Questions Asked on
December 1, 2011

Chemistry
Explain how the calculated molarity of the potassium permanganate would be affected by each of the following experimental errors. In each case, you must also state if the calculated molarity is higher or lower than the actual morality. a) Some sodium
asked by 4B 
chemistry
which of the molecules listed below can form hydrogen bond? For wich of the molecules would dispersion forces be the only intermolecular force? Give reasons for answer. A.H2 B.NH3 C.HCl D.HF
asked by selene 
Math Trig Please help!
At one time, Maple Leaf Village (which no longer exists) had North America’s largest Ferris wheel. The Ferris wheel had a diameter of 56 m, and one revolution took 2.5 min to complete. Riders could see Niagara Falls if they were higher than 50 m above
asked by linda 
chemistry
calculate the hydronium ion concentration in an aqueous solution that contains 2.50x10^6M in hydroxide solution
asked by brittney 
geometry
Write the equation for the vertical line that contains point E(8, 6).
asked by Cindy 
Physics
The planet Krypton has a mass of 7.1 × 1023 kg and radius of 3.3 × 106 m. What is the acceleration of an object in free fall near the surface of Krypton? The gravita tional constant is 6.6726 × 10−11 N · m2/kg2. Answer in units of m/s2
asked by Sam 
Physics
A satellite moves in a circular orbit around the Earth at a speed of 6.3 km/s. Determine the satellite’s altitude above the surface of the Earth. Assume the Earth is a homogeneous sphere of radius 6370 km and mass 5.98 × 1024 kg. The value of the
asked by Sam 
chemistry
What mass of steam is required to release 4.36 × 105 kJ of heat energy on condensation? answer in unit of g.
asked by Anonymous 
calculus
Find the integral of x^3 + [(x^4)(tanx)] from pi/4 to pi/4
asked by Gabe 
Math
"A ship leaves port on a bearing of 34.0 degrees and travels 10.4 mi. The ship then turns due east and travels 4.6 mi. How far is the ship from port, and what is its bearing from port?" I would like to know how the actual steps in finding the answer
asked by Mei 
Physics
1.Two balls, each with a mass of 0.871 kg, exert a gravitational force of 8.23 × 10−11 N on each other. How far apart are the balls? The value of the universal gravitational constant is 6.673 × 10−11 Nm2/kg2. Answer in units of m I got .785 which is
asked by Sam 
Chemistry
3NO2 + H2O = 2HNO3 + NO How many grams of nitrogen dioxide are required to produce 5.89 x 10 to the 3rd power kg HNO3 in excess water?
asked by Katelyn 
Physics
A simple pendulum is swinging back and forth through a small angle, its motion repeating every 1.08 s. How much longer should the pendulum be made in order to increase its period by 0.31 s?
asked by Anne 
programming
This pseudocode should detrmine the rental fees for cars // Standard cars rent for $65 per day; compacts rent for $40 per day // and subcompacts rent for $30 per day // Rentals for at least 7 days receive a 20% discount // An error message is displayed if
asked by steve 
physics
A Carnot engine, operating between hot and cold reservoirs whose temperatures are 800.0 and 400.0 K, respectively, performs a certain amount of work W1. The temperature of the cold reservoir is then lowered to 200.0 K (see the drawing), and the work done
asked by Aryiana 
organic chem
In the Titration of amino acids Glycine and Lysine Which data can be obtained with greater accuracy? 1.the pK values from the "legs" ? 2.the isoleric point from the point of inflection?
asked by maya 
physics
A 47 N box is pulled along a frictionless horizontal surface by a 25 N weight hanging from a cord on a frictionless pulley? What is the acceleration of the system (box and the weight)?
asked by dw about it 
statistics
A manager wishes to determine the relationship between the number of miles (in hundreds of miles) the manager's sales representatives travel per month and the amount of sales (in thousands of dollars) per month. Find the equation of the regression line for
asked by Angel White 
Algebra
A gardener is putting a wire fence along the edge of his garden to keep animals from eating his plants. If he has 20 meters of fence, what is the largest rectangular area he can enclose? What quadratic function represents the area of the garden? Thanks
asked by Shadow 
english
the climax comes at the end of the middle section of the story after which the author "ties up loose ends" by telling the reader what happened to each major character. true or false
asked by tracy 
physics
need help quick: Magen's mass is 25 kg. She climbs the 4.5m ladder of a slide, and reaches a velocity of 3.0 m/s at the bottom of the slide. How much work was done by friction on Magen?
asked by Steve 
physics
a sailor pulls a boat along a dock by a rope held at an angle of 55.5 with the horizontal. How much work is done if the sailor exerts a force of 345 N on the rope and pulls the boat 23.8 m?
asked by tammy 
Chemistry
Explain how the calculated molarity of the potassium permanganate would be affected by each of the following experimental errors. In each case, you must also state if the calculated molarity is higher or lower than the actual morality. a) Some sodium
asked by P102 
physics
a 25kg object moving with a velocity of 3m/s to the right collided with a 15 kg object moving to the left at 6 m/s. determine the velocity of the 25kg object after the collision if 15kg object a. continued to move to the left, but only at .3m/s b.
asked by connor 
statistics
Tax Preparers Inc. works 250 days per year. The company uses adding machine tape at a rate of eight rolls per day. Usage is believed to be normally distributed with a standard deviation of three rolls during lead time. The cost of ordering the tape is $10
asked by Brenda 
physics
A rocket weighs 2.0 X 107 N. Its engines exert a force of 2.5 X 107 N at liftoff. What is the rocket's acceleration when it lifts off?
asked by dw about it 
Math
Jim's sandwich cost the same as the comjbined cost of his salad and milk. The sandwich cost three times as the milk. The salad cost $0.20 more than twice the cost of the milk. How much did Jim's lunch cost?
asked by Billy 
Chemistry
How many milliliters of 0.250 M sodium hydroxide are needed to titrate 35.0 mL of 0.425 M hydrofluoric acid?
