Questions Asked on
January 11, 2012

math
a school playground is in the shape of a rectangle 700 feet long and 200 feet wide. if fencing cost 20 dollars per yards what will it cost to place fencing around the playground
asked by ash 
Physics
The springs of a 1100 kg car compress 6.0 mm when its 68 kg driver gets into the driver's seat. If the car goes over a bump, what will be the frequency of vibrations?
asked by Anonymous 
Chemistry
Calculate the density of sulfur trioxide gas at 35 degrees celsius and 715 torr pressure. I know that d=m/v = PM/RT. Im not sure how to set this up. I know the molar mass of sulfur trioxide is 80.0642 but im not sure if I need to use that.
asked by Hannah 
Biology
In an experiment designed to measure the distance a golf ball is hit by clubs made of different material, a standardized variable would be: A The distance the golf ball traveled B The type of material the club is made of C The material the golf ball was
asked by Brooke 
finance
10. A firm has a beta of 1.2. The market return equals 14 percent and the riskfree rate of return equals 6 percent. The estimated cost of common stock equity is _____ percent. (Please calculate the arithmetic solution and show your work)
asked by Vanessa 
trig
write sec theta in terms of sin theta when theta lies in quadrant III
asked by Bonnie 
english
38. Which of the following sentences contains a helping verb? (1 point) Eduardo looked in the basement, but the puppy wasn’t there. Sakkom hung wind chimes because she loves the sound. Roger has never performed a solo in his life. The leader of the troop
asked by Lisa 
Math (algebra)
Matt has to bake muffins. He uses x eggs for each 200 grams of flour. If he has to use 900 grams of flour how many eggs will he use? I have to set this up as an algebra problem. I am stuck. Our class is just learning this and I don't understand.
asked by zach 
Geometry
Jonathan is 3 ft from a lamppost that is 12 ft high. The lamppost and it's shadow form the legs of a right triangle. Jonathan is 6 ft tall and Is standing parallel to the lamppost. How long is Jonathan's shadow? I don't get how the answer is square root
asked by Anonymous 
chemstiry
titration of 25ml of Na2CO3 with 0.352mol/l HCl of 15.2ml what is the molar concetraion of sodium carbonate
asked by hana 
AP Environmental Science (URGENT)
Strontium90 is a radioactive waste product from nuclear reactors. It has a halflife of 29 years. How many years will it take for a quantity of strontium90 to decay to 1/16 (onesixteenth) of its original mass?
asked by Heather 
math
7. A _______ is a group of people who agree to save their money together and to make loans to each other at a relatively low rate of interest. [A. commercial bank] B. credit union C. Christmas club D. investment firm
asked by jake 
Chemistry(Please check)
1) Which statement below is incorrect if any? a)when gas is at STP, the pressure of the gas is at 1.00 atm. b)when a gas is at STP, the temperature of the gas is 25 degrees celsius c)at STP the molar volume of a gas is 22.4L d)at STP the molar volume of
asked by Hannah 
World History
Need help with these: 21. English philosopher who believed all people have natural rights Thomas Hobbes 30. Ancient Greek philosopher and teacher who died for his beliefs Aristotle? Thanks MC
asked by mysterychicken 
algebra
A bank teller has t dollars, all in $5 bills. What expression represents the number of $5 dollar bills the teller has?
asked by Anonymous 
Financial Accounting
1. Post the following transactions of a restaurant to prepare the journal ledger and trial balance. Jan  2011 Transaction Amount 5 Started the business with cash 2,50,000 10 Deposited in the bank 50,000 15 Purchased tables and chairs 80,000 20
asked by Kavya Tank 
algebra equation solving
(y+2 ) (y)  subtract  (y^249) (y^26y+7) The directions are subtract and simplify....
asked by Rochelle 
science
Do whitefish embryo cells continue to divide indefinitely? ty
asked by just me :) 
World History
In the reading. What to do about the Christians?, the emperor trajan and pliny the Younger exchange legtters concerning the persercution of christians. From this exchange which of the following assumptions could NOT be made? A.Neither party knows much
asked by sarah 
Spanish
How would I say "Where is your toque" in spanish. dónde está tu toque? not sure.
asked by Sarah 
science
compare and contrast endocytosis and exocytosis.
asked by Anonymous 
Math
What is the constant of variation? An xy table shows the following coordinate pairs: four comma fifteen, five comma twelve, and six comma ten. Answer 1 3 thirty sixty I have been stuck on it all day. I am in urgent need of help
asked by Daniel 
science
a turtle has a mass of 10 kilograms and is traveling 5 m/s down a hill. the hill has a height of 35 meters. what is the kinetic energy of the turtle traveling down hill?
asked by yasmine 
algebra
What is 34 divided by 24 in a lowest form
asked by Lori 
health
do you know of a website for my health class that has easy to understand medical terms and explanations?
asked by marko 
business
Positive roles and actions of individuals that help the group achieve its task goals include?
