/16 of pie for a snack. What fraction of the pie remains? Okay, so I added 4/8 and 2/16 and got 10/16. I would be able to complete the problem, but I don't ...
*Wednesday, May 6, 2015 by A Confused Kitty*

**calc (confused)**

A wedge is cut from a right circular cylinder of radius r by two planes, one perpendicular to the axis of the cylinder and the other making an angle (beta) with the first. Find the volume of the wedge by slicing perpendicular to the y-axis. Please show all steps and ...
*Wednesday, May 6, 2015 by beam *

**Socials**

How did the building of the transcontinental railway benefit the country? I know that First Nations were kicked off their farmland to make way for the building of the railway and for settlers(why would settlers need the land?). Why was the railway so important and does it some...
*Tuesday, May 5, 2015 by Lina*

**7th grade math (probability)**

1. Cmdr's coffee shop offers a coffee special with coffee syrups of vanilla, chocolate, and caramel. You can also choose between a latte, and cappuccino. How many different coffees can you make for the special? Ans: 6 (VLatte, ChocLatte, CLatte; VCap, ChocCap, CCap) 2. ...
*Tuesday, May 5, 2015 by Alexis*

**Easy math**

Question: Susie got the following scores for the first 18 holes of miniature golf: 3,4,2,1,4,4,2,3,4,3,2,1,2,3,3,5,4 and 3. If par for the first 18 holes is 45 strokes, is Susie's stroke total over, under, or equal to par? - Answer: do I add 18 by 45?
*Tuesday, May 5, 2015 by Tara*

**math**

Two boats leave a port at the sametime. The first travels at 15km/hr on a bearing of 135 degree. While the second travels at 2km/hr on a bearing of 63 degree . If after 2hours the second boat is directly North of the first boat, calculate their distance apart.
*Tuesday, May 5, 2015 by Anonymous*

**Reading**

In both "Miracles" and "in Just—," the poets use images that appeal to the senses. In a paragraph, compare the use of imagery in the two poems. First, present images in each poem that appeal to the senses of sight, sound, and touch. Then, state at ...
*Monday, May 4, 2015 by Shawn*

**English**

I need a comparison for saying I love you for the first time and an explanation for it.
*Monday, May 4, 2015 by Anne*

**Math**

A toy rocket is launched with an initial velocity of 180 m/s. The height of the rocket, in metres, can be modelled by h = –5t2 + 180t, where t is the time in seconds the rocket is in the air. How long will the rocket stay above a height of 1000 m Answer: 22.3 s The answer...
*Monday, May 4, 2015 by Anonymous*

**American Goverment**

Samuel P. Huntington defined “creedal passion periods” as periods when Americans (Points : 1) demand redistribution. seek to find new values. return to first principles. demand smaller government.
*Monday, May 4, 2015 by Christopher*

**Socials**

I am writing an essay for socials and the topic is: To what extent was the treatment of First Nations by the Canadian government justified? So far, I plan to explain both sides but lean more to the unjustified side(2 body paragraphs on that). My points are: the treaties and ...
*Monday, May 4, 2015 by Lily*

**Math 222**

This is the second part to my first question A quadratic function Graph the function g(x) = 4 − x2, and state the domain and range. Solution We plot enough points to get the correct shape of the graph. See Fig. 11.10 for the graph. The domain is (−‡, &#...
*Monday, May 4, 2015 by Tika-PLEASE HELP*

**history**

what was the main benefit of the factory system? a. it cut cost's and made workers more efficient b. it gave people their first chance too support themselves c. it reduced pollution caused by family-based power sources d. it increased the value of the workers and as a ...
*Monday, May 4, 2015 by PLS HELP*

**physics**

Find the total change in the internal energy of a gas that is subjected to the following two-step process. In the first step the gas is made to go through isochoric heating until it gains 5963 J and its pressure is 3.12 105 Pa. In the second step it is subjected to isobaric ...
*Monday, May 4, 2015 by Anonymous*

**math**

Joe starts a gym. In the first year, 300 people join. If the membership grows at an annual rate of 4%, how many members will there be after 5 years?
*Monday, May 4, 2015 by Anonymous*

**math functions**

1. Find the next three terms in the sequence. 30,22,14,6… a. -3,-12,-21 b. -1.-8,-15 c. -1,-2, 3 d. -2,-10,-18 2. Write a rule for the sequence. 4,8,16,32,….. a.Start with 4, and multiply by 2 repeatedly. b.Start with 4, and add 8 repeatedly. c.Start with 4, and add ...
*Monday, May 4, 2015 by Umacblackbelt*