asked by Victoria 
statistics
one out of three adults has worked in the restaurant industry at some point during his or her life. In an office of 84 workers, how many of these people would you expect to have worked in the restaurant industry at some point?
asked by Anonymous 
science
a gaseous compound of carbon and hydrogen contains 80% carbon by mass, one dm3 of the compound at s.t.p weighing 1.35g. calculate
asked by aduma 
General Physics
A 0.500 kg sphere moving with a velocity (2.00i  3.50j + 1.00k) m/s strikes another sphere of mass 1.50 kg moving with a velocity (1.00i + 2.00j  2.80k) m/s. (a) If the velocity of the 0.500 kg sphere after the collision is (1.00i + 3.00j  8.00k) m/s,
asked by LadyJ 
Statistics
The weights of trout in a certain river follow a normal distribution with mean 3 pounds and standard deviation 0.8 pounds. What proportion of trout weigh between 3.2 pounds and 4.8 pounds? a.) .3891 b.) .9972 c.) .9452 d.) .5865
asked by Jay 
Physics
The volume of a gas is changed along the curved line between A and B in the drawing. Do not assume that the curved line is an isotherm or that the gas is ideal. pressure and volume are: 2.0x10^4 Pa and 2.0x10^(3) m^3 (a) Find the magnitude of the work for
asked by Aryiana 
chemistry
Using electron bookkeeping draw a Lewis dot diagram for NF2H and N2H2 determine how many electrons each atom should be assigned. Thanks Guys I really appreciate it, my assignment is due tonight and the test is tomorrow, could you explain it,thanks
asked by Will J 
Calculus
A car rental agency rents 180 cars per day at a rate of 32 dollars per day. For each 1 dollar increase in the daily rate, 5 fewer cars are rented. At what rate should the cars be rented to produce the maximum income, and what is the maximum income?
asked by JEUCD 12/1/11 
alegebra
Apply the rule (1.5x,1.5y)to the verticies of triangl ABC (0,2)=A (6,2)=B (4,4)=C to get triangle PQR
asked by Laura 
PSYCHOLOGY HELP PLEASE!!
Trish is overweight. When you meet her for the first time, you feel contemptuous. This is an example of: a. stereotyping. b. ethnocentrism. c. discrimination. d. prejudice. I think it is d but I also thought c might be right.
asked by Anonymous 
chemistry
What hybrid orbitals are used by nitrogen in the following species a) NH3 b) H2NNH2 c) NO3
asked by Sharon 
Physics
A 0.500 kg sphere moving with a velocity (2.00i  3.50j + 1.00k) m/s strikes another sphere of mass 1.50 kg moving with a velocity (1.00i + 2.00j  2.80k) m/s. (a) If the velocity of the 0.500 kg sphere after the collision is (1.00i + 3.00j  8.00k) m/s,
asked by LadyJ 
PSYCHOLOGY HELP PLEASE!!
Research on interpersonal attraction has shown that people will be more attracted to each other if: a. they have totally opposite beliefs and personalities. b. their backgrounds, interests, and values are very similar. c. one of them is physically
asked by Anonymous 
geometry
A swimming pool is 30 feet wide and 60 feet long. If it is surrounded by square tiles, each of which is 1 foot by 1 foot, how many tiles are there surrounding the pool?
asked by Anonymous 
physics
A car is traveling 10 m/s when the driver sees a dog in the road. The driver takes 0.7 s to react, then steps on the brakes and slows down at 3.0 m/s2. How far does the car go before it stops? Name the forces, their directions, and the distances involved
asked by JuJu 
Physics help!!
A team of dogs drags a 150 kg sled 1.39 km over a horizontal surface at a constant speed. The coeﬃcient of friction between the sled and the snow is 0.236. The acceleration of gravity is 9.8 m/s^2. Find the work done by the dogs. Also, What is the energy
asked by Elle 
British literature
how do you mark the syllables, separate the feet with vertical lines, and indicate the rhyme scheme of the following passages That time of year thou mayst in me behold______ When yellow leaves, or none, or few, do hang_____ Upon those boughs which shake
asked by alisa 
MathHelp asap please~
For each function, the point given is the maximum or minimum. Use the difference quotient to verify that the slope of the tangent at this point is zero. a) f(x) = 0.5x^2 + 6x + 7.5; (6, 10.5) Difference quotient is f(a + h)  f(a)/h m= f(a+h)  f(a)/h =
asked by Jay 
calculus
A metal chain weighs 30 lbs and is 10 feet long. How much work is required to lift one end of the chain to a height of 15 feet (so that the other end of the chain will be at a height of 5 feet)?
asked by Steven 
GP Caluculus
The third term of a geometric progression is 16. The sum of the third term and the fourth term is 8.Find (a)the first term and the common ratio of the progression. (b)the sum of infinity of the progression.
asked by Watermelon 
Physics
Q. A water pump lift 9kg of water through a vertical height of 3.5 m in 10 minute .calculate the power of the pump?
asked by prem 
geo
a carpenter cut the top section of window frame with a 32 degree angle on each end. The side peices hav an angle of 49 degreese at the top will the side pieces be parallel
asked by shane 
Chemisrty
Carbon tetrachloride (CCl4) and benzene (C6H6) form ideal solutions. Consider an equimolar solution of CCl4 and C6H6 at 25°C. The vapor above this solutionis collected and condensed. Using the following data, determine the composition in mole fraction of
asked by BB 
calculus
A management consultant estimates that the number of hours,h, per day that employees work and their daily pay of p dollars are related by the equation 60h5 = 2,000,000 = p3. Find dh/dp at p = 200 and interpret your answer.
asked by Tina Mae 
physics
What speed would a fly with a mass of 0.71 g need in order to have the same kinetic energy as a 1250 kg automobile traveling at a speed of 11 m/s?
