Questions Asked on
November 19, 2013

statistics
A data set includes body temperatures of healthy adult humans for which x= 98.2 and s=0.64 F. Complete parts a) and b) below a) what is the best point estimate of the mean body temperature of all healthy humans? The best point estimate is F. b) Using the
asked by anonymous 
statistics
In a study designed to test the effectiveness of magnets for treating back pain, 40 patients were given a treatment with magnets and also a sham treatment without magnets. Pain was measured using a scale from 0 to 100. After given the magnet treatments,
asked by Sharie 
chemsitry help again please
Write the formula of the conjugate base for acid HClO2 .
asked by chelsea 
Physics
A woman on a bridge 75.0m high sees a raft floating at a constant speed on the river below. She drops a stone from rest in an attempt to hit the raft. The stone is released when the raft has 7.00m more to travel before passing under the bridge. The stone
asked by Bob 
Trig  Law of sines and cosines
ABC is an equilateral triangle with side length 4. M is the midpoint of BC, and AM is a diagonal of square ALMN. Find the area of the region common to both ABC and ALMN. I drew the diagram but I don't know how to find the answer? I think it has something
asked by Sam 
English (phrasal modals)
Zach used to work at an independent record label. Negotiating could be exciting, but he was supposed to slant everything in the label’s favor. Some reps used questionable tactics. He couldn’t look at himself in the mirror if he treated people like
asked by Claire 
math
Two thirds the sum of 30 and a number is 26.
asked by Davina 
chemistry
Hydrogen gas can produced by the reaction between metallic aluminum and aqueous hydrochloric acid 2Al+6HCl2AlCl3+3H2 Hydrogen gas produced by this reaction is typically collected via water displacement, during which time the hydrogen gas becomes
asked by shadow 
Engish
The weather is the condition of the atmosphere in one area at a particular time, for example if it is raining, hot of windy. (In this sentence can we use ' whether' instead of 'if' after 'for example' to have the same meaning?) English  Writeacher,
asked by rfvv 
Math
Suppose that it takes Sally 3 hours to mow, and it takes Tom 4 hours to mow the same lawn; Tom's mower is less powerful than Sally's. Without using algebra determine how long it would take Sally and Tom to mow the lawn if they worked together using both
asked by Nicholle 
cal
Evaluate dy/dt for the function at the point. y√x+1 = 12; dx/dt = 8, x=15, y=3
asked by tony 
chemistry
The letters CHEMISTRY were spray painted in blue paint on the snow. After a while the sun comes out and the snow under the blue paint melts while the snow around the letters do not. Why did the snow under (rather than around) the blue paint melt?
asked by Heather 
Check my answers 6 ?s Physics
What is a free body diagram? (Points : 1) a drawing of an object in free fall a diagram showing all the forces acting on an object but not its surroundings
asked by Gianna 
Math
How many integer palindromes are between 10,000 and 70,000 and how many of those are even?
asked by Jared 
math
On a map of the Fox River, 1 centimeter represents 6.5 kilometers. If a trail by the river is actually 26.65 kilometers long, what is the length of the river on the map?
asked by nancy 
Chemistry
A student ran the following reaction in the laboratory at 327 K: CH4(g) + CCl4(g) 2 CH2Cl2(g) When she introduced 4.07E2 moles of CH4(g) and 7.57E2 moles of CCl4(g) into a 1.00 Liter container, she found the equilibrium concentration of CH2Cl2(g) to be
asked by Jessica 
Health (Ms. Sue)
Compare the effects of stimulants, depressants, opiates, and hallucinogens on the body and behavior. A: 6. Depressants slow down a person’s behavior and the part of the central nervous system, which leads to symptoms such as drowsiness, relaxation,
asked by Anonymous 
math
when invested at an annual interest rate of 4.7% an account earned 1290.33 of simple interest in 3 years how much money was originally invensted
asked by Anonymous 
PreCalculus
The graph of f(x)= (x^2  11x + 18)/(x9) consists of a line and a hole. Find the equation of the line and the coordinates of the hole. I really have no idea how to do this. I tried factoring it and ended up with (x2), but I don't know how that helps me.
asked by Ann 
statistics
A data set includes 108 body temperatures of healthy adult humans for which x is 98.2 degrees and s is 0.64 degrees. What is the best point estimate of the mean body temperature of all healthy humans?
asked by Shar 
Statistics
Create a null hypothesis for the following research questions: a. What are the differences between emergency room shifts on medication errors? b. On a clinical trial of a new drug, what will be the effects over a currently used drug?