asked by donna 
English
I urgently need to translate this. Actually, it refers to the preliminary meeting for our project. I need help with the word choice. Thank you. 1) In order to plan everything before your arrival, we need to have a few details about your travel
asked by Henry2 
chemistry
A sample of argon of mass 10.4 g occupies 2100 ml at 30 oC . (i) Calculate the work done by the gas when it expands isothermally against a constant external pressure of 31.1kPa until its volume has increased by 483.1ml. (ii) Calculate the work done by the
asked by sand 
chemistry
A strip of aluminium of mass 40.7g is dropped into a beaker of dilute hydrochloric acid. Calculate the work done (in J) on the surrounding atmosphere (1atm pressure, 26.1oC ) by the evolution of hydrogen in the subsequent reaction. State any assumptions
asked by sand 
physics
A student rides on a train traveling at Vt = 36ikm/hr (with the respect to the ground). What are the speed and the velocity of the student with respect to the ground if he runs at 5.0im/s? 5.0 m/s? 5.0j m/s perpendicular to the direction of motion of the
asked by Annie 
World History
In the reading. What to do about the Christians?, the emperor trajan and pliny the Younger exchange legtters concerning the persercution of christians. From this exchange which of the following assumptions could NOT be made? A.Neither party knows much
asked by sarah 
Chemistry
Ethane (C2H6) reacts with oxygen to produce carbon dioxide and water. Assuming there is an excess of oxygen, calculate the mass of CO2 and H2O produced from 1.25 g of ethane
asked by Kelly 
Chemistry
320g of sulfur dioxide react with 32.0g of oxygen and excess water to form sulfuric acid (H2SO4) a. What is the limiting reagent? b. What is the theoretical yield of product? c. How many grams of excess reagent will remain?
asked by Kelly 
calculus
graph this function and determine the domain,range and vertical asymptote. f(x)=In(4x) no need to graph just assist with points
asked by Sara 
physics
The potential diffrence across a series combination of 4(micro)F and 12(micro)F capacitor is 240V. What is the potential diffrence across 4(micro)F capacitor?
asked by Nuwaya 
English
For the poem below named the new colussus i have to define what the new world is being portrayed as but i don't understand it, if someone can help me please : Is anyone familiar with the poem the new colossus : The New Colossus Not like the brazen giant of
asked by Sandi 
Finance
When solving for EBIT, What kind of algebra do I use? I replaced EBIT with x. The equation is: (x0)(1.4)/80,000=(x153,400)(1.4)/40,000
asked by Please help 
Physics
Summarize two observations that are contrary to the predictions based on Newton’s laws but that confirm Einstein’s explanation of gravity. Indicate how the predictions based on Newton’s theory differ from Einstein’s.
asked by Pat 
chemistry
When 0.373 g of compound X is burned completely in a bomb calorimeter containing 3000 g of water, a temperature rise of 0.341 C is observed. What is ∆Urxn for the combustion of compound X? The hardware component of the calorimeter has a heat capacity of
asked by bob 
chemisty
The molar heat capacity of C6H6(ℓ) is 136 J/mol ·◦C and of C6H6(g) is 81.6 J/mol · ◦C. The molar heat of fusion for benzene is 9.92 kJ/mol and its molar heat of vaporization is 30.8 kJ/mol. The melting point of benzene is 5.5 ◦C, its boiling
asked by bob 
physics
a comet experiences uniform acceleration from 60 m/s to 183 m/s in 10.0 s. what is its rate of acceleration ?
asked by Anonymous 
geometry
The verticals of quadrilateral ABCD are given. Draw ABCD i'n a coordinate plane and show that it is a parallelogram
asked by Hayle 
Science
Compare and contrast passive and active transport.
asked by Anonymous 
physics
A hallway display of energy is constructed in which several people pull on a rope that lifts a block 1.10 m. The display indicates that 0.85 J of work is done. What is the mass of the block?
asked by skylar 
socials
how poverty defined in canada? person living in poverty in canada have access to health care, education and other services. i not sure if this be definition. what difficulty there be matching poverty in canada with poverty in developing countries? poverty
asked by Mohammad 
physics
how long will it take a car to cover a distance of 500 meters if it accelerates from rest at a rate of 5.50 m/s2?
asked by Aries 
finance
28. Ag Silver Mining, Inc. has $500,000 of earnings before interest and taxes at the year end. Interest expenses for the year were $10,000. The firm expects to distribute $100,000 in dividends. Calculate the earnings after taxes for the firm assuming a 40
asked by Vanessa 
geometry
What is the measure of x if the measure of angle ABD is represented by 4x, the measure of angle DBC is represented by 3x and the measure of angle ABC is 77 degrees?
asked by nickic 
finance
19. Temple, Inc. has sales of $329,000, cost of goods sold of $204,000, depreciation of $5,900, and interest expense of $15,100. The tax rate is 34 percent. What is the times interest earned ratio? (Please calculate the arithmetic solution and show your
asked by Vanessa 
social studies
What was the main economic system in the middle ages
asked by glenn 
Math
Solve using the substitution method x3y=20 5x+3y=40
asked by Chrissy 
algebra
(1(1/x)) / (1x) = ? please help i don't know what to do next.....