asked by april 
Physics
A vertical spring with a spring constant of 400 N/m is mounted on the floor. From directly above the spring, which is unstrained, a 0.30 kg block is dropped from rest. It collides with and sticks to the spring, which is compressed by 2.7 cm in bringing the
asked by Anne 
Physics
A phonograph record initially moving at 33 1/3 rpm accelerates uniformly to 45 rpm in 2.5 s. What is the angular distance traveled by the record during this time?
asked by Rebecca 
chemistry
magnesium nitrate decompses in water and releases ammonia gas. If 355ml of ammonia is produced at STP, whit is the mass of Magnesim nitrate that reacted. Equation is Mg3N2+6H2O=3Mg(OH)2+2NH3
asked by George 
Physics
Pam has a mass of 44.0 kg and she is at rest on smooth, level, frictionless ice. Pam straps on a rocket pack. The rocket supplies a constant force for 22.0 m and Pam acquires a speed of 58.0 m/s.
asked by Katie 
statistics
A coin was flipped 60 times and came up heads 38 times. (a) At the .10 level of significance, is the coin biased toward heads? Show your decision rule and calculations. I need more than the answer. I'm looking for help on the steps to get to the answer,
asked by Laura 
Psychology Please Help!
Shelby is a very outgoing person who likes being around other people and socializing with them. According to the Big Five trait theory of personality, Shelby would be considered: a. showing signs of her masculine archetypes in her collective unconscious.
asked by Anonymous 
Physics
a 59kg student jumped off the back of a 42kg sailboat, the boat was already travelling at 3.1m/s before she jumped. if she jumpped off with a speed of 2 m/s, how fast was the boat moving? thanks for any help
asked by Josh 
PREAP Physics
From what height would a compact car have to be dropped to have the same kinetic energy that it has when being driven at 100 km/hr?
asked by Mandy 
common factors
i need to use common factors to write 2 factors equivalent to each fractions: 1) 8/24 i got 2/6 and 1/3 2) 18/36 igot 3/6 and 1/2 3) 27/81 i got 1/3 and 9/27 4) 60/140 i got 3/7 and 15/35 5) 30/42 igot 5/7 and 10/14 6) 45/90 igot 1/2 and 5/10 7) 24/84 i
asked by marko 
algebra
Guy wire. How long is a guy wire reaching from the top of a 24ft ploe to a point on the ground 16 feet from the pole What is the exact length? what is the lenght approximated to three decimal palces?
asked by lisa 
GP Caluculus
The third term of a geometric progression is 16. The sum of the third term and the fouth term is 8. Find (a)the first term and the common ration of the progression (b)the sum of infinity of the progression
asked by Watermelon 
Physics
In the process of changing a flat tire , a motorist uses a hydraulic jack. She begins applying a force of F1=8.6N to the input piston. As a result, the output plunger applies a force of F2=305N to the car. The height difference between the input piston and
asked by Sami 
Physics
When you take a bath, how many kilograms of hot water (50°C) must you mix with cold water (13°C) so that the temperature of the bath is 36°C? The total mass of water (hot plus cold) is 215kg. Ignore any heat flow between the water and its external
asked by Sami 
Statistics
In the July issue of Archives of Neurology, researchers reported studying the smoking habits of 12000 people (3000 with Parkinson's disease and 9000 healthy people). They found that those who had smoked the most (the equivalent of a pack a day for 60
asked by Jay 
Need help
Studies have demonstrated that "latchkey children"
asked by Anna 
Physics
The vector position of a 3.00 g particle moving in the xy plane varies in time according to the following equation. r1 = At the same time, the vector position of a 5.85 g particle varies according to the following equation. r2 = For each equation, t is in
asked by LadyJ 
Physics
Five moles of an ideal gas are compressed isothermally from A to B, as the graph illustrates. What is the work involved if the temperature of the gas is 351 K? Be sure to include the correct algebraic sign. I did 8.31x351x5 but the answer is wrong... any
asked by Jasmin 
MATH!!!! 7th
100,121,105,113,108,x; mean 112
asked by jordan 
Physics
A solid object floats on ethyl alcohol, with 60.9% of the object's volume submerged. Find the density of the object.
asked by Sami 
physics
A toboggan of mass 8.4 is moving horizontally at 18 . As it passes under a tree, 18 of snow drop onto it. We're covering Momentum and collisions, and I have no idea where to start here.
asked by Pete 
Physics
A 2.97 kg block initially at rest is pulled to the right along a horizontal surface by a constant, horizontal force of 12.9 N. The coeﬃcient of kinetic friction is 0.126. The acceleration of gravity is 9.8 m/s^2. Find the speed of the block after it has
asked by Jem 
logic
A son and his father take a daily walk up a hill. It is 1.5 km to the top of the hill. As the father gets older he can only walk half the speed of his son. So they start together but the father trails his son. The father reaches the halfway point when the
asked by Dell 
PSYCHOLOGY HELP PLEASE!!
According to the mere exposure effect, we are most likely to feel attracted to people when: a. they are very similar to us. b. they are very different from us. c. we have never met them before. d. we have met them on previous occasions. I think it is a.
asked by Anonymous 
Physics
A convex mirror has a focal length of 15 cm. A 3.0 cm high object is located 10 cm in front of this mirror. Where is the image located?
asked by Jake 
sociology
Define urbanization and suburbanization. What are some ways that urbanization and suburbanization contribute to social problems?
asked by tiffany 
Chemistry
All volume measurements are carried out at the same temperature and pressure. If 20.0 L of O2 (g) are allowed to completely react with a sample of pure CH4 (g) in a combustion process producing CO2 (g) as the only carboncontaining product, what is the
asked by Anonymous 
GP Caluculus
The third term of a geometric progression is 16. The sum of the third term and the fouth term is 8. Find (a)the first term and the common ration of the progression (b)the sum of infinity of the progression
asked by Watermelon 
chemistry
what are the products of the following reaction. CH3COOH+CH3CH2OH> (there is an H+ above the dotted arrow line)
asked by destiny 
Calculus
A certain magical substance that is used to make solid magical spheres costs per cubic foot. The power of a magical sphere depends on its surface area, and a magical sphere can be sold for per square foot of surface area. If you are manufacturing such a
asked by JEUCD 12/1/11 
Algebra
how do you write a polynomial equation that represents the cost of renting a car for m miles.The cost to rent a car for a day is $15 plus $0.15 for each mile driven. help please!!!!
