Questions Asked on
January 27, 2012

Chemistry
The most abundant cation in seawater is the sodium ion. The evaporation of seawater gives a mixture of ionic compounds containing sodium combined with chloride, sulfate, carbonate, bicarbonate, bromide, fluoride, and tetrahydroxybrate.
asked by Stephanie 
physics
Cause and Effect Make a graphic organizer like the one on page 301 of your textbook. Fill it with ways to cause physical changes to a piece of paper. Describe the effects each change would have on the paper.
asked by Anonymous 
launguge arts
I need to un scramble these words and make new ones help eioubdhrs
asked by kelly 
math
how can i write my 95 pounds weight in whole numbers
asked by fareeda 
math
Beth and her grandmother paid $23.00 for tickets to a play. An adult ticket costs $6.50 more than a child's ticket. What was the cost of Beth's ticket?
asked by Brandon 
Chemistry
Naturally occurring copper contains a mixture of 69.09% copper63 (63.9298 amu) and 30.91% copper65 (64.9278 amu). What is the average atomic mass of copper?
asked by ashley 
Math
Reduce the following radical to simplest terms. Enter as " b*(c)^(1/n) " without the quotations. 16 cube root?
asked by Daniel L 
algebra
mary went to the store for some fruit. The apples were $1.00 per pound and the oranges were $0.50 per poumd. She spent $5,00 all together and took home a total of 8 pond of fruit. How many ponds of apples and oranges did she buy?
asked by john 
Math Alg 2
Which logarithmic equation is equivalent to the exponential equation below? 3^x=28
asked by CAMILA 
chemistry
How many grams of iron are needed to produce 42.8 L of hydrogen gas according to the following reaction at 25oC and 1 atm? iron (s) + hydrochloric acid (aq) iron(II) chloride (aq) + hydrogen (g)
asked by jim 
Microscope
True or False? Resolution decreases as the amount of light coming in on the object increases?
asked by Jerome 
chemistry
draw a newman projection of the most stable conformation of 2,3dichlorohexane looking down the c3c4 bond
asked by nu 
Math
Determine whether a correlation coefficient of r = –0.405 is significant at the 5% level for a sample size of 22
asked by Constance 
Biology
Why is proper microscope technique important for studying Anatomy and Physiology?
asked by Jerome 
physics
A uniform electric field of magnitude 2.10×10^4 makes an angle of 37 with a plane surface of area 1.60×10^−2 .What is the electric flux through the surface?
asked by giga 
algebra
y=1/2x1
asked by megan 
Biology
If the doctor presses on the right hypochondriac region, what organ is the doctor likely pressing on?
asked by Jerome 
Poetry
“Sonnet 30” p. 960 Author: William Shakespeare. Type of Poem: Sonnet. Poetry/Literary Terms: Theme/Meaning: “Casey at the Bat” p.42 Author: Ernest Lawrence Thayer Type of Poem: ______________________ Poetry/Literary Terms: Theme/Meaning: “The
asked by Nar 
physics
A mango fruit falls down from a tree due to its weight, with an initial velocity of 15m/s. Find the displacement and velocity after 4 seconds.
asked by callister 
physics
using a sketchs, show the type of directions of forces acting on the following farm hand tools i) a hoe ii) a rake for land clearing 0
asked by callister 
chemistry
The value of delata h for the reaction below is 186 kJ. Calculate the heat Kj released from the reaction of 25g of Cl2
asked by ashely 
Physics
A boy tosses a football upward. If the football rises a vertical distance of 1.1 m and the boy catches it at the same point he released it, what is the velocity of the ball just before he catches it?
asked by Aaron 
Chemistry
Say true or false. (1)The end point of titration attend on equivalent point. (2)All exothermic process are spontaneous process.
asked by Chemo 
math
a rectangle has an area of 360 square .what .it is 20 centimeters long.what is its perimeter
asked by lina 
Probability
You toss a fair coin four times. Find the probability of no more than three heads given that at least one toss resulted in heads. Thank you very much!!
asked by Erica 
Probability
A screening test for a disease shows a positive test result in 95% of all cases when the disease is actually present and in 20% of all cases when it is not. When the test was administered to a large number of people, 21.5% of the results were positive.