asked by dee 
Physics
Daniel tosses a ball upwards with an initial velocity of 10.0 m/s. In meters per second, what is the velocity of the ball 1.3 seconds after he threw it? (use 10.0 m/s2 for g and use the upward direction as positive)
asked by Jen 
Math
Solve using the elimination method. 3x+6y=3 6x+4y=10
asked by Chrissy 
Science
The amount of friction exerted when an object moves across a surface depends on how the object and the surface rub together. For which of these surfaces will friction be greatest when a block of wood slides across it? a)wet ice; b)glass mirror; c)thick
asked by Micaela 
Physics(urgent)
A stream of water from the nozzle of a fire hoZe emerges horizontally with a speed 16m/s. the nozzle is 20m above the ground, find the time ot hits the groun
asked by Aika 
Physics(urgent)
A stream of water from the nozzle of a fire hoZe emerges horizontally with a speed 16m/s. the nozzle is 20m above the ground, find the time ot hits the groun
asked by Aika 
poetry
I have to write a poem at least 15 lines about how i have accomplised something and these elements have to be in it .... Rhyme,imagery,simile,mataphor,figurativelanguage,slang/hyperbole HELP ME PLEASE!(:
asked by candace 
math
Solve using the elimination method. 4x+3y=45.5 5x+8y=43
asked by Chrissy 
Business
I am working on an unadjusted trial balance and the assignment says to prepare one for the end of July. Do I use ALL ledger accounts even if there was no activity in July? OR do I just use the July accounts?
asked by Diane 
Maths
M says that every number in the nineties is composite.J says that one number in the nineties is prime. who is correct?
asked by Rupa 
physics
Daniel tosses a ball upwards with an initial velocity of 10.0 m/s. In meters/second, what is the velocity of the ball 1.3 seconds after he threw it? (use 10.0 m/s2 for g and use the upward direction as positive)
asked by Jen 
socials
how useful be the terms developed and developing in pointing out differences in standaards of living among countries? i not know about this one because when you hear developed you think that this country place have everything it need and you hear
asked by Mohammad 
math
Nazir saved $900 to buy a plasma tv, he borrowed the rest at an interest rate of 18%/a compounded monthy, 2 years later he paid $ 1420.50 for the principal and the interest, how much did the tv originally cost
asked by Annie 
Math
Dieter deposists $ 9000 inoan account that pays 10%/a compunded quarterly, after 3 threes the inerest rate changes to 9%/a compounded semiannually, calculate the value of his investments 2 years after this change
asked by Annie 
English 7  Check in My Notebook Day (plz read)
Ok tomorrow at my school we are having Check in My Notebook Day. It's a day when all of your teachers check your binder and/or notebook to see if you have all of your handouts they have you, notes you take in class, you date each classwork papers in order,
asked by Laruen 
Math
Tia is investing $ 2500 that she would like to grow to $ 6000 in 10 years, at what annual interest rate compounded quaterly must Tia invest her money
asked by Annie 
physics
Calculate the period of a ball tied to a string of length 1.7 m making 3.6 revolutions every second. Answer in units of s Calculate the speed of the ball. Answer in units of m/
asked by Edith 
physics
A communications satellite is in an orbit that is 3.1 multiplied by 107 m directly above the equator. Consider the moment when the satellite is located midway between Quito, Equador, and Belem, Brazil; two cities almost on the equator that are separated by
asked by Anonymous 
physics
If you move 10 km North, 10 km East, and 10 km South, a) What is your displacement? b) What is the total distance you traveled?
asked by Amna 
physics
Daniel tosses a ball upwards with an initial velocity of 10.0 m/s. In meters/second, what is the velocity of the ball 1.3 seconds after he threw it? (use 10.0 m/s2 for g and use the upward direction as positive)
asked by Anonymous 
physics
Daniel tosses a ball upwards with an initial velocity of 10.0 m/s. In meters/second, what is the velocity of the ball 1.3 seconds after he threw it? (use 10.0 m/s2 for g and use the upward direction as positive)
asked by Anonymous 
Math
To buy both a new car and a new house, Tina sought two loans totalling $319.531. The simple interest rate on the first loan was 2.7%, while the simple interest rate on the second loan was 2.6%. At the end of the first year, Tina paid a combined interest
asked by Chrissy 
math
sin42=165/x
asked by karim 
Science
If blue eyes are dominant to green eyes, and two parents have a 50% chance of producing offspring with green eyes. What must the genotypes and phenotypes be for the parents of the offspring. Complete a punnett square to answer this question.
asked by Jay 
preap physics
A 15.4kg block is dragged over a rough horizontal surface by a constant force 191N acting at an angle of 25.3 degrees above the horizontal. The block is displaced 80.4m and the coefficient of kinetic friction is. 2 A) find the magnitude of the work done by
asked by jay 
volta
What the formula for finding the % of 35% of 22. I know the answer is 7.7, but how do u get that answer
asked by tyler 
English
I urgently need you to check these few sentences. Thank you 1)Alonso is desperate because he thinks his son drowned. (I'm not sure whether it is a simple past of drown, or the past partiple, to be drowned?) 2) At the end Prospero and Antonio are
asked by Henry2 
algebra
Pippa filled 1/8 of a jar with blue stones, 1/4 of a jar with yellow stones, and 1/2 of a jar with purple stones. how much of the jar is filled altogether?
asked by Breanna 
Language Arts
I need some help. These are analogies from the Word Within a Word book; List 7: Pugilist is to Pugnacious as... mystagogue is to religious dermatologist is to dermatitis police is to police pedagogue is to pedant Pachyderm is is to Hypodermic as...
asked by Maggie 
physics
The earth is moving around the sun,now a satalite with its escape velocity thrown out from the earth,if the earth will stop then escape velocity of the satalite will same or not??