asked by chelsea 
chemistry
which of the molecules listed below can form hydrogen bond? For wich of the molecules would dispersion forces be the only intermolecular force? Give reasons for answer. A.H2 B.NH3 C.HCl D.HF
asked by selene 
geometry
Find the measure of the vertex angle of an isosceles triangle if either of the exterior angles formed by extending the base measures of 112
asked by tina 
Algebra
write 16.3 million in standard and scientific notation form ?
asked by chelsea 
english
1)From reading "Birches," we can conclude that the speaker is a(n): a) boy. b) birch tree. c) old man. d) girl on her hands and knees. 2) the tone of "A Simile" is: a) hopeful b) cheerful c)tense d) light
asked by cheddie 
Calculus I
Find the exact area of the surface obtained by rotating the curve about the xaxis. y = sqrt(1+5x) from 1
asked by Emily 
Calculus
A farmer wishes to enclose a long rectangular pin that will then be divided into four separated, adjacent pins (all 4 pins are in a row) for different breeds of farm animals. He has 1100 feet of fencing available for use. What should the dimensions of the
asked by Kirsten 
physics
A student pushes on a desk with a horizontal force of 125 N and moves the desk 3.2 m directly across the floor. How much work is done?
asked by Patti 
physics
A steel wire in a piano has a length of 0.6000 m and a mass of 3.000 103 kg. To what tension must this wire be stretched so that the fundamental vibration corresponds to middle C (fC = 261.6 Hz on the chromatic musical scale)?
asked by jim 
Physics
A popular carnival ride consists of seats attached to a central disk through cables. The passengers travel in uniform circular motion. As shown in the figure, the radius of the central disk is R0 = 3.00 m, and the length of the cable is L = 1.43 m. The
asked by Jackie 
algebra
How do you write a polynomial for the volume of a box?
asked by Kam 
myer park elementary
What is the analogy for honestly
asked by Anologies 
Psychology Please Help!
In psychology, the study of personality focuses on: a. change. b. stability. c. external factors. d. learned factors. I think it is b. I know personality is the pattern of enduring characteristics that produce consistency and individuality in a given
asked by Anonymous 
PLEASE
ANYONE PLEASE REPLY MY OTHER POST (SCIENCE 7R: LAB QUESTIONS) IS MY ANSWER IS CORRECT ON #13????? PLEASE!!!!!!!!!!!!!!!!!!!!! PLEASE!!!!!!!!  Laruen , Thursday, December 1, 2011 at 6:33pm Chloroplast are used for food making (photosynthesis). That is only
asked by Laruen 
Physics
A light ray travels from water to air. If the ray strikes the water/air boundary at an angle of incidence of 46 degrees, what is the angle of refractiob in air? (n water = 1.33)
asked by Jake 
Physics
A farsighted person has a near point (closest point they can see clearly) of 200 cm. What power and type of lens will correct this condition and allow the person to read a book at 25 cm?
asked by Jake 
math
Jason earns 30 cents for every carrot he sells. He earns an extra $3 for every 30 carrots he sells.How many carrots must he sell in order to earn $555?
asked by Anonymous 
Physics, Kinematics
You drive with a constant speed of 15.1 m/s for 23.4 s. You then accelerate for 28.7 s to a speed of 25.8 m/s. You then slow to a stop in 37.1 s. How far have you traveled? I've tried dividing this into 3 parts. 1st constant speed 15.1m/s*23.4s=353.34 m
asked by Jackie 
books
who saves Buck from impending death at the hands of Hal?
asked by Anonymous 
statistics
A statistician is testing the null hypothesis that exactly half of all engineers will still be in the profession 10 years after receiving their bachelor's. She took a random sample of 200 graduates from the class of 1979 and determined their occupations in
asked by Anonymous 
chemistry
you measure out a 15g sample NaCl. the quantity of this sample is considered what
asked by marlena 
physics
A 1200kg car has its tyres inlated to a gauge pressure of 180kpa.How large an area for each tyre is in contact with the ground
asked by ceasar 
College Algebra
Show all work When a person has a cavity filled, the dentist typically administers a local anesthetic. After leaving the dentist's office, one's mouth often feels numb for several hours. If a shot of anesthesia is injected into the bloodstream at the time
asked by Rick 
sample size/ standard deviations
How do we compute sample size fluctuations? Suppose we have a population of 16000 and a sample size of 30, and the number of samples 1000, what will be the impact on population mean and standard deviation when the population is normally distributed? When
asked by ut 
math
8/10 = w/25 solve
asked by issa 
math
add (3x^29xy+y^2)+(8x^27xyy^2)+(x^2+xy2y^2)
asked by Allison Anderson 
Math
Show all work If $7,500 is invested in a savings account earning 5% interest compunded quarterly, how many years will pass until there is $20,000?
asked by Liz 
Science
How does Earth have seasons?
asked by Josh 
physics
Calculate F_{\rm A} and F_{\rm B} for the beam shown in the figure . The downward forces represent the weights of machinery on the beam. Assume the beam is uniform and has a mass of 260 kg.
asked by axxis 
Geometry
the legs of an isosceles triangle have lengths 2x+4 and x8 the base has length 5x2 whats the lenght of base
asked by Purple 
Algebra
log[3](2x+8)+log[3](3x)=log[3](2) Need help with this one please, thanks.