asked by Erica 
Probability
A drawer contains six bags numbered 16, respectively. Bag i contains i blue balls and 2 green balls. You roll a fair die and then pick a ball out of the bag with the number shown on the die. What is the probability that the ball is blue? Thank you!
asked by Erica 
Probability
A drug company claims that a new headache drug will bring instant relief in 90% of all cases. If a person is treated with a placebo, there is a 20% chance that the person will feel instant relief. In a clinical trial, half the subjects are treated with the
asked by Erica 
Probability
Assume that 20% of a very common insect species in your study area is parasitized. Assume that insects are parasitized independently of each other. If you collect 10 specimens of this species, what is the probability that no more than 2 specimens in your
asked by Erica 
poetry
I need help on figuring out the type of poem and developing a theme and meaning the themes/meaning is confusing me on some of them “No, Thank You, John” I never said I loved you, John: Why will you tease me day by day, And wax a weariness to think upon
asked by Nae 
computer
how does relocation work? what is a relocating loader
asked by sia 
math
a spinner with 8 sections has 2 blue and 1 yellow section. What 's the (p) of one spin landing on blue and one spin landing on yellow. The answer is 1/16 Why?
asked by gilbert 
Geometry
Symmetric Property of Congruence: if < 1 ~=
asked by Nae 
Math  Probability
Michelle draws a card from a standard deck of 52 cards. She replaces the card and draws a second card. What is the probability that she draws a red card and then a black card?
asked by Finch 
Calculus
Find f'(x) if f(x)= Logx(x^25x+6) NOTE: that logx is a sub x
asked by Jesse Stone 
maths
factorise fully: 5x^2+11x+2
asked by emmanuel 
Business Finance
Jeff Sellers bought 200 shares of Radio Shack stock at $22.35. Eight months later,he sold the stock at $31.76. Assuming a 2% commission charge, what is the bottom line for Jeff?
asked by Step 
math
In how many ways can a teacher arrange 6 students in the front row of a classroom with a total of 20 students
asked by kay 
Human Service
I have been looking for the names of some Human Service Pioneers can anyone help me. I have a few but I need more.
asked by RT 
trig
Graph f(x)= second(2x+3.14/4)
asked by Anonymous 
chimistry
what is the volume of .020 mol ne at .505kpa and 27.0'C
asked by edjucation 
math
Calculate the average rate of change over the given interval of the given function. f (x) = x3, from x = 8 to x = 9
asked by kate 
trig
how to do root3 value
asked by bhavya 
Physics (Wave Force)
An archer must exert a force of 445 N on the bowstring shown in Figure (a) such that the string makes an angle of è = 34.0° with the vertical. (a) Determine the tension in the bowstring. _____________________________________ My answer was 420.525, but it
asked by Anonymous 
calculus
statistical midels predict that price p (in dollars) of a new smartphone will change according to the function p= 9004t^2, where t is the number of months since jan. which expression gives the month t in terms of the price p?
asked by Destiny 
physics!!!
Two capacitors, C1 = 27.0 µF and C2 = 35.0 µF, are connected in series, and a 21.0 V battery is connected across them. (a) Find the equivalent capacitance, and the energy contained in this equivalent capacitor. equivalent capacitance= µF total energy
asked by Help 
economics
Suppose that the free market labour supply and labour demand equations are given by Qs = 5W and Qd = 30  5W. If the minimum wage were set at $2.50 an hour, how many people would not be able to find work?
asked by Ricky 
economics
An economist for a bicycle company predicts that, other things equal, a rise in consumer incomes will increase the demand for bicycles. This prediction is based on the assumption that:
asked by Ricky 
physics
Mary walked north from her home to Sheila's home, which is 4.0 kilometers away. Then she turned right and walked another 3.0 kilometers to the supermarket, which is 5.0 kilometers from her own home. She walked the total distance in 1.5 hours. What were her
asked by Nakiya 
english
What public health issue starts the escalation of misery in "top of the food chain"?