asked by Anonymous 
algebra
suppose you invest a certain amount of money n an account that pays 11% interest annually, and 4000 more than that in an account that pays 12% annually, How much money do you have in each account id the total interest for a year is 940
asked by Anonymous 
Social Studies
Which of the following is most likely a piece of modern Chinese state propaganda? a. a short film promoting the Cultural Revolution. b. a statue showing the modern thinker Confucius. c. a poster supporting the onechild policy. d. a website giving
asked by Anonymous 
English
Pick the correct letter for the analogy below. Please correct me if I'm wrong!! meditation: church:: A. calibration: math B. skating: rink C. watch: time D. collaboration : army Is it A?
asked by Hannah 
World History
For my research project, I need to choose an absolute monarch. I want to do one on a monarch/emperor/king from Vietnam because I have Vietnamese origins and am interested in learning more about its history. Is there any well known Vietnamese absolute
asked by Allie 
parts of speech
Which verb tense indicates continuing action? A. Present B. Past perfect C. Future D. Progressive
asked by Tricia 
Chemistry
How many moles of CaCl2 are produced when this reaction is started with 4.70 grams of chlorine gas?
asked by Elizabeth 
English
1. He was excited to hear the news. 2. He was excited that he heard the news. (Are both the same? Or does #1 mean #22 as follows?) 22. He was excited that he would hear the news. 3. He was excited to watch the game. 4. He was excited that he watch the
asked by rfvv 
algebra 2
15 seconds after the buzzer, the teacher still has 135 meters to go to the finish line. 32 seconds after he left the starting line, the teacher has only 50 meters more to run. 22 seconds after the buzzer, Usain is 189 meters from the finish line. 36
asked by Anonymous 
math 115
Let x be a continuous random variable that follows a normal distribution with a mean of 200 and a standard deviation 25. Find the value of x so that the area under the normal curve between ì and x is approximately 0.4798 and the value of x is greater than
asked by louise 
chemistry
In the following reaction, how many liters of carbon dioxide, CO2, measured at STP, would be produced from the decomposition of 143 g of magnesium carbonate, MgCO3? MgCO3MgO+CO2
asked by shadow 
Chemistry
Name the straightchain alkane that is a constitutional isomer of 2,4dimethylhexane. Pls help
asked by Mx 
maths
A person drives 500 km in 6 months. How many km will that person drive in 3 years?
asked by fai 
English (concrete nouns)
Read the passage below and answer the following question: Zach enjoyed biking to his job at Bistro Café. The early morning ride gave some serenity to his hectic schedule. Opening the restaurant allowed him to get everything ready before the rest of the
asked by Lauren 
Geometry (math)
Suppose line p is perpendicular to line s and line q is perpendicular to line s. are p and q parallel under all circumstances? Draw a figure to illustrate your answer . I doubt if we can post pictures on this,because my question asks to draw a figure.I
asked by Naila dar 
statistics
A group of 49 randomly selected construction workers has a mean age of 22.4 years with a standard deviation of 3.8. According to a recent survey, the mean age should be mu=21.9. Test this hypothesis by constructing a 98% confidence interval for the
asked by Cheryl 
English
Read the passage below and answer the question: Jack: I’ll be there in 20 minutes. I’m stopping at the store to pick up some batteries. Do you need anything? Mike: Will you buy some coffee for me? I’ll pay you back when you get here. Which statement
asked by Dave 
Social Studies (History)
What message does The New Colossus convey to wouldbe immigrants?
asked by Nicole 
algebra
i need help: A national achievement test is administered annually to 9th graders. The test has a mean score of 100 and a standard deviation of 15. If John’s zscore is 1.20, what was his score on the test?
asked by mufasa 
English
Pick the correct letter for the analogy below. Please correct me if I'm wrong!! toe: foot:: A. nose: face B. hand: arm C. finger: hand D. limb: tree
asked by Hannah 
English
Pick the correct letter for the analogy below. Please correct me if I'm wrong!! A. thermometer: heat B. barograph : stocks C. seismograph : tremors D. telegraph: sound Is it B?
asked by Hannah 
English
Pick the correct letter for the analogy below. Please correct me if I'm wrong!! thermometer: heat:: A. monograph: books B. barograph : stocks C. seismograph : tremors D. telegraph: sound Is it B?
asked by Hannah 
News
Hi I need help determining the significance and impact of this story from fox news Nancy Pelosi defended her rhetoric leading up to a passage of the 2010 health care law while seeking to minimize the reports to unrest in her caucus and the potential for
asked by Blaze 
6th grade math
Can you check this problem, please? n/((3/4))=5/9 Ans: multiply both sides by (3/4) n = 5/9 * 3/4 n = 15/36 n = 5/12
asked by Alex 
math
using your answer to the question above what is the net dollar amount of that rose order?
asked by belinda harris 
Advanced Functions
x and y represent two angles in standard position. x has its terminal arm in the first quadrant and y has its terminal arm in the third quadrant. If cosx=5/13 and cosy = 5/13 then find the value of 2sinx+2siny+2cosx2tanx+tany+2cosy
asked by Sara 
MATH
This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS).
