Questions Asked on
September 7, 2013

tyndall
1. In the middle of the page, draw two vertical lines an inch long, an inch apart, and that are parallel to each other. 2. About a half inch below the lines, draw a halfinch horizontal line that is centered between the lines. 3. Draw a line from the
asked by ferdinand 
chemistry
Mno4 + So32 = Mno2 + sO42 (OH) solve this redox reaction and give me the method also
asked by kiara 
Chemistry
Upon decomposition, one sample of magnesium fluoride produced 1.65kg of magnesium and 2.58kg of fluorine. A second sample produced 1.38kg of magnesium. How much fluorine (in grams) did the second sample produce?
asked by Anonymous 
Chemistry
The normality of 0.3 M phosphorus acid (H3PO3) is.......
asked by Aman 
AP Chemistry
For the reaction 2C6H6+15O2 =12CO2+6H2O, what is the maximum amount of CO2 which could be formed from 5.12 g of C6H6 and 12.28 g of O2?
asked by Anonymous 
Geometry
A 2ft. vertical post casts a 16in. shadow at the same time a nearby cell phone tower casts a 120ft. shadow. How tall is the cell phone tower?
asked by Ronnie 
history
If Catal huyuk had been built near a major river system, how might life have been different? Check my answer. Floods, fire, drought and other natural disasters could destroy a village. Diseases such as malaria could spread easily among people living
asked by aya 
stat
The general population (Population 2) has a mean of 30 and a standard deviation of 5, and the cutoff Z score for significance in a study involving one participant is 1.96. If the raw score obtained by the participant is 45, what decisions should be made
asked by Jaky 
Physics
As soon as a traffic light turns green, a car speeds up from rest to 45.0 mi/h with constant acceleration 8.50 mi/h/s. In the adjoining bike lane, a cyclist speeds up from rest to 15.0 mi/h with constant acceleration 12.50 mi/h/s. Each vehicle maintains
asked by Anonymous 
Geography (Ms. Sue)
How might the climate of an area be affected by global warming? Which of the five themes apply to this situation?
asked by Anonymous 
history
Describe the physical surroundings of Catal Huyuk. Check my answer The roofs were made of woven reeds and mud and were connected to one another like a honeycomb . Each dwelling contained an open hearth an oven in the wall and clearly defined sleeping area.
asked by Anonymous 
Physcis
a black of mass 92 kg and volume 0.031 lies at the bottom of the sea how much force is needed to lift it ? take 1.03*10^3 kg/m as the density of sea water
asked by eman 
Geography (Ms. Sue)
Why are oil and natural gas important to highlyindustrialized nations? My answer: Oil and natural gas are important to highlyindustrialized nations because these are only a few of the many resources which give both countries the means to continue to
asked by Anonymous 
Chemistry stochimetry2
The volume strength of 1.5 N H2O2 is.......
asked by Aman 
physics
A canal lock gate is 20m wide and 10m deep. calculate the thrust acting on it assume that the water in the canal is in level with the top of the gate. density of water is 1000kg/m^3
asked by eman 
Chemistry
In the explosion of a hydrogenfilled balloon, 0.80g of hydrogen reacted with 6.4g of oxygen. How many grams of water vapor are formed? (Water vapor is the only product.) Express your answer using two significant figures.
asked by Anonymous 
math
Four key marketing decision variables are price (P), advertising (A), transportation (T), and product quality (Q), Consumer demand (D) is influenced by these variables. The simpiest model for decribing demand in terms of these variables is: D = k  pP + aA
asked by Rachael 
Geography (Ms. Sue)
What makes the United States and Canada leading industrial nations? My answer: Both countries are leading agricultural and industrial nations because of their wealth of resources. The United States and Canada possess ample water resources, a immense amount
asked by Anonymous 
Geography (Ms. Sue)
Why doesn't all of Alaska have cold, snowy winters? My answer: All of Alaska does not have cold, snowy winters because not every part of Alaska possess tundra, subarctic, and humid continental climates. In fact, the Pacific coast from northern California
asked by Anonymous 
physics
Vector A ⃗ {\rm \vec A} points in the negative x x direction. Vector B ⃗ {\rm \vec B} points at an angle of 35.0 ∘ ^\circ above the positive x x axis. Vector C ⃗ {\rm \vec C} has a magnitude of 19m m and points in a direction 37.0 ∘ ^\circ below
asked by Anonymous 
Chemistry
Calculate the theoretical mass percent of oxygen in KClO3. here is the my mass percentage of 02 25gKCl03/30.0gKCl03=0.61%02.