asked by MV 
algebra
At an ice cream parlor, ice cream cones cost $1.10 and sundaes cost $2.35. One day, the receipts for a totalof 172 cones and sundaes were $294.20. How many cones were sold?
asked by lindsey 
chemistry
A 210 g iron bar is heated and then placed in 100. g of water in an insulated container. The water temperature increases from 21.2 °C to 53.3 °C. What was the initial temperature of the iron bar? (Specific heats: cFe = 0.449 J/gK; cwater = 4.184 J/gK)
asked by Faisal 
Physics
Light shines through a single slit whose width is 1.12 mm. A diffraction pattern is formed on a screen located 4.0 m away. The distance between the middle central bright fringe and the second dark fringe is 4.0 mm. What is the wavelength of the light?
asked by Jake 
science
a bouncing ball of mass 200g leaves the ground with a kinetic energy of 10J a)if the ball rises vertically, calculate the maximum height it is likely to reach. b)in practice, the ball rarely reaches the maximum height. explain why this is so.
asked by anabel 
Calc
We are working on finding the intervals of convergence of power series in class. Why do we not have to test for the convergence of the endpoints for geometric series? They always seem to diverge. Is this a set rule when working with the geometric series
asked by Chloe 
Calculus I
Find the exact area of the surface obtained by rotating the curve about the xaxis. y = sqrt(1+5x) from 1
asked by Emily 
Math
x+3y=1 5x+4y=24 Solve the linear system by using elimination
asked by Kesha 
Ela Help!!!!!!!!!!!!!!!!!!!!!!!
what does Vegetarian  that's an old Indian word meaning lousy hunter mean?
asked by Zack 
social studies
during a group meeting when they are each reading a draft of their formal report, Madiha and Anne realize that sometimes they have the word "there" correctly and sometimes the word should be "their". They use their word processor's "find" feature to help
asked by pam 
calculus
An object moves in such a manner that its velocity at time t is given by v(t) = t3  4t2 +3t At t = 0, it starts at position x = 0. During the interval [0, 4] what is the absolute distance moved?
asked by Mike 
algebra
bonnie is four years older than clyde. ten years she was twice his age. how old is bonnie?
asked by Anonymous 
algebra
find the average rate of change from (2,1) to (8,5) for f(x)=(4x^(2)2x)/(6x)
asked by cj 
math
suppose the diameter of a circle has length d. the length of a chord is c and the length of the arc cut off by the cord is s. express sin(s/d) in terms of c and d
asked by Anonymous 
English
I urgently need you to check these sentences. Thank you. 1) I'm angry/annoyed/upset(?)/ furious with him for arriving late. I'm angry/upset about his behavior in class. I'm fed up with his behavior. 2) I'm dissatisfied/satisfied with my exam result. 3) I'm
asked by Henry2 
statistics
How do we compute sample size fluctuations? Suppose we have a population of 16000 and a sample size of 30, and the number of samples 1000, what will be the impact on population mean and standard deviation when the population is normally distributed? When
asked by Nasir 
business
What are the three elements of customer service, and how are they important to CRM?
asked by Guillermo 
Science 7R (Lab questions)
We did a lab today at science and for homework we have to answer questions about the Lab. I need help on 2. 12. Name two ways that a plant and animal cells differ in structure? 13. How are plant and animal cells different in function? She said that we have
asked by Laruen 
maths
z/7=1/21
asked by talati 
Chemistry 1010
Describe exactly how you would make 150.0g of a 4.00% (w/w) solution of NaBr in water ?
asked by Lori 
math
The number 33 bus arrives at the corner of Coldspring and Hillen every 15 minutes. The number 40 bus arrives at the same corner every 46 minutes. If both buses leave the corner at 9:08 am, when is the next time the buses arrive at the corner at the same
asked by kelly 
intro to comp
Which type of memory can only be read and not written to? (Points: 5) Volatile RAM PROM FLASH I think its RAM
asked by Andy 
into to comp
Which of the following is a common standard interface for hard drives? (Points: 5) API EIDE SCSI USB is it D What is the interface between a hard disk and the CPU? (Points: 5) BIOS filter Controller Interface mechanism Small Computer Interface Is it
asked by Andy 
pre cal
Is the given function linear or nonlinear. If linear determine the slope. x y = f(x) 1 2 2 14 3 8 4 4 6 1
asked by anon 
physics
A toboggan of mass 8.4 is moving horizontally at 18 . As it passes under a tree, 18 of snow drop onto it. We're covering Momentum and collisions, and I have no idea where to start here.
asked by Pete 
chemistry
An analytical chemist determines that an unknown sample contains 0.3452 mol of LiCl. How many atoms of chlorine does this sample contain?
asked by jack 
statistics question
if i have x^2 = 15.505 and 9 degrees of freedom and a significance level of .10 how do i figure out the p value on my calculator?
asked by jabrony 
math
How you can use a hundred chart to subtract 12 from 46
asked by william 
English
Sorry, I included the wrong post. I still have a few doubts on the following sentences. 1) The traffic isn't very heavy. 2) A security officer will control (check?) you for metal. 3) Get on the plane (not in), find your seat and wait for your flight
asked by Henry2 
social studies
"It is the case that good communicators advance more quickly in the company." Which of the following would be the best revision of this sentence? "It is the case that good communicators advance faster in the company." "It is true that good communicators
asked by pam 
English
Could someone explain to me why the word "like" is plural and not singular because I actually thought "like" was singular. And isn't "the girls" singular? "the girls like the movie"
asked by Amy 
math
Marnie collects red, blue and purple buttons. At the beginning of the year she has 360 buttons in a box. The ratio of red buttons to blue buttons is 4:3 and there are twice as many red buttons as purple buttons. a.What is the ratio of blue buttons to
asked by Dell 
To Laruen ~
Please do not use allcaps when you type or umpteen thousand exclamation marks or question marks. Those kinds of actions indicate to us that you have no patience or online manners. Please don't continue doing those things. You may end up putting yourself
asked by Writeacher 
Math
solve 10x^411x^2+3=0
asked by Allison Anderson 
geometry
sam walkded15ft. up a ramp and discovered he was 9 ft above the ground. pam walked an additional 20ft up the ramp. how far above the ground is she?