asked by PEBBLES 
PRECALCULUS
Solve the equation in the indicated domain. 1. 2cos^2 x5cos x +2=0 x E[0,360) 2. sin^2 x+5 sin x +6=0 x E[0,360)
asked by Anonymous 
Chemistry
How many of O is in the formula 4Cu(OH)2 ? (The 2 is the subscript)
asked by Anonymous 
Dau
2. A sample of a gas occupied a volume of 1.40 liters when the pressure was 768 torr and the temperature was 26.9 °C. The volume of the system was readjusted to 2.16 liters by changing the temperature. What was the temperature in the system?
asked by Noura 
physics
Two blocks are connected by a string over a frictionless, massless pulley such that one is resting on an inclined plane and the other is hanging over the top edge of the plane. The inclined plane is inclined at an angle of 37 degrees. The hanging block has
asked by Haff 
Trigonometry/Geometry
In most geometry courses, we learn that there's no such thing as "SSA Congruence". That is, if we have triangles ABC and DEF such that AB = DE, BC = EF, and angle A = angle D, then we cannot deduce that ABC and DEF are congruent. However, there are a few
asked by Sam 
tech
when you save documents it is important to check the ___ at the top of the navigation window to insure you are saving the file in the correct location
asked by Anonymous 
algebra
What is 499.7915099 million dollars
asked by Anonymous 
Advanced Functions
Determine an expression using trigonometric ratios of special angles that simplifies to an answer of sqrt3/2. Use three different angles.
asked by Sara 
Science
What causes a diet coke to float and a regular coke to sink in water??
asked by 
statistics
You randomly choose 16 unfurnished onebedroom apartments from a large number of advertisements in your local newspaper. You calculate that their mean monthly rent is $613 and their standard deviation is $96. Does this SRS give good reason to believe that
asked by arshi 
Advanced Funtions
Are there any angles x and y that satisfy sin(x+y)= sinx+siny? Use an example to explain your answer.
asked by Sara 
English  concrete nouns
Is there anyway a sentence can be written to portray the word "job" as a concrete noun? Or is "job" always going to be an abstract noun?
asked by Anthony 
English
1. This book was the most helpful for my homework. 2. This book was most helpful for my homework. 3. Tom is the youngest of his brothers. 4. Tom is youngest of his brothers. 5. He is the tallest in his class. 6. He is tallest in his class. (Which one is
asked by rfvv 
literature
I have one more confusing question regarding this. And Thank you Ms.Sue for answering the last question! Franklin's humor in Witch Trial at Mt. Holly depends upon the belief that... a)the belief that religion takes precedence over science b)the belief that
asked by jason 
Calculus
Given f''(x)= 4sin(2x) and f'(0)=4 and f(0) =6. Find f(pi/2)
asked by JAYZ 
Language Arts question
Identify the simple predicate in the sentence below. This bestselling novel is unavailable for the next three weeks. (1 point) Is*** Is unavailable for the next three weeks novel Correct?
asked by Gabby 
Two Grammar Questions
1. I don’t want to let go; I love this thing.> Is the semicolon used correctly? 2. "Why does that need to happen," asked my friend.> Do I need a question mark in the quotes or is the comma used correctly?
asked by Anonymous 
Maths
D(5)= 50e^2 How would I solve it from here?
asked by Eren Jaeger 
math
What fraction is greater using approximation 13/30 or25/41
asked by sky 
Math Help
This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS).
asked by Tina 
math
What fraction is greater using approximation 13/30 or25/41
asked by sky 
Health (Ms. Sue)
How does experimentation lead to drug addiction?
asked by Anonymous 
US History
What level of public support or criticism did President Eisenhower earn as a result of the way he handled communist threats? How did the criticism bolster or hinder his presidency?
asked by Uzair 
English
1. This book was most helpful for my homework. 2. This book was the most helpful for my homework. (Which one is grammatical? Do we have to use 'the' or not in this case?) Q: How do we pronounce 'helpful'? (It's a little difficult to pronounce...Thank you
asked by rfvv 
MATHS
24 1c coins are set out in a row on a table Then every 2nd coin is replaced by a 2c coin every 3rd coin is replaced by a 5c coin every 4th coin is replaced by a 10c coin every 5th coin is replaced by a 20c coin every 6th coin is replaced by a 50c coin and
asked by LARA 
English
1. This book was most helpful for my homework. 2. This book was the most helpful for my homework. (Which one is grammatical? Do we have to use 'the' or not in this case?) Q: How do we pronounce 'helpful'? (It's a little difficult to pronounce...Thank you
asked by rfvv 
Spanish Help please
1. Mis padres piensan comprar un televisor muy grande con _____ para la sala de estar. A. un tostador B. un estante C. control remoto D. un bombillo I said B 2. ¿Por qué no vas a lavar la ropa hoy? No puedo porque no ____ la lavadora. A. conserva B.