asked by kelly 
Geography (Ms. Sue)
In developing their city, how did the people of Montreal solve the problems of a severe climate? Which of the five themes apply to this situation?
asked by Anonymous 
Physics
Please help me learn how to do this problem, step by step please. Engineers are developing new types of guns that might someday be used to launch satellites as if they were bullets. One such gun can give a small object a velocity of 4.1 km/s while moving
asked by Savannah 
Physics
The earth moves around the sun in a nearly circular orbit of radius 1.50 x 1011 m. During the three summer months (an elapsed time of 7.89 x 106 s), the earth moves onefourth of the distance around the sun. (a) What is the average speed of the earth? (b)
asked by WR 
Physics
Suppose that the gravitational acceleration on a certain planet is only 3.1 m/s2. A space explorer standing on this planet throws a ball straight upward with an initial velocity of 35 m/s a) What is the velocity of the ball 4 seconds after it is thrown?
asked by Heather 
Chemistry
If 23.7g of C8H18 are combusted, what mass of water will be produced?
asked by Tanisha 
chemistry
when ch3cooh, nahco3 and as2o3 is heated ,what product will be formed?
asked by subhasis 
Physics
In the absence of air resistance, a projectile is launched from and returns to ground level. It follows a trajectory similar to that shown in Figure 3.10 and has a range of 24 m. Suppose the launch speed is doubled, and the projectile is fired at the same
asked by WR 
Chemistry
Two elements, R and Q, combine to form two binary compounds. In the first compound, 9.50 g of R combines with 3.00 g of Q. In the second compound, 7.00 g of R combines with 4.50 g of Q. Show that these data are in accord with the law of multiple
asked by Jackie 
Geography (Ms. Sue)
Why don't central and southern California have a marine west coast climate?
asked by Anonymous 
Algebra, HELP IM CLUELESS
Eureka is 16 years younger than Renton. In 3 years Renton will be twice as old as Eureka. How old are they now? Eureka's Age: Renton's Age:
asked by Grant 
Geography (Ms. Sue)
1). In what type of climate would you expect to find permafrost? 2). What type of vegetation covers most of Canada? My answers: 1). You would expect to find permafrost in a tundra and subarctic climate. 2). Tundra and coniferous forests are the types of
asked by Anonymous 
Ancient History
Describe the physical surroundings of Catal Huyuk
asked by Anonymous 
Chemistry
Upon decomposition, one sample of magnesium fluoride produced 1.65kg of magnesium and 2.58kg of fluorine. A second sample produced 1.38kg of magnesium. How much fluorine (in grams) did the second sample produce?
asked by Anonymous 
ECON
For your twentyfirst birthday, your grandfather offers you a gift of $1000 today. However you have the choice of waiting 3 years and receiving $1500 or waiting 5 years and receiving $3000. If your money grows at a rate of 8 percent compounded annually,
asked by R 
Math  Algebra
All the jelly beans in a jar are blue, green, red, white, or yellow. There are b blue jellybeans in the jar, as well as 3/4 b green jelly beans, 5/8 b red jellybeans, 9/16 b white jellybeans, and 7/16 b yellow jellybeans. If there are a total of 216
asked by Venus 
social
Explain how the village of Catal huyuk was Constructed.
asked by aya 
Chemistry
The density of methanol is .7918 g/ml/ How many grams of methanol do I have to add to 35.0ml of water to make a solution containing 25% methanol?
asked by DD 
World History ASAP
What people created the first mesopotamian civilization? ANSWER: Sumerians What did they contribute to early civilization? I don't get this answer ://
asked by unknown 
Math Homework, Help
Aaron is 21 years younger than Ryan. In 5 years Ryan will be twice as old as Aaron. How old are they now?