asked by Theo 
CHEM
For the equilibrium reaction Co(g)+H2O(g)CO2(g)+H2(g) the Keq value at 690°C is 10.0. A mixture of 0.300 mol of CO, 0.300 mol of H2O, 0.500 mol of CO2 and 0.500 mol of H2 is placed in a 1.0 L flask. a) Write the Keq expression for this reaction and use
asked by AMI 
Public Health
Your community leaders have noticed an increase in positive STD test reports from the CDC. The nearest health department is more than 30 miles from your community. How might a community become involved in making public health interventions more effective
asked by Jennifer 
Public Health
In the state of California everyone is provided free healthcare. Research and analyze the affects of social support for public health. Has this program been successful? Evaluate some of the positive and negative aspects of socially supported programs and
asked by Jennifer 
Science
Can u help me find a picture of a sea sponge budding ?
asked by Annie 
Organic Chemsitry
By knowing the natural abundance of minor isotopes, it's possible to calculate the relative heights of M+ and M+1 peaks. If natural abundances are 12C  98.9% and 13C  1.10%, what are the relative heights, to the nearest 0.1%, of the M+ and M+1 peaks in
asked by Bobby 
physics
If instead, the swimmer makes 30.5 laps in the same pool in 3 h, determine the total distance the swimmer traveled, the swimmer's total displacement, the swimmer's average velocity, and the swimmer's average speed. pool is 30 m long please answer in km
asked by lauren 
physics
If instead, the swimmer makes 30.5 laps in the same pool in 3 h, determine the total distance the swimmer traveled, the swimmer's total displacement, the swimmer's average velocity, and the swimmer's average speed. pool is 30 m long please answer in km
asked by lauren 
Trigonometry
Find the remaining trigonometric ratios of θ if sin(θ) is given and θ QI sin(θ)=7/sqrt 149 cos= tan= cot= csc= sec=
asked by JAMES 
english
It is the neighbor who believes that good fences make good neighbors, not the speaker. true false
asked by Lexi 
english
The majority of Robert Frost’s poems concern life in the city. true false i think its true
asked by Lexi 
algebra
) Suppose a market research company finds that at a price of p = $30, they would sell x = 42 tiles each month. If they lower the price to p = $20, then more people would purchase the tile, and they can expect to sell x = 52 tiles in a month’s time. Find
asked by Anonymous 
physic
Calculate the mass (in SI units) of a 150 lb human being. m= (correct unit) Calculate the weight (in English units of a 2000 kg rhinoceros.
asked by sam 
English
Example 1...(Many people use bamboo screens) that roll up and down. Is the part in parentheses a subordinate clause?
asked by Lexi 
social studies
During the age of imperialism, European nations genuinely believed that their civilization was superior to those of Africa and Asia. Their goal was to bring the benefits of their civilization to the indigenous people in these areas. However, people in
asked by anonymous 
algebra
factoring quadratics cubed. 54x^315x^26x
asked by Jmzee Smith 
physics
Two point charges, the first with a charge of +3.04×10−6 C and the second with a charge of 4.63×10−6 C , are separated by 22.5 cm. Find the magnitude of the electrostatic force experienced by the positive charge. Is the magnitude of the force
asked by jazz 
physics
An object with a charge of 4.5 micro C and a mass of 1.1×10−2 kg experiences an upward electric force, due to a uniform electric field, equal in magnitude to its weight. A) Find the magnitude of the electric field. B)Find the direction of the electric
asked by jazz 
physics
The electric field at the point x = 5.00cm and y = 0 points in the positive x direction with a magnitude of 10.0 N/C. At the point x = 10.0cm and y = 0 the electric field points in the positive x direction with a magnitude of 16.0 N/C. Assume this electric
asked by jazz 
physics
A jetliner, traveling northward, is landing with a speed of 65.7 m/s. Once the jet touches down, it has 817 m of runway in which to reduce its speed to 5.93 m/s. Compute the average acceleration (magnitude and direction) of the plane during landing (take
asked by Candy 
American Sign Language
i need your help on my homework i need to check grammar and spelling in my American Sign language Paper can you help me with it.
asked by LOLA 
physics
A uniform electric field of magnitude 2.80×10 ^4 N/C makes an angle of 37 degrees with a plane surface of area 1.40×10−2 m^2. A)What is the electric flux through this surface? N * m^2/C
asked by jazz 
Math
Reno, Nevada and Salt Lake City, Utah are about 400 miles apart today. Yet 15 million years ago they were only 250 miles apart. The continental crust is being stretched by plate tectonic forces. How many inches per year do the two cities move away from
asked by B 
chemistry
Gas X has a mass of 28.02 amu and gas Y has a mass of 32 amu. Which gas will diffuse faster?