asked by Pears 
Levy
Given the following data: MnO(s) + H2(g) Mn(s) + H2O(l), H = 100 kJ MnO2(s) + 2 H2(g) Mn(s) + 2 H2O(l), H = –52 kJ use Hess's law to calculate the heat of the reaction MnO2(s) + H2(g) MnO(s) + H2O(l)
asked by Ari 
4th grade math
M says that every number in the nineties is composite.J says that one number in the nineties is prime. who is correct?
asked by R 
math
8(x+1/2)=2x+4
asked by felix 
Algebra 1
During her tennis career, a player won a total of 60 grand slam titles in three categories: women's singles, women's doubles, and mixed doubles. Out of this total, her number of wins in women's singles is eight more than her number of in wins in mixed
asked by Rose 
Chemistry
If we add 25g oe calcium carbonat with 73g of Hcl.what is the volume carbon dixiode in litres.
asked by Faisal 
algebra for Steve
How would i multiply: (4+ radical of 3092+ radical of 3) if they are simplified already inside the parenthesis? what do i do now
asked by Jahnay 
Math
How many time can.03 stamp and .08 go into 2.00 nine different times
asked by Kim 
Physics Momentum
A child bounces a 49 g superball on the side walk. The velocity change of the superball is from 27 m/s downward to 12 m/s upward. If the contact time with the sidewalk is 1 800 s, what is the magnitude of the average force exerted on the superball by the
asked by john Parker 
algebra for Steve
How would i multiply: (4+ radical of 3)(2+ radical of 3) if they are simplified already inside the parenthesis? what do i do now
asked by Jahnay 
writing
Plz tell me some important reports for comming hs exam 2012
asked by Pears 
Math
The bill for a family of four at a restaurant was $ 62. Simon paid $ 72 for the meal and tip. How much was the tip? What percent was the tip?
asked by Kayla 
arithmetic
write a problem with the differace of 20
asked by Anonymous 
math
2c13=5c11 13=3c11 is this the first correct step thank you
asked by jill 
Leadership for Organizations
Why is it important for a leader to be able to manage across cultures? Communicate your thoughts on the following statement: “Leaders who cannot understand cultural differences in people cannot lead or manage them.”
asked by steve 
law and ethics
What disciplinary actions that could be taken against a health care professional and organization for violating applicable healthcare laws such as the HIPAA, the EMTALA, and regulations of the CMS. Identify entities that have the power to apply
asked by Anonymous 
Science
When an unbalanced force acts on an object the motion of the objects changes. Sometimes the object continues to move at the same speed. When that happens, what is it that changes? a)direction; b)friction; c)mass; d)weight
asked by Miliano PLEASE 
Biology
The "Kingdom" is the most all inclusive taxonomic category True or False. I think it is true but not sure
asked by Brooke 
social studies
Middle age Renaissance, reformation, revolution. How was the plague plague
asked by glenn 
Chemistry
If we add 25g oe calcium carbonat with 73g of Hcl.what is the volume carbon dixiode in litres.
asked by Faisal 
algebra
What is 34 divided by 25 in a lowest form
asked by Lori 
physics
Jordan tosses a ball upwards with an initial velocity of 14.0 m/s. What is the displacement in meters of the ball during the first 2.5 seconds after she threw it? (don't include units in the answer, use 10.0 m/s2 for g and use the upward direction as
asked by jen 
math
5/2 has to be made into a mixed number but I'm having problems because i forgot how to do it please help me?
asked by Alicia 
4th math
can you help me with this problem,? here is the number of lunches served last week at a school. 234,234,245,250,255. I already got the median is 245 set and Mode is 234 set. what do you think will be the next number of lunches serves? why?
asked by sue 
Algebra 1
How would i multiply: (4+ radical of 3)(2+ radical of 3) if they are simplified already inside the parenthesis? what do i do now
asked by Jahnay 
math
kevin took 5 1/6 of the pizzas he made to the party. which fractio is equivalent to 5 1/6
asked by kaylin 
Math
Carlos is packing sacks for treats at Halloween. Each sack has to have exactly the same in it .he has on hand 96 small candy bars and 64 small popcorn balls.what is the greatest number of treat sacks he can make?
asked by Julien 
geography
what are the names of five strait's
asked by haya 
sentence help :D
how do you use the word "PROMINENT" in a sentence?
asked by Jackson 
Math RiddleAlgebra With Pizzaz
Did you hear about... i have a,b,c,d,e,f,g,n,o..its "the very sad guy who tried to..fog and thats all i have help?
asked by Elisabeth 
Math 11
I need help on this math problem. The width of a certain painting is 5cm less than twice the length. The length of the diagonal distance across the painting is 107cm. Find the length and width. Round your answer to 2 decimal places. Substitute: diagonal
asked by Need Help 
algebra
WHAT COULD YOU DO TO THE EQUATION 4xY=32 TO KEEP BOTH SIDES EVEN
asked by LEE 
algebra
(Radical of 5 plus radical of 2)x(radical of 5 subtract radical of 2)
asked by Anonymous 
socials
i find this online this question and i want to see if i answer right. why is per capita GDP often criticized as an ineffective means of comparing standards of living between countries? A. it only measures the cost of food B. it relies heavily on
asked by Mohammad 
7th grade Math
Two bags contain the same number of marbles. In one bag, the ratio of black marbles to white marbles is 4:3. In the other bag, the ratio is 3:2. Which bag contains more black marbles? Thanks!