**Math 222**

This is the second part to my first question A quadratic function Graph the function g(x) = 4 − x2, and state the domain and range. Solution We plot enough points to get the correct shape of the graph. See Fig. 11.10 for the graph. The domain is (−‡, &#...
*Monday, May 4, 2015 by Tika-PLEASE HELP*

**calc (please help)**

A wedge is cut from a right circular cylinder of radius r by two planes, one perpendicular to the axis of the cylinder and the other making an angle (beta) with the first. Find the volume of the wedge by slicing perpendicular to the y-axis. Please show all steps Note: this is ...
*Sunday, May 3, 2015 by beam*

**Algebra **

Robert needs to cut for shelves from a board that is 2.5 m long. the second shelf is 18 cm longer than twice the length of the first shelf. the third shelf is 12 cm shorter than the first shelf. the remaining shelf is 4 cm longer than the first shelf. if Robert must use the ...
*Sunday, May 3, 2015 by Anonymous*

**Calculus**

A wedge is cut from a right circular cylinder of radius r by two planes, one perpendicular to the axis of the cylinder and the other making an angle (beta) with the first. Find the volume of the wedge by slicing perpendicular to the y-axis. Please show all steps
*Sunday, May 3, 2015 by Beam*

**Math. first and last repost. please help**

Find the function that has the greater rate of change As x increases by 1, y increases by 3. The graph has a line and 3 dots. the dots are labeled- x: -1 | 0 | 1 y: 0 | 2 | 4 A. the slopes are equal B. the graph has a greater slope C. the function rule has a greater slope**** ...
*Sunday, May 3, 2015 by Anne *

**math**

which function has the greater rate of change? x-axix: -1 | 0 | 1 | 2 | y-axis: 0 | 1 | 2 | 3 | the graph has a line and 3 dots on the line. the first dot is 0, -1 the second dot is 0, 1 the third dot is 1, 2 A. the rates of change are equal B. the graph has a greater rate of ...
*Sunday, May 3, 2015 by Anonymous *

**trigonometry**

1) Find the exact value of the expression: tan−1(tan(−120651/47π))... How do you find Tan(-120651/47pi)? I don't know how to find exact values, if it's not a recognizable value. 2)Find a simplified expression for tan(sin−1(a/5))... Because...
*Sunday, May 3, 2015 by Dan*

**math**

stuck on this problem. i started with x-2y+4z=23. here is the problem: Three men, each having denarii, found a purse containing 23 denarii. The first man said to the second, “If I take this purse, I will have twice as much as you.” The second said to the third, “...
*Sunday, May 3, 2015 by Mirella*

**ANT101 **

Sir Edward Burnett Tylor’s concept of survivals is best defined by which of the following? (Points : 1) Cultural traits change the least because they are the means by which a society copes with its environment. Primitive cultures have avoided extinction as more complex ...
*Saturday, May 2, 2015 by Anonymous*

**Chemistry**

H2 (g)+I2 (g)↔2HI(g) Calculate ΔG for the system at 700 K when the concentrations are [H2] = 0.12M, [I2] = 0.27M, and [HI] = 0.118M. What would be my first step? If I make an ICE chart, what would I do from there? I just need the first step to help me out :( THANKS!
*Saturday, May 2, 2015 by Robby*

**Physics Help Please --- Telescope **

An astronomical refracting telescope is made from two lenses. the objective lens has a focal length of 114 cm, and the eyepiece lens has a focal length of 17 cm. a) What is the total length of the telescope? b) What is the angular magnification of the telescope? c) What is the...
*Saturday, May 2, 2015 by Tanya*

**Chemistry**

A drug is eliminated from the body in a first-order reaction with a rate constant of 7.6 x 10-3 / min at 37 oC. A patient is given 20 mg of this drug. What mass of the drug remains after 5 hours?
*Saturday, May 2, 2015 by lawerence*

**Statistics**

SAT scores are distributed with a mean of 1,500 and a standard deviation of 300. You are interested in estimating the average SAT score of first year students at your college. If you would like to limit the margin of error of your 95% confidence interval to 25 points, how many...
*Saturday, May 2, 2015 by Sara*

**Introduction to business**

2. Ida works on creating ways to ensure that customers receive goods at the right time and correct location. Ida is involved in her firm's ________ strategy. A. pricing B. transportation C. product D. promotion 3. Mario is part of a strategic planning team. He has ...
*Friday, May 1, 2015 by tony*

**Social Studies**

How did changes in society caused by world war 2 affect blacks? A. Public schools were desegregated during the 1940s B. Black soldiers returning from war no longer encountered discrimination C. For the first time blacks were needed for factory work*** D. Units such as ...
*Friday, May 1, 2015 by Anonymous *