asked by Anonymous 
Precalculus
Which of the following is a solution for the equation 1/485tan^2x = 0? a) pi b) pi/2 c) 485pi d) no solution Which of the following is NOT a solution to the equation 4sin^2x = 1 for 0≤x≤2pi? a) 30 degrees b) 210 degrees c) 150 degrees d) 120 degrees?
asked by Melissa 
Physics
What is the magnitude of the electric field at a point midway between a 5.1 microC and a +6.1 microC charge 10cm apart? Assume no other charges are nearby. What is the direction of the electric field?
asked by Mike 
Medical Terminology
Proofread for Capitalization and Punctuation errors. Carina was inspected at that time, which appeared sharp with no mucosal lesions noted. A 2% lidocaine was instilled over the carina. Right main stem bronchus was inspected next. Opening to the right
asked by Cindy 
alegebra
find the area when b=15 m (metera) and h=20m
asked by colorado college 
Medical Terminology
PROCEDURE: The patient was prepped and draped in the usual sterile fashion. Examination of the vocal cords in a sitting position revealed a polypoid growth in front of the left false vocal cord with erythematous base and yellow colored tip. Vocal cord
asked by Cindy 
hospitality
why and when you whip eggs?
asked by miranda 
Social studies
Make a help wanted ad, regarding the life on galleon 1500. Assume you are a Spanish Galleon.
asked by Karli 
statistics
What is the probability that the following system works if each unit fails independently with probability p? ____o_____o_____   _______o________   ____o_____o_____ Note: In the above circuit "o" represents 5 relays in the circuit with propability p
asked by tina 
geometry
Simplify the ratio: 48 ft.  36 ft.
asked by alex 
Physics
A penny is dropped from rest from the top of a very tall building. Assuming the height of the building is 406 m and ignoring air resistance, find the speed with which the penny strikes the ground.
asked by Candy 
TOm
Hello, this is the last question that I can't seem to or be able to solve: 1. Jenny (75 kg) goes on a ski trip. She goes down a slope that's inclined at 15*. The drag coefficient of Jenny is 0.300, the surface of contact with air is 0.750 m^2 and the air
asked by Physics 
Physics
Wrote the name and subject bad in the other post, sry:: Hello, this is the last question that I can't seem to be able to solve: 1. Jenny (75 kg) goes on a ski trip. She goes down a slope that's inclined at 15*. The drag coefficient of Jenny is 0.300, the
asked by Tom 
Business Finance
Earl Miller plans to buy a boat for $19,500 with an interest charge of $2500. Earl figures he can afford a monthly payment of $650. If Earl has to pay 36 equal monthly payments, by how much can he afford the boat per month?
asked by Terry 
psychology
what school of thought would best describe rioting behavior after a large sporting event
asked by Heather 
Comm 100
Amanda sits in the seat right next to another person in a movie theater full of empty seats. The other person gets up and moves to another row. According to the expectancy violations model, the other person responded to Amanda's behavior by ________.
asked by Amanda 
physics
A typical lightning bolt has about 10.0C of charge. How many excess electrons are in a typical lightning bolt?
asked by Keilah 
calculus
The question I'm having problems with is If f(x)=3x^2+7x+2, find f'(4) , using the definition of derivative.f'(4) is the limit as x> ________ of the expression __________________. The value of this limit is _________________. I've got the first part that
asked by Ron 
trigonometry
refer to the graph of y=sin(x) or cos(x) to find the exact values of (x) in the interval [0,4pi]that satisfy the equation. 4sin(x)=4
asked by esperanza 
Math
How do I set this up and solve it? Tom has a collection of 30 CDs and Nita has a collection of 15 CDs. Tom is adding 1 CD a month to his collection while Nita is adding 4 CDs a month to her collection. Find the number of months after which they will have
asked by Mary 
242
Carlos enters 10 into a function machine and gets 8. Then he enters 15 into the machine and gets 9. What rule does the function machine use when a number is entered into it?