asked by Eric 
please check
the meaning of HUMDRUM is a) morose c) exciting b) ordinary d) disruptive my answer: b) ordinary INTERMINABLE most nearly means a) brief c) internal b) fruitful d) endless my answer: d) endless TRIVIAL is best defined as a) minor c) weighty b) important
asked by saranghae12 
chemistry
Explain the difference between crystalline and amorphous solids
asked by Anonymous 
Physics
A car and a large truck traveling at the same speed collide headon and stick together. Which vehicle experiences the larger change in the magnitude of its momentum? (Ignore the friction) 1. the truck 2. The change in the magnitude of momen tum is the
asked by Kudo 
algebra
could you please see if i have correct answers thanks very much use the pointslope form linear equation y3=3(x+1) a. slope is 3 b. point this line passes through that is basis of this equatio y = 3 x = 1 c. rewrite this equation in slopeintercept form
asked by ann 
Englis
She answered (sooner or soonest) of the ten people asked....Which do I use?
asked by Tammy 
social studies
Middle age, Renaissance, reformmation , revolutions, in what city did that Renaissance begin
asked by glenn 
spell
What is a 12 letter word with the 5th letter being a C, the 7th being a E, and the 11th being a T?
asked by Jocelyn 
math
the scale on a map is 1inc=80miles if two cities are 2 3/4 in a part on the map what is the actual distance beteween the cites
asked by Anonymous 
social studies
Who was a english king who broke away from the catholic church And started his own religion
asked by glenn 
Physics
An open train car moves with speed 11.3 m/s on a flat frictionless railroad track, with no engine pulling the car. It begins to rain. The rain falls straight down and begins to fill the train car. The speed of the car 1. increases. 2. decreases. 3. stays
asked by Kudo 
law and ethics
Whats the differences among legal and professional standards of practice
asked by Anonymous 
physics
A block of mass m is placed on a smooth rod of mass m .Rod is horizontal initially. Two threads holding the block inclined at 45degree.Then the right thread is burnt. Just after burning of thread find Tension of left string?
asked by Naina 
math
about 12.6% of the bones are vertebrae in the human back. how many bones in the human body are vertebrae?
asked by Bryan 
social studies
Middle age,Renaissance, reformation, revolution, who came up with the system to classify living things?
asked by glenn 
math
about 12.6% of the bones are vertebrae in the human back. how many bones in the human body are vertebrae?
asked by Bryan 
Math
How do you figure out the equation; 3k/5 + 44 = 12k/25 +8
asked by Jan 
Maths
A hollow spherical metal ball has internal radius 1cm. If the metal is 1/2 cm thick, find the volume of metal ( Take pi equals 22/7)
asked by Math's Noob 
Physics
You are driving your car and the traffic light ahead turns red. you apply the breaks for 3.0 s, and the velocity of the care decrease for +4.5 m/s. if the cars deceleration has a magnitude of 2.7 m/s^2, what is the cars displacement during this time?
asked by Tony 
math
2y+6 for y =4. How do you solve this problem
asked by Misty 
BIO
How does a single spider make a single web that is over 40 feet(12M) long and each end is over 14feet(12M) above the ground in the trees. The low spot in the middle is still over 3 feet(1m) above the ground.
asked by Mesh 
Geometry
find the perimeter and area of a right triangle if the shortest side is 12mm and the longest side is 37mm,
asked by gg 
psychology please help me
How is eccentric behavior different from abnormal behavior? Where does the diagnosis come from?
asked by gia 
Theater
I'm writing a play for theater, but I can't think of a good title. It's about a girl who runs away from a terrible life, but then she meets a guy who changes it all. Help? (:
asked by Rae 
Math
What is the estimate of 2/9 x 17 1/2?
asked by Judy 
algebra
whats the answer to f(x)+43×76÷3=?
asked by nicole 
English
Sometimes words appear as though they begin with a prefix when they actually do not. Each of the following word groups contains a word that looks as though it begins with a number prefix, but does not. Write the word that has no prefix in the blank at the
asked by Curly Sue 
Biology
The transport of blood by the combining of endothelial cells to form a capillary is an example of: An emergent property Natural selection Adaptation A population Asexual reproduction Is it Asexual reprod
asked by Jaxon 
math
find the width of a rectangle with a diagonal and lenght of 20cm and 15cm respectively?
asked by ke 
chem
5 Fe2+(aq)+MnO41(aq)+8 H1+(aq)>5Fe3(aq)+Mn2+(aq)+4 H2O(l) 2 MnO41(aq)+5 C2O42(aq)+16 H1+(aq)> 2 Mn2+(aq)+CO2 g)+8 H2O(l) Both of these reactions result in the purple permanganate (MnO41(aq)) ion reacting to form the colourless manganese (II) ion.
asked by Sailor 
physics
A particle carring a charge of 6*10^5C is located half way b/n two charges 40cm apart. One carries a charge of 1*10^4C and the other 1*10^4 C. If the three charges lie on the same straight line, what is the magnitude and direction of force on the
asked by Nuwaya 
math
To balance a see saw how do you figure how far from the fulcrum should you put the weight.