**Math HELP! Ms.Sue**

Gather a set of data. Choose a small sample, between 10 and 20 pieces of data, and a simple value to measure, such as the ages of visitors in a park, or the number of text messages each person in your family receives in one day. Choose a display for your data, such as a ...
*Friday, May 1, 2015 by Anon101*

**ANT101 **

"In most situations, the first-born male has priority to inherit the chieftainship (primogeniture)" (Nowak & Laird, 2010, p. 177). Suppose you write the following in a post/paper: In most cases, the first-born male has priority to inherit the chieftainship (Nowak & ...
*Friday, May 1, 2015 by Anonymous*

**ANT101 **

Which one of these is not the best way to provide in-text citation? (Points : 1) According to Jones (1998), "Students often had difficulty using APA style, especially when it was their first time" (p. 199). According to Jones (1998), the first time is the hardest ...
*Friday, May 1, 2015 by Anonymous*

**chemistry**

Three gases (8.00 g of methane, CH4, 18.0 g of ethane, C2H6, and an unknown amount of propane, C3H8) were added to the same 10.0-L container. At 23.0 ∘C, the total pressure in the container is 4.50atm . Calculate the partial pressure of each gas in the container. Express...
*Friday, May 1, 2015 by liz*

**Math (pleaseplease help)**

Rolinda's first five Spanish test scores are 85, 85, 60, 62, and 59. a. Find the mean, median and mode of the scores. Round to the nearest tenth, if necessary.* b. Which of these measures best supports Rolinda's claim that she is doing well in her Spanish class? c. Why...
*Friday, May 1, 2015 by Caleidoscope*

**Advanced Functions**

Prove (sin4x)/(1-cos4x) = cotx - 1/2(cscxsecx) Please help me get started on this question... I'm at a lost as for what to do first....
*Thursday, April 30, 2015 by Sarah*

**math**

The cost of a minibus was Shilling 950,000. It depreciated in value by 5% per year for the first two years by 15% per year for the subsequent years. (a) Calculate the value of the minibus after years (b) After 5 years the minibus was sold through a dealer at 25% more than its ...
*Thursday, April 30, 2015 by kudu*

**Chemistry**

I need help on my chem lab... I need to give you background info so you know how to help me.. Data Sheet: Specific gravity of distilled water Temp of distilled water = 20 C Specific gravity: 1.0000 or 1.000 (according to hydrometer used) sugar solution 1 : mass 18.01 g volume ...
*Thursday, April 30, 2015 by Jennie*

**s.s**

All persons born or naturalized in the united States and subject to the jurisdiction thereof, are citizens of the United States and of the state wherein they resize. No state shall make or enforce any law which shall abridge the privileges or immunities of citizens of the ...
*Thursday, April 30, 2015 by Anonymous *

**Chemistry Dr. Bob**

I need help on my chem lab... I need to give you background info so you know how to help me.. Data Sheet: Specific gravity of distilled water Temp of distilled water = 20 C Specific gravity: 1.0000 or 1.000 (according to hydrometer used) sugar solution 1 : mass 18.01 g volume ...
*Thursday, April 30, 2015 by Jennie*

**Math Check**

Let’s say you have a bedroom drawer that contains about 2 red socks, 4 white socks, and 8 blue socks. Without looking in the drawer, you pick out a sock, take it back, and then pick out a second sock. What could the probability be if the first sock is white and the second...
*Thursday, April 30, 2015 by Steffi*

**Math**

1.) What is the formula for the nth term of the arithmetic sequence that has a common difference of 8 and a first term of 4? 2.) What is the formula for the nth term of the geometric sequence that has a first term of 2 and a ratio of 3?
*Thursday, April 30, 2015 by Jamie*

**Chemistry**

I need help on my chem lab... I need to give you background info so you know how to help me.. Data Sheet: Specific gravity of distilled water Temp of distilled water = 20 C Specific gravity: 1.0000 or 1.000 (according to hydrometer used) sugar solution 1 : mass 18.01 g volume ...
*Thursday, April 30, 2015 by Jennie*

**English**

I'm writing an essay about poetry. My thesis is how literal language used in poetry create more still and concrete image, while poetry that uses figurative language proves more feeling. I just have no idea how to start my introductory paragraph. What do I first say in the ...
*Wednesday, April 29, 2015 by Annonymous *

**Math Help**

Hi! I need help with these two questions. Thanks! 1.) Look for the first four terms for the following sequence below. an=n(n^2-6) 2.) For this question, remember that your answer has to begin with the second term of the following sequence. Look for the next four terms of the ...
*Wednesday, April 29, 2015 by Tori*