asked by 15 
Chemistry
assuming complete dissociation of the solute, how many grams of KNO3 must be added to 275 mL of water to produce a solution that freezes at 14.5 C? The freezing point for pure water is 0.0 C and is equal to 1.86 C/m .
asked by Colin 
Math
How do I factor this: x^6124x^3125
asked by Liz 
math problem solving
Alana has 7 children and brought a $9.95 shirt for each of them. The cashier charged her an additional $13.07 in sales tax. She left the store with $7.28. How much money did Alana start with?
asked by jack 
TRIG
Find the remaining trigonometric ratios of θ if sin(θ) is given and θ QI sin(θ)=7/sqrt 149 cos= tan= cot= csc= sec=
asked by thomas 
physicsE&M
An infinite line charge of uniform linear charge density lambda = 2.5 micro Coulombs lies parallel to the y axis at x = 0 m. A point charge of 3.5 micro Coulombs is located at x = 2.5 m, y = 3.5 m. Find the x and ycomponents of the electric field at x =
asked by aaron b. 
math
jen and heather went to lunch. when the bill came, jen discovered she had only$6. luckily, heather had enough money to pay the other part, or three fifths. how much did heather pay? how much was the bill?
asked by fatama 
math
Factor the given expression. a) 6y^2 − 53y − 9 b) Set the expression equal to zero and solve for y. y= (smaller value) y= (larger value)
asked by Rachel 
algebra
a cannonaball is fired stright up into the air at a speed of 80 ft/sec from a height of 2ft. A. when will the cannon ball be 98 ft in the air? B. when will the cannonball hit the ground?
asked by poi 
chemistry
Suppose you dump a 5lb sack of sugar into Bellingham Bay. Assume the sugar disperses uniformly throughout all of the world’s oceans. Estimate how many molecules of sucrose would be found in each liter of sea water.
asked by ana 
Physics
A 14 kg rock starting from rest free falls through a distance of 5.0 m with no air resistance. Find the momentum change of the rock caused by its fall and the resulting change in the magnitude of earth’s velocity. Earth’s mass is 6.0 × 1024 kg. Show
asked by Pat 
Trig
tan(θ) = a (a ≠ 0), find cot(θ).
asked by Jimmy 
English
I don't know exactly how to express these concepts. I urgently need to express them in English. Please, help me! 1) Tomorrow I will tell both our French and German partners that your school is going to cooperate with us on the project. 2) We have agreed on
asked by Henry2 
CHEMISTRY
Suppose you dump a 5lb sack of sugar into Bellingham Bay. Assume the sugar disperses uniformly throughout all of the world’s oceans. Estimate how many molecules of sucrose would be found in each liter of sea water.
asked by ana 
math
If sin(θ) = 1/√2, find sin2(θ). (Recall that sin2(θ) means (sin(θ))2.) sin2(θ) =
asked by Jimmy 
math
i am a number between 20 and 30. when you put me into 6 equal groups, there is an even number in each group
asked by zitlaly 
Math (11)
The sum of the first 16 terms of an arithmetic sequence is 23 times the sum of the first 4 terms. Find the 10th term of the sequence if the first term is 2
asked by Inder 
trig
What are the coordinates of the terminal point determined by t=7pi/6 ?
asked by BreAnne 
trig
Sketch a unit circle and label the terminal points corresponding to t= pi/4, 3pi/4, 5pi/4, 7pi/4. Include the coordinates of each point
asked by BreAnne 
trig
What is cos(11pi/3)? Explain your thinking. What is sin(13pi/4) ? Explain your thinking.
asked by BreAnne 
English
Thank you very much! Here are the last sentences I need you to check. 1) Could you also email (to my school) a short presentation of your school, explaining which scientific subjects your students learn and if they learn them in English? 2) (I need to
asked by Henry2 
Physics
Explain why a rapidly spinning gyroscope, mounted in a frame that allows it to rotate in any direction independently of the frame’s rotation, tends to maintain its axis pointed in the same direction in space.
asked by Pat 
Physics
A 44 kg child jumps off a 2.2 kg skateboard that was moving at 8.0 m/s. The skateboard comes to a stop as a result. Find the speed at which the child jumped from the board. Show all your work. Assume a frictionless, closed system.