asked by Kim 
Physics
A ball is thrown horizontally from a platform so that the initial height of the ball is 6.0 m above the level ground below. The ball lands 24 m from its original horizontal location. Find how fast the ball was thrown. Show work i just don't understand
asked by Pat 
hydraulics
a 6 inch pipe full of water extending vertically for 100' what is the pressure at the bottom
asked by art 
algrebra
(6x^2xy+y^2)+(x^29xy+6y^2)
asked by Anonymous 
Algebra 2
Find a1 for the arithmetic series with Sn = 77, an=30, and n7
asked by Embraced 
business studies
why do we study shorthand.
asked by mary 
social studies
What was probably Day Vinci's Most famous painting
asked by glenn 
english
how do you classify "inside a circus room, the gigantic elephant screamed loudly inside the small hole." ??
asked by calli 
math
Joe wants to join a gym where there are two choices for membership payments. Choice A is available for $75 down and $15 per month. Choice B is available for no money down and $25 per month. For how many months should Joe be a member to make choice A
asked by Alyss 
shurley grammar
a bluecrystal butterfly jogged cheerfully across the luxurious garden. ~please classify with shurley method!!
asked by calli 
math
ella reports the hight of a tree in her school is 3.8 m and this measurment to the nearest hundredth of metre what is the least hight she might report?
asked by shatha 
social studies
What was the time period Call during the early 1500s where people wanted to reform the church
asked by glenn 
math
ella reports the hight of a tree in her school is 3.8 m and this measurment to the nearest hundredth of metre what is the least hight she might report?
asked by shatha 
Maths
Calculate the number of litres of water delivered per minute by a pipe with crosssectional area 15 square centimetres, if the water passes through the pipe at an average speed of 30cm/s (second) P.S. Working out please
asked by Jiskhaa 
math
I am divisible by four factors in addition to 1 an myself. I am 7 less than a number with a square array. I am less than 24. What number am I?
asked by Ziana 
precalculus
solve equation show work. log_2(x^2+47)=7
asked by Sara 
Math
I am a perfect square that is 11 more than a perfect square and 13 less than a perfect square. whcih number am I?
asked by Ziana 
trig
evaluate sin (11pi/6) to the nearest thousandth.
asked by Rachel 
SOFTWARE ENGINEERING
Draw an ER diagram its related tables showing its integrity constraints.
asked by Kavya Tank 
precalculus
use properties of logarithm to find the exact value of the expression. squareroot log_2/9(2/9)
asked by Sara 
integral Calculus
ʃ (4sin²x cos²×/sin2x cos2x)dx i've got it from the book and it has an answer from the back page of the book but i want to know how to solve it..i really need it for practicing this subject...please please help..Thanks a lot.. the answer is: 1/2
asked by INTEGRAL 
social studies
Who did joan of arc Believe was leading her army?
asked by glenn 
Geometry
Use the slopes of AB and CD to determine whether AB and CD are parallel, perpendicular, or neither. A(8,5) B(2,4) C(6,0) D(0,4)
asked by Courtney 
Chemistry
What is the different b/n internal energy(^E) and enthalpy(^H)? Under what circumstances are internal energy and enthalpy nearly equal?
asked by Ethio 
precalculus
write the expression below as a single logarithm show work. ln(x7/x^2+12x+36)ln(x^249/x+6)
asked by Sara 
Algebra 2
What is the summation of (n3) from n=1 to n=5?
asked by Embraced 
Science
The journey of a cheese sandwich  how do you explain how cells use food using the big idea of partilces?????!!!!! HELP!!!! i hate these stupid assessments!!!!
asked by Alex 
precalculus
solve the logarithm equation show work. log_7(x8) log_7(x2)=1
asked by Sara 
English
What is another way to say 'make an informed choice'?
asked by Caroline 
science
How do actively dividing cells look different from cells that divide less often? thanks
asked by just me :) 
CALCULUS
ʃ (4sin²x cos²×/sin2x cos2x)dx PLEASE HELP!!
asked by INTEGRAL 
Geometry
Use the slope of AB to determine which line below, if any, is parallel to AB. A(1,8) B6,4) a. y = 5/12x + 5 b. y = 5/12x + 5 c. y = 12/5x + 5 d. none
asked by Courtney 
physics
2. Saturn has a radius of about 9.0 earth radii, and a mass 95 times the Earth’s mass. Estimate the gravitational field on the surface of Saturn compared to that on the Earth
asked by crystal 
precalculus
solve the exponential equation express in exact form only show all work. 2e^x= squareroot 10e^x +3
asked by Sara 
english
I need help explaining why the answers i have are correct. i am stumped please help me! Read the following sentences, and focus on the grammar area specified in the left column. Then, complete Appendix V by entering the correct sentence choice (a or b) for
asked by Chandra 
Science
Why we are using capacitor in a CAMERA for flash as it has a potential diffrence already present
asked by ZUBAIR 
Reading
1. "bedside terror" is a play on the common phrase "beside manner", which is used to describe how well doctors relate to their patients. what is the effect of replacing the word manner with terror?
asked by ruth 
SCIENCE
why human female egg shows unequal holoblastic cleavage since it has very low amout of yolk present in it.