asked by Byron 
science
An insect inside a bus flies from the back toward the front at 2 m/a. The bus is moving in a straight line at 2m/a. What is the speed of the insect?
asked by Ellie 
Math
How do you find the distance and midpoint between two points in the coordinate plane?
asked by Anonymous 
Chemistry
Identify the predominant intermolecular forces between molecules of each of the following compounds: a. CCl4 b. HF c. SO2 d. CH3COOH e. HI
asked by Rachel 
World History
What were the main powers and responsibilities of a Sumerian king?
asked by unknown 
Math, HELP!! PLEASE! IMMEDIATELY!
After a 25% reduction, you purchase a television for $607.5. What was the television's price before the reduction? (a) Write an equation to model the problem. Let x represent the price before the reduction. (b) Solve the equation to find the price before
asked by Frankie 
Physics
If a person can jump a maximum horizontal distance (by using a 45° projection angle) of 2.07 m on Earth, what would be his maximum range on the Moon, where the freefall acceleration is g/6 and g = 9.80 m/s2?
asked by Emily 
Writing
Can you proofread my essay? Life in the Fast Lane Have you ever changed so much in life that you couldn’t possibly bare it? Well, that person is called a dynamic character, someone who changes throughout a drama. In the drama, “The Crucible,” by
asked by Allie 
physics
use bohr's quantization rule to calculate the energy levels of a hermonic oscillator, for which the energy is (p^2/2m) + (mw^2r^2/2) i.e. force is mw^2y. Restrict yourself to circular orbits.
asked by kalyan 
aiu
Analysis techniques include the following: • Comparative financial statements • Trend analysis • Ratio analysis • Percentage analysis Presentation of 5–10 PowerPoint slides that includes the following: • At least 3 slides relevant to the
asked by mary 
Math Homework, Help!!!!
A marble statue is 39 years old and a limestone statue is 97 years old. In how many years will the limestone statue be twice as old as the marble statue?
asked by Casey 
Sentences and Paragraph 2
Your favorite cousin has moved to your town and is looking for a job. Her previous experiences are working as a cashier and sales clerk at two department stores. You know she plans to apply at similar stores in your town. But you also know she is a perfect
asked by Diana 
WR
A tennis ball is struck and departs from the racket horizontally with a speed of 27.4 m/s. The ball hits the court at a horizontal distance of 20.0 from the racket. How far above the court is the tennis ball when it leaves the racket?
asked by WR 
Quantum physics
If you Fourier sample the state 122√(000>−001>+010>−011>+100>−101>+110>−111>), which of the following states can be the outcome of your measurement? Select all that apply. 1. 000> 2. 001> 3. 010> 4. 011> 5. 100> 6. 101> 7. 110> 8.
asked by SS01 
mAtH
The 23rd term in a certain geometric sequence is 16 and the 28th term in the sequence is 24. What is the 43rd term? It is not 48.
asked by Speedo 
Physics
A horizontal rifle is fired at a bull'seye. The muzzle speed of the bullet is 660 m/s. The gun is pointed directly at the center of the bull'seye, but the bullet strikes the target 0.029 m below the center. What is the horizontal distance between the end
asked by WR 
english
Q.Each line contains a mistake and error>Find error and replace it with suitable words>>> Bernard Shaw or Chesterton were known to having jokes at each other‟s expense. Once they faces one other in a corridor. Chesterton stood her ground and firmly said,
asked by satyajit(assassin) 
physics
according to classical model of the Hatom,an electron moving in a circular orbit of 0.053 nm around the proton fixed at the center would be unstable and the electron should ultimately collapse to the proton. Estimate how long it would take for the
asked by kalyan 
Physics
escalator that leads down into a subway station has a length of 27.0 m and a speed of 1.7 m/s relative to the ground. A student is coming out of the station by running in the wrong direction on this escalator. The local record time for this trick is 11 s.
asked by Donna 
Algebra, HELP! PLEASE!