asked by Anonymous 
Math
Jamie is a quality control specialist. He is required to check 180 rubber balls out of a shipment of 18,000for defects. He finds that 3 are defective. Of the balls in the bin, he predicts there will be 300 balls defective. What percent if the rubber balls
asked by Sarah 
calculus
What is the area under each of the given curves? y=e^x/2 ; x=0 x=1
asked by bob 
simplest form
write each fraction in simplest form 1) 24/32 = 3/4 2) 18/27 = 2/3 3) 33/39 = 11/13 4) 8/18  4/9 5) 16/28 = 4/7 6) 21/28 = 21/28 7) 18/30 = 3/5 8) 25/35 = 5/7 ARE THESE Correct?
asked by marko 
physics
A 2.40 bullet embeds itself in a 1.20 block, which is attached to a spring of force constant 770 .
asked by bullet and block 
algebra
given the following quadratic equation, determine if it has a maximum or a minimum value. Then find the maximum or minimum value f(x)  11x^2  2x  7
asked by anon 
chemistry
a lab experiment calls for 10% acetic acid solution. The lab has only 5% and 15% acetic solutions available. How much of each should be mixed to obtain 10 liters of a 10% solution?
asked by Brandy 
statistics
minnie went to union high school while mickey went to southern high school. both schools have equally challenging classes, class size, grading policies, etc. the one difference is in their year end tests. the union high test is out of 100 points, whereas
asked by wanda 
convert derivatives of x,y,z, to r, Ɵ,z
convert derivatives of x,y,z, to r, Ɵ,z with chain rule? I want provment rules of converting rectangular derivatives to cylindrical derivatives and and also cylindrical to spherical.I know the rules but I cant prove EQUATIONS.thx alot
asked by parsa 
algebra
Darla is building a new deask. to make sure she had made a square corner, she measures 4ft. from the corner along one edge and 6ft from the corner long the othe edge . how long should the diaonal be between those two points if the corner is a right angle?
asked by lisa 
chemistry
The radius of an atom is about 10,000 times as large as its nucleus. If the atom were enlarged such that the radius of its nucleus was 1 inch, what would be the radius of the atom in meters? I need the formula to follow so that I can solve this problem.
asked by george 
Spanish please check
please check if I answered these questions correctlythey had to be in the past tensenot sure what number 6 is asking 1.¿Comó te sentiste ayer? Me sentí muy bien ayer. 2. ¿Adonde fuiste ayer? Yo fui al cine. 3. ¿Adonde fue tu mama ayer? Mi mama fue a
asked by Mia 
math
Emily sara and Samantha share 540 beads. em took 90, sara took 3 tiems as many as the total number if beads emily and samantha took. How many beads must sara give to samantha so that both receive the same number of beads?
asked by samantha 
Physics 12
An alpha particle is accelerated by a voltage of 1.53*10^3 V and is then deflected by a magnetic field of strength 0.020 T into a circular path of radius 0.40 m. If the alpha particles have a charge of 3.2*10^19 C, what is their mass?
asked by erin 
physics
A desk weighing 80 N rests on the floor. The coefficient of friction between the floor and the desk is 0.25. What is the frictional force between yhe desk and the surface of the floor?
asked by maria 
English 7 Essay: Rosa Parks (Ms. Sue)
Ms. Sue can you check my essay is it good. Btw we did the conclusion today at class (last paragraph). I did the mistakes I made yesterday (that you told me to change). Rosa Parks A person's characteristics are shaped by the setting and beliefs of society
asked by Laruen 
calculus
A spring exerts a force of 4x lbs when it is compressed a distance of x feet. How much work is required to compress the spring a distance of one inch?
asked by sam 
chemistry
Which is not a true statement concerning electromagnetic radiation? It travels through space at 3.0 x 1010 cm/s. It travels in a straight line. It has the fastest speed possible in nature. The sun is a source of it.
asked by katelyn 
calculus
An object moves in such a manner that its velocity at time t is given by v(t) = t3  4t2 + 3t At t = 0, it starts at position x = 0. During the interval [0, 4] what is the net distance moved?
asked by Jenny 
Chem 101
At 600degrees Celcius, gaseous CO and Cl2 are mixed together in a 1.00 L closed container. At the instant they are mixed, their concentrations are CO=.25 mol/L and Cl2= .69 mol/L. After equilibrium is established, their concentrations are CO= .25 mol/L and
asked by Joni 
algebra
How do you determine whether/how many nonreal solutions an equation has? The statement: x^3  4x^2  3x + 2 = 0 has two nonreal solutions is false How do I solve this?
asked by Kim 
Math
9t^23t=0. Solve using quadratic formula
asked by Jose 
math
2sin2x+1=0
asked by tyler 
computer programming
write a program that can read 10 interger values into an array and find the total for that array in the program , write 3 fiunctions: a function to read values , a function to find the total of element value and a function to print value
asked by Anonymous 
Criminal Justice
How does a prosecutor determine which cases to pursue?
asked by PENNY 
Outside of School (question)
What kind of activities I can do outside of school????? Pleas list if you have any ideas. Thank YOU! :)
asked by Laruen 
algebra
how can i solve the inequality x+9>12 do i subtract 9 from both sides?
asked by evelyn 
English
Tom and Phyllis said they would pay our dog's boarding costs. What is the subordinate clause? Is it our dog's boarding costs
asked by Beth 
Math
In a flower box there are nine red flowers and six white flowers. There are three times as many yellow flowers as white ones. How many flowers are there in all?
asked by John please 
math
Find the following 12 square root symbol (6)12
asked by Allison Anderson 
science
What are vesicles?