asked by ZUBAIR 
geometry
The graphs y=2x+1 and 2y+x=2 contain 2 sides of a rectangle.if 1 vertex of the rectangle has coordinates (6,3), draw the rectangle.
asked by joe 
english
i need help with finding doing and helping words in the sentences and i have to find the who and what
asked by bee 
Math
How do you solve 2(15a3)=10a46
asked by Jack 
Calc
How close is the semi circle y= sqr.root of 16x^2 to the point (1, sqr.root 3)? using Optimization
asked by Anonymous 
physics
A drag racer starts her car from rest and accelerates at 9.0 m/s2for the entire distance of 105.0 m. What is its speed at the end of the run? Answer in units of m/s.
asked by jen 
English
In the story "The Pig" written by Barbara Kimenye can someone help me figure out what she introduces, develops, and how she resolves a major conflict. I believe it has something to do with not believing retirement was for him and his grandson brings him a
asked by Brandon 
math
What's the Error? Judy added 2 quarts of water to 2 pints of juice concentrate. She says she ended up with 1 gallon of juice. Describe and correct her error.
asked by stephanie 
College english
Can any obstacle or disadvantage be turned into something good?
asked by Genessey 
math 2
let f and g be two functions defined by: f(x)=x+5, with domain all real numbers; g(x)=2x, with all real numbers. which of the following statement are true for f and g?
asked by kiandre 
social studies
What was the king's law call which said that the throne with control religion in england
asked by glenn 
Physics
A ball is thrown horizontally from a platform so that the initial height of the ball is 6.0 m above the level ground below. The ball lands 24 m from its original horizontal location. Find how fast the ball was thrown. Show work i just don't understand
asked by Pat 
math
Miguel uses 3 ounces of cheese in each casserole he makes. How many pounds of cheese does he need to make 32 casseroles?
asked by stephanie 
algebras equations
((y+2)/(y^249))subtract ((y)/(y^2+6y7)) The directions are simplify and subtract
asked by Rochelle 
Physics
A 6.0 kg block of ice rests on a surface that is tilted by = 12°. Find the acceleration of the block ignoring any friction.
asked by Pat 
english
When Marcos walked into the room, we turned on the lights and yelled "Happy birthday!
asked by Anonymous 
Algebra 1
if i solve this problem vertically; (1+ sqrt3)*(1+ sqrt3) do i get 5+ 2sqrt3?
asked by Jahnay 
Physics
A drag racer starts her car from rest and accelerates at 9.0 m/s2for the entire distance of 60.0 m. What is its speed at the end of the run? Answer in units of m/s.
asked by Jen 
social studies
What was this king's law called which said that the throne would control religion in england SorryMrs Sue
asked by glenn 
reading
how do u do a book review?
asked by Jackson 
Math
every time Mr Frank buys 4 pots of flowers for the float, the flower shop will give him 1 pot free.After 4 weeks, he had 50 pots of flowers.How many pots did he get free?
asked by Daniel 
math
I don't know how to make 14/9 into a mixed number please help? Thanks
asked by Alicia 
Montgomery
There are 315 students in sixth grade and about 8/15 take the bus to school each day. Estimate the number of students that ride the bus each day.
asked by Osei Osee 
math
What 42 out of 16 simpfly
asked by xavier 
social
who belived that the land treaties with the united states were fair to native americans? a. william conner b. tecumseh c. Tenskwatawa d. William henry harrison
asked by Rupa 
math
Which division sentence is related to the given set of subtraction sentences? 369=27 279=18 189=9 99=0 Answer choices 36 divided by 9 = 4 36 divided by 18 = 2 18 divided by 9 = 2 36 divided by 12 = 3
asked by Mattie 
math
Using what you know about estimation, explain how you determined the answer to 8/15 multiplied by 315.
asked by Osei Osee 
mathematics
an equilateral triangle has a equal perimeter of a rectangle whose length is 12 meter and whose width is 8.7 meter fined the measurement of the side of the equilateral triangle.
asked by michael 
socials
what is the use of human development index? ranks its member countries according to three measures: adult literacy, life expectancy, and the per capita GDP. i not really understand that definition and i not know how effective it is in high lighting the
asked by Mohammad 
stats
The null hypothesis in this study where μ1 = tv news group, and μ2 = radio news group is
asked by matthew 
math
for the given functions f and g find f o g and state the domain show all work f(x)=sqrt x3 g(x)=x^27x+9
asked by Sara 
math
126 time 123
asked by DJ cool man 
math
find the components f and g so that f og=H H(x) = (1/x+1)^15
asked by Sara 
Chemistry
What is the different b/n change in internal energy(^E) and enthalpy change(^H) ? Under what circumstances are change of internal energy(^E) and enthalpy change(^H)?
asked by Chemo 
APA Format
Hi i have a couple of dumb questions :) I know the good websites for APA formats, but there are a couple of odd questions I have about it 1) If I am having an appendix at the end of my essay, how to i lable it? Do i still put my last name in the top
asked by Dawn 
math
verify that the function f and g are inverse of each other by showing f(g(x)) and g(f(x)) =x f(x)= 62/5x g(x)=155/2x
asked by Sara 
math
the three websites u posted for me to go to didn't help me to understand the questions that were being asked
asked by anonymous 
socials
give number of characteristics that be common to top ten countries apart from those in HDI. i only get death rates, infastructures maybe.