asked by Eri Uchi 
Science
If a galaxy is 1,000 Mpc away, how fast isit recending?
asked by Harold 
Chemistry
If 5.0 grams of Zinc were added to 35.0 grams of H2SO4, how many grams of hydrogen gas would be evolved?
asked by Elizabeth 
Physics
A 1.6 kg mass and a 6 kg mass are connected by a massless string over a pulley that is in the shape of a solid wheel having a radius 0.13 m and mass 5.5 kg. Determine the linear acceleration of the blocks.
asked by Mann 
social science
formulate a 3 stage hypothesis from "How have Asia's achievments broadened our understanding of the influence of our neighbours ?" 1. The great wall od china is a famous tourist destination toAustralians as it helps us understand the Chinese culture and
asked by cate 
brief calc
evaluate the integral using integration by parts 7xe^x
asked by kyle 
algebra 2
A cafeteria has 5 turkey sandwiches, 6 cheese sandwiches, and 4 tuna sandwiches. There are two students in line and each will take a sandwich. What isthe the probability that the first student takes a cheese sandwich and the next student takes a turkey
asked by hannah 
math
You randomly choose 16 unfurnished onebedroom apartments from a large number of advertisements in your local newspaper. You calculate that their mean monthly rent is $613 and their standard deviation is $96. Does this SRS give good reason to believe that
asked by arshi 
Scence
the average temperature of the universe is 2.7 Kelvin. What temperature in degrees Fahreneit?
asked by Harold 
English
Jaycee______ himself yesterday when he ran into the goal post. A. Hurt B. Hurted
asked by Maria 
physics
a gocart with a mass of 47.0kg is accelerating at a rate of 4.50m/s^2. What net external force is being applied to the gocart?
asked by america 
English
1. You need to take a warm jacket. 2.  I know. 3.  I see. (What is the difference between #2 and #3 in answer?)
asked by rfvv 
Child Develpoment
I'm writing an essay/interview on my partner. Is the word neglected a right way to describe how you would think she felt. By the fact that she was dressed as a boy. I was the first girl after my brothers. My mom went crazy with the dresses that she had
asked by Lilly 
physics
A person puts a suitcase of mass 10.9 kg into a van, moving the suitcase a total distance of 0.90 m: 0.60 m up and 0.30 m horizontally. How much work is done by the person?
asked by Anonymous 
math
write the multiplication represented by the partial products. then write the product. 1. 800+280+60+21 2.600+40+180+12 3.2000+280+300+42 4.3600+300+300+25 5.2100+560+0+0 6.7200+270+320+12
asked by krahman4 
Physics
A container holds 1.3 mol of gas. The total average kinetic energy of the gas molecules in the container is equal to the kinetic energy of a 6.6x103 kg bullet with a speed of 670 m/s. What is the Kelvin temperature of the gas?
asked by Carl 
math
how to graph xy=1 and x+2y=6
asked by Anonymous 
Science
If you are traveling 93,000 miles per second, and you needed to travel 620 trillion miles, how long would it take you?
asked by Harold 
USHISTORY
List ways Woodrow Wilson disappointed people in the area of civil right...
asked by DROSP 
physics
Water flows at 0.860m/s from a hot water heater, through a 450kPa pressure regulator. The pressure in the pipe supplying an upstairs bathtub 3.70 m above the heater is 414kPa. What's the flow speed in this pipe?
asked by sandra 
physics
How big would a spherical helium balloon have to be to lift a 70kg person? The mass of the balloon's skin is 4.0kg
asked by sandra 
algebra 2
15 seconds after the buzzer, the teacher still has 135 meters to go to the finish line. 32 seconds after he left the starting line, the teacher has only 50 meters more to run. 22 seconds after the buzzer, Usain is 189 meters from the finish line. 36
asked by reneet47 
Trig
sin^2(34)+sin^2(48)+sin^2(56)+sin^2(42)
asked by Cam 
physics
Find the distance by which a 42cm diameter, 9.4m tall concrete column is compressed when it supports a 12900kg load
asked by sandra 
socials
What information is presented? How reliable is this information
asked by harram 
BioLoGY___PLZ HELP
In the moss plant,the sporophyte is sometimes referred to ad a 'semiparasite'. Explain why this is so?
asked by OwamIII 
Math
Using the linear equation y = 3x + 5, complete the table of values (TChart) and choose the correct graph. X = 2 Y = _ X = 1 Y = _ X = 0 Y = _ X = 1 Y = _ X = 2 Y = _
asked by Alan 
math
Integers a,b,c,d and e satisfy 50
asked by Yasin 
Physics
calculate the acceleration of this system, assuming that there are no frictional forces between the table and Block A. Block A is sitting on a table connected by a rope to a pulley system and Block B is hanging off the table connected to the rope from the
asked by JR 
chemistry
if the %m/m of a solution of NaCl is 22%, how may grams of NaCl are present in 250g of solution?