asked by Pat 
math
try writing tour own equalgroups riddle
asked by zitlaly 
English
Sentence 3 was incomplete. Can you please help me to express it better? Thank you 3) The final product of our research will be both a DVD and a film. The French school has the instruments (?) to make a film out of our common experiences. (The students will
asked by Henry2 
American History
In 1700, which of the following colonies had the largest slave population relative to its overall population
asked by Anonymous 
finance
Assume investors expect a 2.0% real rate of return over the next year. If inflation is expected to be 5.0%, what is the expected nominal rate dor one year US Treasury security?
asked by fran taylor 
finance
A thirty year US Treasury bond has a 4.0% interest rate.In contrast a ten year treasury bond has an interest rate of 3.7%. If inflation is expected to average 1.5% points over both the next ten years and thirty years, determine the maturity risk premium
asked by fran taylor 
English
Here are the last sentences. Thank you very much. 1) Ten students and two teachers (from each of the four schools) will take part in the mobilities of this twoyear project. 2) The teachers and the students involved will be chosen by each school
asked by Henry2 
finance
You are considering an investment in a one year government debt security with a yeild od 5% or a highly liquid corporate debt security with a yeild of 6.5%. The expected inflation rate for the next year is expected to be 2.5%. A. what would be your real
asked by fran taylor 
finance
A treasury note with a maturity of four years carries a nominal rate of interest of 10%. In contrast, an eight year treasury bond has a yeild of 8%. A. If inflation is expected to average 7% over the first four years,what is the expected real rate of
asked by fran taylor 
English
Writeacher, this is my last doubt! As I couldn't find anything on the objectives of a project on the biodiversity of water in English I'll have to refer to these objectives which refer to soil. Do you think you can help me? The topic must be water (rivers,
asked by Henry2 
English
I left out a sentence, too. Thank you very, very much 1) In particular, your school would analyze the water in your local area (the results of which will then be exchanged through an Etwinning platform set up by the German schoool) and you would also help
asked by Henry2 
physics E&M
I posted a question on here earlier but I wasn't able to solve from what the person had told me. An infinite line charge of uniform linear charge density lambda = 2.5 micro Coulombs lies parallel to the y axis at x = 0 m. A point charge of 3.5 micro
asked by aaron b. (again sorry) 
Math, Algebra I
A Parent sets up a bank account with $4000. The bank pays 8% interest. The Parent will put in $3000 every year till the child turns 18. I need the equation.
asked by Yun 
Precalculus
Consider the equation 7sin^2x  (4sin2^x)/cosx = 1 a) Put the equation in standard quadratic trig equation form. Why is it 7sin^2x  8sinx + 1 =0?
asked by Melissa 
Advanced Biochemistry
Cryotosporidium pervum sporozoites are prolate spheres approximately 4 um long and 1 um wide. The average density of the cell is 1.28 g/mL. Approximately 7% of the wet weight of the organism is soluble protein. Estimate the number of molecules of a
asked by Remy 
business
which statement presents a negative element in a positive way? the part cant be replaced at no charge only if your unit is less two years old. if your unit is too old,you will have to pay 49$ for a replacement part. we cannot replace the part for free on
asked by gail 
math 242
It is estimated that the demand for a manufacturer's product is increasing exponentially at an instantaneous rate of 7% per year. If the current demand is increasing by 7000 units per year and if the price remains fixed at $100 per unit, how much revenue
asked by tim 
Film Literature
What was the first comedy movie ever made?
asked by Allie 
human services
How is testretest reliability used in the human services research? Can you help me find the web sites that may have the information to answer this question.
asked by Patiance 
Physics
A 3.70kg box is sliding across the horizontal floor of an elevator. The coefficient of kinetic friction between the box and the floor is 0.470. Determine the kinetic frictional force that acts on the box when (a) The elevator is stationary. (b) The
asked by Sejul 
calculus
Find area of the region under the curve y = 5 x^3  9 and above the xaxis, for 3¡Ü x ¡Ü 6. area = ??