asked by Mohammad 
math
graph the function below. Determine the domain, range, and horizontal asymptote. show work f(x)=(7/5)^(x3)
asked by Sara 
math
a map has a scale of 5 cm represents 3 km. Wich proportion would not allow you to find the actual distance between 2 cities if they are 7 cm apart on the map?
asked by Keisha 
math
Assume you have $100 in an account that pays 6%. Using the Rule of 72, how long does it take to become $200?
asked by anonymous 
physics
I HATE PHYSICS
asked by Cindy 
Finance
Weight (lb) Cost (Overnight) Cost (3Day) 2 $16.00 $2.90 3 $18.25 $3.50 4 $19.50 $3.98 The table above lists shipping rates for DSL (overnight delivery) versus “snail mail” (threeday delivery) for sending a package from Saskatoon Saskatchewan, to
asked by Dantes 
social studies
What Was Thomas more's book called that explained perfect world and criticize his times?
asked by glenn 
Algebra 1
how would you simplify radical of 10?
asked by Jahnay 
science
need a example of the ecosystem cliche
asked by Devin 
Maths
A metal sphere whose diameter is 150cm is lowered into the vessel till it rests on the base. Calculate, in terms of pi, the volume of water which overflows in cubic metres. The vessel has height and diameter of 2m, is a cylinder without a lid and stands
asked by Math's Noob 
french affirmative commands
When you are putting a verb into the tu form of an affirmative comand like don't eat any. Why is it N'en mange pas and not manges (the tu form of manger)
asked by rebekah 
Psychology
How is eccentric behavior different from abnormal behavior? Where does the diagnosis come from?
asked by Gia 
algebra equation solving
((y+2)/(y^249))subtract ((y)/(y^2+6y7)) subtract and simplify ,,,,,i know i need to find LCD which is y+7,and multiply both sides to get it that way i think answer is 6y2/y+7....is this right???
asked by Rochelle 
Kathie
In four years' time, a father will be three times as old as his son. Six years ago, he was seven times as old as his son. How old are they now? Explain your workings. Thanks
asked by Mathematics 
socials
What be the restrictions of measuring development in country by gross domestic product. What be the restrictions? What be advantages? i not really get this, is is that levels of economic development are hard to measure accurately. what to measure be
asked by Mohammad 
Math
Sima invests $ 4240.00 in the first year, $ 4494.40 in the second year , and $ 4764.06 in the third year , how much did sima invest
asked by Annie 
ENGLISH
Please check for any errors and correct them. Any any suggestions would be great. Cancer is known as an unbiased killer that knows no race, age or sex of its victims. The disease, lung cancer, is the number one cause of cancer deaths in the United States.
asked by Chandra 
reading
what does "did you find the book engaging" mean?
asked by Jackson 
Human Body
Why do some areas of our body have stratified squamous epithelium and other areas have simple squamous epithelium?
asked by Lynn 
Calculus
Given the position function s(t) = t cos t, find the velocity function
asked by Anonymous 
Physics
calculate the initial speed of a bicyclist whose final velocity is 20m/s if he accelerates at a rate of 2 m/s2 in 5 seconds?
asked by Arshel 
Marketing
I need help writng a 1,050 to 1,400 paper in which you identify the environmental factors that afect global and domestic marketing decisions Anaylyze the influence of global economic interdependence and the effect of trade pratices and agreements. Examine
asked by Latashia 
SAT
What are some reasons to why the SAT is fair?
asked by Amanda 
Precalculus
Can someone help me with this question (It's a graph) imgur dot com/r16ba One of the answers would be: x= 2 not x=2
asked by Melinda 
social studies
How did immigration change America?
asked by Deborah 
Economics
There are two groups of individuals of equal size, each with a utility function given by U(M) = sq. root(M), where M = 100 is the initial wealth level for every individual. Each member of group 1 faces a loss of 36 with probability 0.5. Each member of
asked by John 
eco/372
what are the positives and negatives of protectionst trade polices on the federal governments part ??
asked by at 
math
7+5m=2m m=.83 would this be correct
asked by jill 
math
A rectangle's length is three times its width. Its perimeter is 67 feet. What are the dimensions of the rectangle?
asked by MB 
physical science
Write a brief essay on the topic of volcanic activity and climate change. Consider such questions as whether there is there a link between volcanic eruption and climate change and what the relationship between the two may be. Research and find a minimum of
asked by Jackie 
geometry
find the value of following sin(cos^1 12/13) give your answer as a fraction
asked by melinda 
Algebra
It says to complete the square for x^24x2=0 How do you do this? Please help.
asked by Christina 
3rd grade math
everytime mr frank buys 4 pots of flowers for the float, the flower shop will give him one pot free. After 4 weeks he had 50 pots of flowers . How many pots did he get free? i cant remember how to set this up?
asked by daniel's mom 
geometry
find the value of following sin(cos^1 12/13) give your answer as a fraction
asked by melinda 
Algebra
Factor x^21=0 How do you factor when there is no B in this equation?
asked by Christina 
Science
When an unbalanced force acts on an object the motion of the objects changes. Sometimes the object continues to move at the same speed. When that happens, what is it that changes? a)direction; b)friction; c)mass; d)weight
asked by Miliano