asked by lisa 
Physics
A 400 gram block slides down a 30 degree incline from rest and reaches the bottom with a speed of 4.50 m/s. If the height through which the block falls is 2.0 meters, find the average frictional force that acted on the block.
asked by Ashley 
geometry
point g is the centroid of triangle ABC find value of x, FG=x+8 and AF=9x6
asked by Flash 
Geometry
triangle HJK with median HN, JL, and KM and centroid P 1)PN=?HN 2)PL=?JP, KP?KM
asked by Flash 
Chemistry
A student ran the following reaction in the laboratory at 651 K: 2 NH3(g) N2(g) + 3 H2(g) When she introduced 8.75E2 moles of NH3(g) into a 1.00 Liter container, she found the equilibrium concentration of H2(g) to be 0.119 M. Calculate the equilibrium
asked by Jessica 
Social Studies (History)
What significance does Emma Lazarus' choice of complex language have in her poem?
asked by Nicole 
Math Questions
1.) You have $22 in your bank account, and you deposit $11.50 per week. Your cousin has $218 in his bank account and is withdrawing $13 per week. The graph of this problem situation intersects at x=8. What does this mean? A. In 8 weeks, you will have
asked by Lorri 
Chemistry
A student ran the following reaction in the laboratory at 650 K: H2(g) + I2(g) 2 HI(g) When she introduced 0.204 moles of H2(g) and 0.229 moles of I2(g) into a 1.00 Liter container, she found the equilibrium concentration of I2(g) to be 5.77E2 M.
asked by Jessica 
math
Jim is putting up fence posts around a rectangular garden. He used 50 posts and placed them 2 feet apart. The length of the garden is 30 feet. What is the perimeter of the garden? What is the area of the garden? thanks
asked by ava 
Statistics, epidemio
Im a medical student and i need to evaluate the Association between depression to cardiovascular disease. 1. what Type of Research Studies makes sense to do? 2.Design (Study period, epidemiological approach...) 2. Who are the participants in study and how
asked by ana vera 
Physics
Two spheres of equal mass are thrown against a wall with equal velocities. One sphere rebounds with 75% of its original speed, while the other sticks to the wall. Which imparted a greater impulse to the wall, the sticky ball or the rebounding ball? Justify
asked by Ashley 
Chemistry
Nitrate salts containing metal ions with the following electron configurations are added to water to make a solution. Predict whether the salt solution will be colored or colorless and explain the reasoning. a. [Kr]4d10 b. [Ar]3d3
asked by Anonymous 
Math
if takes bob 40 mins to type 6 pages how many pages can bob take type in 2.5 hours
asked by Teresa 
Chemistry
The most chemically reactive metal elements are the alkali metals. They react spontaneously with water or other substances in the atmosphere and must be stored under oil. a. What type of reactions will these metals undergo? b. Explain why these metals are
asked by Heather 
Chemistry
(a) Which of the following are requirements for anionic polymerization? A double bond End groups which can react by releasing a small molecule A strong base to initiate the reaction A strong acid to initiate the reaction An electronwithdrawing
asked by Anon 
Chemistry
Using the heats of formation, determine what the heat of vaporization of water should be. Heat of formation of water: 248.8 kJ/mol The chemical reaction: 2CH4 + 3O2 => 2CO + 4H2O (balanced)
asked by rinchan 
Physics
The brick wall (k=0.80 W/m°C) of a building has 4.0 m X 10.0m dimensions and 15cm thick. How much heat in joules flows through the wall in 12hour period when the average inside and outside temperatures are 20°C and 50°C?
asked by Unkown_12345 
maths
A community college has 2,000 students and 50 instructors. Next year the enrollment will be 6,000. How many new instructors should be hired if the college wants to keep the same student to instructor ratio?
asked by fai 
Math/Science
If it is 587 quadrillion miles across our galaxy and you are traveling at 93,000 miles per second, how long will it take you to go across it?
asked by Harold 
Phyics
Three moles of an ideal monatomic gas are at a temperature of 396 K. Then 2438 J of heat is added to the gas, and 897 J of work is done on it. What is the final temperature of the gas?
asked by Carl 
Physics
Three moles of an ideal monatomic gas are at a temperature of 396 K. Then 2438 J of heat is added to the gas, and 897 J of work is done on it. What is the final temperature of the gas?
asked by Carl 
world history
Which of the following is true of the Antarctic Treaty System? A. It bans commercial mining in Antarctica. B. It's actually the Society for the Geographic Exploration of Antarctica. C. It was established specifically to enforce ecological regulations. D.