asked by tim 
Math
Determine the exact value of cos 465 degrees a) √3 + √2/2 b) √2 + √3√2/4 c)√2  √3√2/4 d)2+√2√3√2/4
asked by Jake 
math
what is the length of a diagonal of a square whose side measures 6cm.?
asked by Randy 
math
the absolute value of an integer is always greater than the integer. True or False?
asked by Randy 
Algebra
the length of a rectangle is x inches and its width is 4 inches more than two thirds of its length. What is the perimeter of the rectangle in inches?
asked by May 
science
How can you predict if a block of plastic will float in water? I know it has something to do with density but not sure. Thanks..
asked by Brandi 
math
what is the length of a diagonal of a square whose side measures 6cm.?
asked by Randy 
sociology
what is the obstruction that terrorism places on the pursuit of peace and what approaches to peace are deterred by terrorism
asked by Stacy 
History
What is the function of the Articles of the Constitution?
asked by Jane 
History
The Bill of rights was ratifid by what fraction of all state legislatures?
asked by Jane 
History
How does most state constitutions differ from the US Constitution?
asked by Jane 
Physics
An object has a weight of 0.838 N. It is suspended from a scale, which reads 0.705 N when the piece is submerged in water. What are the volume and density of the piece of metal?
asked by Tor 
geometry
if I want a ramp with a 30 foot length, and a 5 percent up grade starting at 0, how high will the tall end be?
asked by randy 
Physics Help!
A 220 uF capacitor with a 10% tolerance rating is charged. The voltage across the capacitor is measured to be 110 +/ 5.5 volt. Calculate the electrical charge stored in the capacitor. Estimate the error in the charge by propagating the uncertainty in the
asked by Mary 
math
the length of a rectangle is x inches and its width is 4 inches more than two thirds of its length. What is the perimeter of the rectangle in inches?
asked by needhelpplease 
Physics
A technician performs an experiment on a glass slap and finds that the critical angle for total internal reflection at the glass (refractive index n1) air (refractive index n2 = 1) interface is 43 +/ 2 deg. Find n1 and the associated error.
asked by Lewis 
PHYSICS
The Victoria Falls is the tallest waterfall on Earth measuring 108 meters at its highest point. How long will it take for a single drop of water to fall over its edge into the chasm below?
asked by MARTHA 
physics
The angle between the polarizer transmission axis and the plane of polarization of the incoming light is 30 +/ 2 deg. If the incident light intensity Io is 100 W/cm2 what would be the intensity I after the light is transmitted through the polarizer? What
asked by Melissa 
Calculus (VectorValued Functions)
"a ball is thrown horizontally from the top of a cliff 256 ft high with an intial speed of 50 ft/sec. find the time of flight of the ball and the distance from thr base of the cliff to the point where the ball lands"
asked by TheThinker 
Algebra
Solve: 27/t7=t+7/3
asked by Anonymous 
Physics
A 784 Newton astronaunt travels to Neptune's largest moon, Triton, with a simple bathroom scale. While standing on the surface of the moon, he finds that he now weighs only 62 Newtons. What is g, acceleration due to gravity, on Triton?
asked by Tracy 
business
which of the following would not be an informative or positive message? summary, procedures manual, transmittal, and direct request
asked by gail 
algebra
Find the equation using a slopeintercept form if possible.. xintercept −1, yintercept −2 I do not know how to start this.. HELP!
asked by sarah 
math
A rectangular parking lot is to be constructed on land bordered on one side by an alley. There is 360 ft of fencing to use along the other three sides. What should be the dimensions of the lot if the enclosed area is to be maximum?
asked by mike 
Physics
A room measures 4.0 m by 3.9 m by 4.5 m. The heating and airconditioning ducts to and from the room are circular with diameter 0.37 m and all the air in the room is to be exchanged every 14 min. (a) What is the average flow rate? m3/s (b) What is the
asked by Marisca 
math
Find the Range of the following relation y=a^2xax^2, x≥1/2a, a
asked by Samuel 
english / compare & contrast essay
Hey guys!! I was hoping someone could critique/view/edit me essay for me? :) It's a compare and contrast essay on Mother Tongue by Amy Tan, and How to Tame a Wild Tongue by Gloria Anzaldúa. I'm a hs junior but i'm also taking college english~critical
asked by Amy