In triangle ABC, angle B is four times as large as angle A. The measure of angle C is 12∘ more than that of angle A. Find the measures of the angles.
asked by Kate 
Geography (Ms. Sue)
How id the presence of northtosouth flowing rivers in the United States affect its development?
asked by Anonymous 
physics
A 4.10 kg object on a horizontal frictionless surface is attached to a spring with spring constant 840 N/m. The object is displaced from equilibrium 50.0 cm horizontally (in the + direction) and given an initial velocity of 9.9 m/s back toward the
asked by Anonymous 
Algebra, 0110 HELP!
Including 5% sales tax, an inn charges $210.00 per night. Find the nightly cost at the inn before tax is added. (a) Write an equation to model the problem. Let x represent the nightly cost before tax. (b) Solve the equation to find nightly cost before tax.
asked by Derek 
Math
he freshman class at a major university contains 5160 students. This was a 20% increase over the size of the freshman class the year before. What was the size of last year's freshman class?
asked by Eryn 
Physics
A volleyball is spiked so that it has an initial velocity of 16.6 m/s directed downward at an angle of 55.2 ° below the horizontal. What is the horizontal component of the ball's velocity when the opposing player fields the ball?
asked by WR 
Physics
A puck is moving on an air hockey table. Relative to an x, y coordinate system at time t = 0 s, the x components of the puck's initial velocity and acceleration are v0x = +6.6 m/s and ax = +2.0 m/s2. The y components of the puck's initial velocity and
asked by WR 
Physics
A rocket is fired at a speed of 50.0 m/s from ground level, at an angle of 46.0 ° above the horizontal. The rocket is fired toward an 18.7m high wall, which is located 23.0 m away. The rocket attains its launch speed in a negligibly short period of time,
asked by WR 
Physics
A soccer player kicks the ball toward a goal that is 27.0 m in front of him. The ball leaves his foot at a speed of 16.7 m/s and an angle of 36.0 ° above the ground. Find the speed of the ball when the goalie catches it in front of the net.
asked by WR 
Geography (Ms. Sue)
How does location affect climate?
asked by Anonymous 
history
If Catal huyuk had been built near s major river system, how might life have been different?
asked by aya 
Quantum physics
1] Given qubit 1 in the state 350>+451> and qubit 2 in the state 12√0>+i2√1>, what is the state of the composite system? in form of a│00> + b│01> + c│10> + d│11> find a b c d. 2] Which of the following states is entangled? a) ++> b)
asked by SS01 
english
everyday their are more and more dirty dishes to washtruly a(n) task. a=epicurean b=jovial c=sisphean d=gslvanized its d
asked by ssss 
Quantum physics
1] Let ψ⟩=(2+i/3)0>−(2/3)1>. If we measure ψ⟩ in the basis u⟩=(1+i/2)0>+(1−i/2)1>, u⊥>=1−i/20>−1+i/21>, what is the probability our outcome is u>? 2]Suppose we are trying to solve Simon's problem with n=4. We ran 4 iterations
asked by SS01 
Analytical chemistry
I did the next problem, i don't have the results for it and i just want to know if i calculated the mass for Fe2O3 the right? A sample is a mixture of iron oxides (Fe2O3 and FeOOH). It's known that at 200°C this reaction occurs: 2FeOOH(s)> Fe2O3(s) +
asked by Gloria 
physics
Two geological field teams are working in a remote area. A global positioning system (GPS) tracker at their base camp shows the location of the first team as 37 km away, 24° north of west, and the second team as 34 km away, 38° east of north. When the
asked by Anonymous 
Chemistry
A glass can be filled slightly above the rim with water. Explain why the water does not overflow.
asked by Rachel 
math
Show me how to write 201046 in standard form and in expanded notation
asked by katrina prado 
Math  Number Properties
How many positive integers less than 100 are equal to the product of a multiple of 6 and an odd number greater than 1?
asked by Venus 
ENGLISH
english is not my firs language , i need help to correct this paragraph . please.(only answer ) question As the nurse being told this, what are your ethical and legal obligations regarding the medication error? Answer . My legal and ethical obligations
asked by sham 
chemistry assignment
how can i find the standard rf values of food dyes ?