asked by Brianna 
Physics
A juggler tosses a 0.4kg ball straight up at 8m/s, and then catches it at the same height . a. determine the acceleration on the way up and down b. determine the total amount of time spent in the air by the ball. (hint: you know the displacement)
asked by Jake 
algebra 2
(This homework question was removed due to a copyright claim submitted by NNDS.) I messed this up when I asked earlier is the right answer 3/4 ..please let me know
asked by hannah 
Physics
A juggler tosses a 0.4kg ball straight up at 8m/s, and then catches it at the same height . a. determine the acceleration on the way up and down b. determine the total amount of time spent in the air by the ball. (hint: you know the displacement)
asked by Jake 
Social studies
(respost) I chose the Airplane and I know that it was invented by the Wright brothers etc. But what I don't know what to write a paragraph on is "Describe the social impact the invention had on society". Please help! I really stuck here :? yes, thank you
asked by Katy 
Biochemistry
A protein sample is diluted 5fold before measuring the protein concentration in a protein assay. In the protein assay, the concentration of the diluted protein is determined to be 0.27 mg/mL. What is the concentration of the original protein sample?
asked by S 
chemistry
In the following reaction, how many liters of carbon dioxide, CO2, measured at STP, would be produced from the decomposition of 143 g of magnesium carbonate, MgCO3? MgCO3MgO+CO2
asked by pip 
English
Which word fits these sentences? A Persian rug with beautiful patterns lay/laid on the floor. I think lay for present tense? The temperature has raised/risen four degrees in the past hour. I think risen because there is no object?
asked by Kelly 
Math
This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS).
asked by Lana 
Social Studies (History)
Is this a good journal entry for an Italian immigrant who came to America to New York? My family is made up of italians, i wanted to migrate to the Americas because my mother and father have died from a sickness no one could cure. It was hard for my
asked by Nicole 
Math Help
1.) You have $22 in your bank account, and you deposit $11.50 per week. Your cousin has $218 in his bank account and is withdrawing $13 per week. The graph of this problem situation intersects at x=8. What does this mean? A. In 8 weeks, you will have
asked by Richard 
PreCalculus
What is the equation of the line passing through (4, 2) and perpendicular to the line passing through the points (9,7) and (11,4)? Here's what I did: (74)/(911) = 3/2 y2= (2/3)(x4) y2=(2x/3) + (8/3) y = (2x/3) + 14/3 but the answer key says that
asked by Ann 
algebra
Determine whether the statement is true/ false 1. Traveling 10 miles in 2 hours is same as traveling 4 miles in one hour 2. If two triangles are similar, the length of their sides are the same 3. x/12 = 4/24. Then x=2 Multiple Choice. Choose the best
asked by Sharon 
Math questions
This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS).
asked by Pebbles 
physics
What are the decibels 917m away from a 35.5 W sound source?
asked by Sara 
Social Studies (History)
What does The New Colossus indicate about changes occurring in American culture? (consider the differences between Old and New Immigrants and/or roles of women)
asked by Nicole 
math
A bag contains 11 red balls, 9 blue balls and x yellow balls. The probabilty of choosing a yellow ball at random is 1/6. What is the probability of not getting a blue ball.
asked by danial 
electromagnets
1.A proton travels at 4 x 10^6 m/s in a direction that is at an angle of 60 degrees to a magnetic field of 0.5 T. What is the magnitude of the force on the proton in Newtons? 2.What is the acceleration of the proton?
asked by anton 
Math
This homework question was removed due to a copyright claim submitted by the National Network of Digital Schools Management Foundation (NNDS). Whoever can help me, thanks so much! :)
asked by Beau 
Physics
A real spring does not oscillate forever. Instead, it eventually comes to a stop. Does this violate the Law of Conservation of Energy? Explain why or why not. I truly don't know what this means at all...can someone help me understand it?
asked by Dr. Goodtimes 
Comm 215
Do these look correct? Part I: True or False 1. The following word group is a FRAGMENT: That movie, one of my favorites. _X_True __False 2. The following word group is a FRAGMENT: The local baseball team, needing a good pitcher most of all. _X_True __False
asked by John 
english 10
I want to either study or to work abroad after I graduate.
asked by Anonymous 
Geometry (math)
Determine whether line QV and line RM are parallel,perpendicular or neither ?
asked by Naila dar 
literature (bejamin Franklin)
As a poor boy, Franklin realized that he could not buy many books, but he came up with an idea that could give people access to as many books as they wanted. This idea was essentially.. a) get a government grant b)get the government to buy the books c)have
asked by jason 
Biology
The halflife of carbon14 is 5,700 years. If a sample originally had 26 g of carbon14, how much would it contain after 22,800 years?
asked by Emily 
Physics
A 0.60kg basketball is dunked vertically downward so that it leaves the [layer's hand at 8m/s. Assume it is released when the bottom of the ball is at the rim (3.05 meters off the ground). a). find acceleration of the ball once it leaves the player's hand
asked by Jake 
Science
The Milky Way has a radius of approximately 100,000 light years. How many miles is that? How long would it take you to travel across our galaxy if you were traveling at 50% the speed of light (show work)?