asked by gabi 
chem
what is the reaction when ethanol and ethanoic acid react in the presence of an acid catalyst.
asked by candence 
STATISTICS QUESTION
if i have x^2 = 20.303 with 9 degrees of freedom and a significance level of .05 how do i figure out the Pvalue and by X^2 i mean chi square
asked by jabrony 
science
what is the reaction when ethanol and ethanoic acid react in the presence of an acid catalyst
asked by candence 
Grammar
Use two commas around “extra information” in a sentence to show that it is not important to the meaning of that sentence if taken out. For example: “The hardware store down the street, which had been paved recently, is open until midnight five days a
asked by Gina 
chemistry
20 g of CO2 is placed in 0.75l Bottle and sealed. what is the pressure in the bottle if the temp is 25C?
asked by Jazzmin 
Math
Jamie is a quality control specialist. He is required to check 180 rubber balls out of a shipment of 18,000for defects. He finds that 3 are defective. Of the balls in the bin, he predicts there will be 300 balls defective. What percent if the rubber balls
asked by Sarah 
math
18a^3 + 30a^2 / 3a
asked by Megan 
Psychology Please Help!
The salesperson in medication ads dresses to look like a doctor because: a. she has tested the product directly. b. the product was developed by physicians. c. FCC regulations demand this. d. the salesperson's credibility is enhanced. I think it is b but I
asked by Anonymous 
physics
What is the downward force on a ball with a mass of 7.5 x 10^1 kg thrown in the air due to gravity?
asked by JuJu 
calculus
what is the exact area of f(x)= 4x+5 from x=1 to x=4 using the limit of an infinite sum method.
asked by Regina 
calculus
Find the center of mass of the region bounded by the curve y = x3  4x2 +3x ; the xaxis ; x = 0 ; x = 1
asked by Trisha 
geometry
The measure of the side of rhombus GHIJ is equal to the measure of the side of square RSTU. Which statement about the two quadrilaterals must be true? A. Their angle measures are equal. B. Their diagonal measures are equal. C. Their areas are equal in
asked by Joel 
math (Ms.Sue)
Bella planted 7 marigolds in each of the 8 rows in her garden.Then she planted 2 tulips in each of the rows.If she bought 60 marigolds in all,does she have any remaining?If so,how many? My Solution: 7*8=56 6056=4 4 is my answer am i right?
asked by lidia 
logic
Given 1/3 Y÷1/2 X=4 Discuss its meaning. Create a shape for X and for Y that will make this true. Draw and label the shapes, then illustrate how the quotient was obtained. Your drawing must be neat and accurate. Can individual pieces of a traditional
asked by Dell 
SpanishPlease help!!
Hi I posted early and got a response but the correction suggested can't be corret. Could someone please check these answersI had to answer in past tense Could some one please check theseI had to answer them in the past tense which is still confusing
asked by Mia 
Calculus
Let R be the region bounded by the xaxis, x = 5 and the curve y = x. This region is rotated around the xaxis. Find the volume of the resulting solid. (Note: R is a triangular region. The resulting solid has a simple shape. You may ask me if you are
asked by Macy 
Calculus
Let R be the square region bounded by y = 2, x = 2, and the x and yaxes. When R is rotated about the xaxis, what is the volume of the resulting solid? What is the volume of the solid generated by rotating R about the yaxis?
asked by Macy 
SpanishPlease check
Could some one please check theseI had to answer them in the past tense which is still confusing meI think most of them are correctThank you 1.¿Comó te sentiste ayer? Yo sentí muy bien. 2. ¿Adonde fuiste ayer? Yo fui al cine. 3. ¿Adonde fue tu mama
asked by Mia 
Environmental Science
the Nitrogen, carbon, phosphorous cycles roll in the tundra
asked by Donna 
College Algebra
Suppose that you invest $6,000 at 2% interest compounded continu ously. How much money will be in your account in 5 years?
asked by Ddog 
computer programming c++
write a program that can read 10 interger values into an array and find the total for that array in the program , write 3 fiunctions: a function to read values , a function to find the total of element value and a function to print value
asked by shasha 
miss sue
i go to college and it take 40 to 45 gallon every monthto go to college, some time cost of the gallon varies 2.96 to 3.61 /gallon . what would be my weakly cost to drive college. please answer . i come up with 21 dolor.Am i right or miss some thing . Math
asked by hiba 
Geometry
A ladder leans against a house at a 60° angle to the ground. If the ladder extends to a length of 132 inches, what is the height of the house to the nearest hundredth of an inch?
asked by Silvia 
Statistics
True or False: If the value of the correlation, r, is zero then there is no association between the two quantative variables.
asked by Jay 
Math
In a flower box there are nine red flowers and six white flowers. There are three times as many yellow flowers as white ones. How many flowers are there in all?
asked by John 
English
I urgently need you to check these sentences, please! 1) My favourite places are the woods (??).I live in a little village surrounded by a hilly landscape. 2) More than one thousand people live there (or here?). 3) I'd prefer to live in Milan even if (??)
asked by Henry2 
PSYCHOLOGY HELP PLEASE!!