asked by QY 
Physics
In diving to a depth of 979 m, an elephant seal also moves 104 m due east of his starting point. What is the magnitude of the seal's displacement?
asked by WR 
physics
determine the pressure of a 20 lb force is applied to an area of 10 inch squared
asked by charles 
math
Betsy is making a flag. she can choose 3 colors out of red, white, blue, and yellow. How many choices does she have?
asked by Anonymous 
Math!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
In a project, Mr Tung's daily wage was $100 more than Mr Pang's. Although Mr Tung worked 3 days less than Mr Pang, both of them earned $3600. Find the number of days Mr Tung worked in the project.
asked by Nicole 
college essay
Im writing a college essay and Im not sure how to edit the first paragraph My existence thus far has been a musical performance. The world is my stage, the platform on which I can express myself creatively. My life is the reputable melody that I play from
asked by chhristine 
GDP geogrsphy
What are some of the factors that can cause a country’s Gross Domestic Product (GDP) per person to change? kathi anderson forever never lasts
asked by rockrboiluvr14 
matla
4.6 g of an oxide of nitrogen contains 3.2 g of oxygen. Calculate the empirical formula of the compound.
asked by kevin 
Intermediate Algebra
name the type of polynomial and give its degree for 7x to the 3rd power + 6x to the 2nd power 2=
asked by Kimberly 
Intermediate Algebra
add or subtract the following polynomials as indicated (5.9x to the 3rd power+3.4x to the 2nd power  7)92.9x to the 3rd power 9.6x to the 2nd power +3)
asked by Kimberly 
Sociology
I need to break a folkway and write an essay on it  any ideas?
asked by Sara 
Physics
During takeoff, an airplane climbs with a speed of 110 m/s at an angle of 44 degrees above the horizontal. The speed and direction of the airplane constitute a vector quantity known as the velocity. The sun is shining directly overhead. How fast is the
asked by Anonymous 
math
powers and exponents
asked by ana 
biology
Pseudoscience and nonscience differ in that:
asked by Anonymous 
humanities
Do you know GATEWAYS TO WORLD LITERATURE THE ANCIENT WORLD THROUGH THE EARLY MODERN PERIOD (PENGUIN ACADEMICS SERIES) VOLUME 1 online book for free? I saw some website in you have to download some plugin to view the book. Are they saw?
asked by marija 
Calculus
Find a number, delta, such that if x2
asked by Ezra 
Math  Fractions
Susan has p clean plates. After using 2/3 of the clean plates for a dinner party, Susan used 1/5 of the remaining plates to store the leftovers. In terms of p, how many plates are still clean and unused?
asked by Venus 
Math  Fractions
if c < 1 and d < 1, which of the following cannot be a value of the fraction c/d ? A) 2 B) 1 C) 1/2 D) 1 E) 2
asked by Venus 
Math  Advanced Algebra
if 1 < u < 0 < v < 1, which of the following in qualities could be true? I. u/v < 1 II. 1 < u/v < 0 III. u/v > 0 A) I only B) II only C) I and II only D) I and III only E) I, II and III
asked by Venus 
algebra
what is the translation of two more than four times the number
asked by yvonne 
Alebra
need to solve a word problem using linear equation in slope form. Ben walks 3 miles per hour, and runs at 6 miles per hour. Runs and walks a total of distance of 210 miles per week. Is this correct 210 = 3/6m +b  equation to show relation of hours run to
asked by aaron 
Social studies
What were 2 slave states that remiand in the union after the election of 1860
asked by Lu 
Algebra Its Urgent!