asked by Harold 
literature (bejamin Franklin)
I have one more confusing question regarding this. And Thank you Ms.Sue for answering the last question! Franklin's humor in Witch Trial at Mt. Holly depends upon the belief that... a)the belief that religion takes precedence over science b)the belief that
asked by jason 
math
The Empire Carpet Company orders merchandise for $17,700, including $550 in shipping charges, From Mohawk Carpet Mills on May 4. Carpets valued at 1,390 will be returned because they are damaged. The terms of sale are 2/10, n30 ROG. The shipment arrives on
asked by Jennifer 
Physics
A 0.60kg basketball is dunked vertically downward so that it leaves the [layer's hand at 8m/s. Assume it is released when the bottom of the ball is at the rim (3.05 meters off the ground). a). find acceleration of the ball once it leaves the player's hand
asked by Jake 
math
Ned's Sheds purchases building materials from Timber town Lumber for $3,700 with terms of 4/15, n/30. The invoice is dated October 17. Ned's decides to send in a $2,000 partial payment. By what date must the partial payment be sent to take advantage of the
asked by Jennifer 
physics
What are the decibels 917m away from a 35.5 W sound source?
asked by SDW 
Pre algebra
Vernon drew an 8in. Wide by 5in.tall picture that will be turned into a 48 ft wide billboard.How tall will the actual billboard be?
asked by Danielle 
Statistics
How could you reword these research hypotheses to null hypotheses? a. Smoking during pregnancy increase the risk of a child being born prematurely. b. Regular exercises in older adults decreases blood pressure levels.
asked by Anonymous 
Math
Alex has 7 dimes and e nickels. What fraction of the coins are dimes? my answer is 7/10 is this correct/
asked by Krish 
math/science
need help to learn how to add unlike denominators? 5th grade
asked by nathaniel 
Statistics
given the following p values which would be considered more significant? a) p ≤ 0.3 b) p ≤ 0.02 c) p ≤ 0.25
asked by Anonymous 
algebra
A secretary at the police department makes $8 less per hour than the dispatcher. The combined hourly wage of the secretary and the dispatcher is $40. Which equation could be used to find the hourly wage of the dispatcher? A. 2x + 8 = 40 B. 2x − 8 = 40 C.
asked by orpheus 
Math
What is 17/50 as a percent and what is 1 3/10 as a percent and what is 1 5/10 as a percent
asked by Anabelle 
statistics
A study of the time spent shopping in a supermarket for a market basket of 20 specific items showed an approximately uniform distribution between 20 minutes and 40 minutes. What is the probability that the shopping rime will be a. Between 25 and 30
asked by drea 
mathline graph
x: 0, 1, 2, 3 y: 3, 2, 1, 0 I don't know what the pattern is in this x and y line graph. Please help me.
asked by Mi 
education
A Piagetian classroom emphasizes A. adult teaching of basic concepts with the use of repeated tests. B. directly rewarding children for the right answers. C. allowing children to independently work through difficult tasks. D. children’s discovery
asked by Anonymous 
Math
What is the smallest positive composite integer?
asked by John 
English
Which word fits these sentences? A Persian rug with beautiful patterns lay/laid on the floor. I think lay for present tense? The temperature has raised/risen four degrees in the past hour. I think risen because there is no object?
asked by Kelly 
Math
Simplify or solve as appropriate. Enter ns if there's no solution or all if the solution is all real numbers. 2  3(x + 5)) = 10 X = 7.6 7z + 6  2(z + 3) 5 * z 1/2x  5 = 3/4x + 7 X = 48
asked by Alan 
magentism
6.A current of 20 mA flows in a single circular loop with a radius of 2 meters. A uniform magnetic field of 1.2 T points parallel to the plane of the loop. What is the magnitude of the magnetic moment of the loop in Am^2? b. What is the magnitude of the
asked by anton 
English
Which word fits these sentences? A Persian rug with beautiful patterns lay/laid on the floor. I think lay for present tense? The temperature has raised/risen four degrees in the past hour. I think risen because there is no object?
asked by Kelly 
Physics
3. A positive helium ion He+ is released from rest at the surface of a +1000 V flat electrode. It travels in the +xdirection (in vacuum) across a 1 mm gap, passes through a small hole in a +0 V electrode that is parallel to the first one, and enters a
asked by James 
math
use an equation to solve the problem. what is 57% of 11
asked by Anonymous 
us history
This radical abolitionist founded the American AntiSlavery Society and owned the newspaper the “Liberator” which reflected extremist antislavery views.
asked by Anonymous 
U.S. History
why do you think there were so many immigrants from russia? during the early twentieth century
asked by anonymous 
Algebra
How do you solve x/a  1 = y/b for y? Algebra question I'm stuck on. Thanks!