A second number is three times a first number. A third number is 15 more than the first number. If the sum of the three numbers is 330, find the numbers.
asked by Abby 
English
How do you write an essay on hobbies? Please Answer. Thank You.
asked by Maddy Kate 
Math
I need help with a math test 5 wks. from now! Help me!!!!!!!!!!!!!!!!!
asked by Natalee 
Please help Miss sue (english)
My legal and ethical obligations would be to make her understood to report medication error. In this scenario, the patient is “all right” that is what matters. It would more troubling if she didn't report and became defensive about things afterwards.
asked by sham 
Algebra
The expression 2x(y1)7xy+2x Please help thank you
asked by Kiki 
Algebra
The expression 2x(y1)7xy+2x Please help thank you
asked by Kiki 
Geography
Why was it important to link waterways?
asked by Anonymous 
calculus
After solving with A=(1,2) x^2+2x^2+x+1 got 119/12a pls where did i get it wrong. And with [(55)] x^225dx i got 50 pls am i correct
asked by grace 
Geometry

Math
What is the slope of a line perpendicular to the line whose equation is y=2x+7
asked by Kiki 
Math
If the coordinates of the center of a circle are (3,1) and the radius is 4, what is an equation of the circle
asked by Kiki 
Psycology
In The Bell Curve, Richard Herrnstein and Charles Murray argued that the nation cannot come to terms with its massive social problems until it confronts the role of intelligence. "How bright someone is, is the single variable that has the largest impact on
asked by Anonymous 
physics
determine the pressure of a 20 lb force is applied to an area of 10 inch squared
asked by charles 
physics
If the water had lost 12000 joules and the calorimeter gained 1300 joules as the temperature of both rock and calorimeter increased from 22°C to 73°C and the mass of rock in the calorimeter was 189 grams, what is the specific heat, c, of the rock
asked by omar 
language arts
Add silent parterns to the folliwing to create new words. bo_,cli_
asked by kiki 
Geography ( Ms. Sue)
Why might two groups of people living in the same area develop different cultures?
asked by Anonymous 
History
(From the Novel of The Clan of The Bear Cave by Jane M.Auel) How similar or different is Auel's portrayal of Stone Age Life from that of Presentday life in the United States? (I WANT A DIRECT ANSWER PLEASE!)
asked by Anonymous 
physics
an electron of energy 100 mev collides with a photon of wavelength 3*10^6 nm.what is the maximum energy loss suffered by the electron..
asked by kalyan 
English
I have to answer about 25 questions about one scientific text on English. I already chose one, but need I can't add URL here, and need help :(
asked by Sonja 
GDP geography
Which of the following factors does not directly affect family size and composition? A. the divorce rate B. the marriage rate C. the GDP rate D. societal values D? kathi anderson forever never lasts
asked by rockrboiluvr14 
Human Resources Management
The Primary function of the Fed's Board of directors is to
asked by Keshia 
law
in regards to the Miranda rights are there still any unresolved issues regarding suspect rights that the Supreme Court will need to address in the future
asked by Patiance 
Math  Ratios
The ratio of wood bats to metal bats at a sporting goods store is 2:7. After 10 metal bats are sold, the ratio of wood bats is 3:8. How many wood bats are there at the store?
asked by Venus 
Math  Ratios
A pet store sells mice in 2 colors: brown and white. If 3/5 of the mice are brown, the ratio of male mice to female mice is 2:1, and 1/2 of the female mice are white, then what is the ratio of the number of brown male mice to the number of white male mice?
asked by Venus 
Physics
Which is greater, an acceleration from 30 km/h to 40 km/h or an acceleration from 85 km/h to 93 km/h if both occur during the same time?
asked by Anonymous 
Intermediate Algebra
for the polynomial function h(x)=2x to the 4th powerx to the 3rd power+2x to the 2nd power 4x3 evaluate h(3)
asked by Kimberly 
Physics
If = (6.00 8.00 ) units, = (8.00 + 3.00 ) units, and = (27.0 + 19.0 ) units, determine a and b such that a + b + = 0.
asked by Anonymous 
statistics
P(z < 1.5 or z > 2.50) =
asked by marilyn 
math
write each expression using exponents ? 1)10.10.10 2)6 3)4.4.4.6.6
asked by alex 
Math
How do you segment postulates to determine congruent segments
asked by Anonymous 
Chemistry
Predict which compound from each of the following pairs will have the highest boiling points and why? NH3, He, Ar, LiF
asked by Rachel