asked by This Girl 
Math
Evaluate when x = 2, y = 5, z = 3. x^2  y = 3 3z  4(y + 1)  y^2 = 0 x  yz = 13
asked by Alan 
Physics
A 1000 kg car is going 8.90 m/s has a minimum braking distance of 6.0 meters. Find the average braking force exerted on the car during the stopping process.
asked by Jessica 
algebra
. There is a 10% chance it will rain on Saturday and a 30% chance it will rain on Sunday. What percent chance is there that it will rain on both Saturday and Sunday? A. 3% B. 15% C. 20% D. 40% would the answer be c
asked by hannah 
PreCalc (Prove the identity)
Prove the identity. (show your work please) tan(x − π/4)= (tan x − 1)/(tan x + 1) Thank you!
asked by Kate 
Physics
A rifle shoots 50.0 gram bullet with a muzzle a velocity of 350 m/s. How fast would a 80.0 kg person have to run in order to have the same amount of kinetic energy as the bullet in flight? If the bullet is shot vertically, what is the the maximum height
asked by Jessica 
science
a misconception of the sun is stronger at sunrise and weaker at sunset
asked by dylan 
algebra 2
A builder has 8 lots available for sale. · 3/4 Six lots are greater than one acre. · Two lots are less than one acre. answers I have to choose from 3/4 5/14 27/64 3/4 please help
asked by hannah 
Precalculus
Solve the equation in the indicated domain. 1. 2cos^2 x5cos x +2=0 x E[0,360) 2. sin^2 x+5 sin x +6=0 x E[0,360) *assume x is theta
asked by Anonymous 
Calculus
Consider the function f(x) whose second derivative is f''(x)=5x+2sin(x). If f(0)=3 and f'(0)=3, what is f(3)?
asked by Nate 
Math
Solve the following. 2(x + 1)  4
asked by Alan 
Chemistry
If 5.01 moles of an ideal gas has a pressure of 4.81 atm, and a volume of 86.95 L, what is the temperature of the sample in degrees Celsius?
asked by Noelia 
Math
Solve the following: 6x + 3
asked by Alan 
Health (Ms. Sue)
Describe how hallucinogens affect the mind. A: Hallucinogens affect the mind immensely as these distort perception and cause the user to experience things that are not real?
asked by Anonymous 
chemistry
Acetic acid (CH3COOH) has a Ka of 1.8x10^5. a buffer is to be prepared with a pH of 5.00 from solutions of CH3COOH and sodium acetate (NaCH3COO) of the same concentration. How many mLs of NaCH3COO would have been added to 100 mL of CH3COOH to make the
asked by robyn 
Physics  projectile
a ball is thrown straight up at 50 m/s. What speed will it be when it returns to the thrower's hand?
asked by Raina 
math
How many (distinct) numbers between 0 and 1 (inclusive) can be expressed as a fraction m/n , where m and n are integers such that m+n=200 ?
asked by Yasin 
math 2nd grade
Write a sentence comparing one box of crayons has 16 and the other box of crayons has 24
asked by Fran 
math
application of Proportionstictactoe boards ?
asked by Imari 
Health (Ms. Sue)
Compare the effects of the following four commonly abused illegal drugs. a. marijuana b. inhalants c. club (designer) drugs d. anabolic steroids
asked by Anonymous 
Math
Contextualize this expression 4/5 divided by 3/6
asked by Isabella 
Help:)
Can someone help me with this? Someone was helping, but I'm still confused! Amos gets in an elevator at the 30th floor and begins to move downward at a speed of 8 feet per second. After 12 seconds, the elevator is 240 feet above the ground. A.) Let y= the
asked by Pebbles 
Science please
Kinetic energy and Potential energy are often considered to be forms of mechanical energy. List three other forms of energy and state a source for each.
asked by anon 
Physics
the higher the angle the longer an objecg will be in the air , but dose that mean it will go further ?
asked by Naina 
physics
Astronomers determine masses of distant objects by observing their smaller companions. For example, they can measure the period of a planet orbiting around a distant star, measure the radius of its circular orbit, and then employ Newtonian physics to
asked by Yasin 
physics
Astronomers determine masses of distant objects by observing their smaller companions. For example, they can measure the period of a planet orbiting around a distant star, measure the radius of its circular orbit, and then employ Newtonian physics to
asked by Yasin 
Stats
The random variable U has mean 10 and standard deviation 5.The random variable V is de ned by V =12(U + 5).Find the mean and standard deviation of V.
asked by Sunny 
Math
If $1500 is invested at an interest rate of 3.5% per year, compounded continuously, find the value of the investment after 3 and 6 years. What formula would i use?
asked by Morgan 
Trig
sqrt(100+(10cotx)^2)
asked by Cam