Psychologist Claude Steele is widely noted for his research on stereotype threat, which refers to a: a. fear of groups for which we hold negative stereotypes. b. fear that members' behavior will confirm stereotypes about their group. c. belief that
asked by Anonymous 
geometry
the magnitude of a translation is 7x+3 inches . The distance between the parallel lines of reflection is 3x  1. solve for x
asked by Taylor 
astronomy/physics
Use Newton’s Law of Gravity to calculate the force of gravity between a 39 kg person and Earth.
asked by silvia 
Calculus
Find the partial derivative for x. f(x,y)=1/SQRTx^2+y^2
asked by Jane 
chemistry
what would be the possible limitations we might encounter in doing naphthalene sublimation?
asked by meryanbel 
calculus
what happens when Limit as x approaches infinity A) (sqrt(9+10x^2))/(7+9x)
asked by Johny 
math
what is the area of a rectangle that is 3 yards wide by 8 yards long?
asked by anna 
geometry
The measure of the side of rhombus GHIJ is equal to the measure of the side of square RSTU. Which statement about the two quadrilaterals must be true? A. Their angle measures are equal. B. Their diagonal measures are equal. C. Their areas are equal in
asked by Joel 
grammar
what is the adverb and verb for the sentence The players spent all day there.
asked by jessica 
US History
I need help with a cartoon. I can't find it online so I know it'll be hard to understand. Any help is appreciated! In the cartoon there's two men laying in bed one is Uncle Sam(the hat he wears is on the bed post) and I'm not sure who the other is, just a
asked by Sarah Beth 
math
Ken paid $8.50 for tickets an adult paid $2.00 more than a child how much does the adult pay
asked by tony 
CHEMISTRY
DETERMINE THE NUMERICAL VALUE OF KEQ. A) 2HI(g)H2(g) +I2(g) Where [HI]=0.27m,[H2]=0.86M and [I2]=0.86M at 200c
asked by DIAMONDPRM 
English
In the sentence, Shenika looks tired,what part of speech is tired?
asked by dot 
math
Given 1/3 Y÷1/2 X=4 Discuss its meaning. Create a shape for X and for Y that will make this true. Draw and label the shapes, then illustrate how the quotient was obtained. Your drawing must be neat and accurate. Can individual pieces of a traditional
asked by Dell 
intro to comp
What is the set of instructions the computer uses to boot up called? (Points: 5) BIOS BOOT POST SETUP im confused i don't know the answer to this one
asked by Andy 
chemistry
assume you had a solution that contained a mixture of a silver ions and stronium ions. come up with three different reaction plans that would allow you to precipitat either the silver ion or strontium ion, but the other ion would remain in solution
asked by Colby 
Alg. 2
Hello so I'm suppose to Determine whether the given binoial is a factor of the polymonial P(x) and here's the question (2x4); P(x)=2x54x4+2x22x4 I keep going over and over it and end up with ridiculous numbers _ please help! thank you
asked by Rosa 
trig
express the product of radical 90 x radical 40 radical 8 x radical simplifies to ?
asked by Anonymous 
algebra
For the polynomial below list each real zero and its multiplicity. f(x) = (x + 1/1)^4 (x^2 + x)^5 Really need some help with this! Have worked it twice and got two different answers!
asked by anon 
Physics
A square pool with 180mlong sides is created in a concrete parking lot. The walls are concrete 52.9 cm thick and have a density of 2.50 g/cm3. The coefficient of static friction between the walls and the parking lot is 0.515. What is the maximum possible
asked by Donna 
English
I left out the following adjectives. 1)I'm cheerful about (I can't find an example). 2) She was depressed about the hard wprk.
asked by Henry2 
government
Why does the electoral college not allow citizens living in U.S. territories to vote, as it is the only place in the universe (astronauts have voted) that U.S. citizens can't vote.
asked by Nick 
statistics
A set of data is normally distributed with a mean of 98 and a standard deviation of 15. What is the probability that the value from the data is less than 88 ?
asked by Anonymous 
physics
A 40 N force is applied to pull the desk horizontally to the right. What is the magnitude (the net force or the total force) acting on the deak ?
asked by maria 
Math
perform the indicated operations and simplify x5/x7x1/x+7+x35/x^249
asked by Allison Anderson 
calculus
An annuity has a differential equation of y'=4500+.035y, and an initial condition of y(0)=1000. Describe what is going on.
asked by christine 
sociology
From a functionalist perspective, how has human behavior and our way of life contributed to environmental problems? So far I have the premise that functionalist examine the entire system itself. Human activities have become a dominant influence on the
asked by nameless 
media and american culture
Do you think the Internet has created more harm than good to artists in the music industry? Explain your answer.
asked by greg 
college algebra
I think this is an exponential equation. I can not figure out how to put the equation into the TI84 to get the approximate form 3/5 ln(5x1)+1 =1.4 subtract 1 from sides and divide by 3/5 lh(5x1)=0.6667 Put in logarithm form e^0.6667=5x1 add 1 to both
asked by Trish 
Business comunication
Which of the following is NOT a question you need to answer to choose a persuasive strategy ? What do you want readers to do ? What points will the audience agree with ? How strong a case can you make ? What kind of persuasion does your organization value
asked by ssmhollywood 
Physics
A 5 meter diameter telescope is used to observe binary star systems. What is the minimum separation distance (perpendicular to the line of sight) for which the two stars can be resolved if they are at a distance of 1,000 light years = 10 m and they are
asked by Jake 
Physics
A 3.0 cmm high object is placed 10 cm from a concave mirror whose radius of curvature is 10 cm. Where is the image located?
asked by Jake 
american history
I must provide a historical overview of the evolution of U.S. cities from colonial times to the present. could you please provide me with a starting point and some web resources. thanks.
asked by elisa 
4th grade math
Is 1,725+346 more or less than 2,000? Explain how you can tell without actually adding.
asked by Nancy 
english
Do I need a comma after the word book and does the sentence sound alright? When I first saw the title of the book I knew the theme would pertain to the importance of one’s identity.
asked by jon 
ICD9CM
Can you please help me code this correctly. Cataract due to type I diabetes. The question calls for two codes. I am really struggling with this course. Thank you.
asked by Terry Davis 
US Gov
Using the buddy system, an agency can circumvent the usual OPM search process by: a. asking the president to appoint a specific candidate. b. blanketing in a job candidate. c. duplicating positions. d. issuing a merit dispensation. e. issuing a name
asked by Brann 
education
How do media writers influence society?
asked by danie 
scientist
How could measuring the orbit of a comet help scientists understand when it will next be visible from earth
asked by Malaka 
English
I have started on my initial draft and turning it into an essay. Like I said before it is about Banning cellphones while texting/driving and my main objective is that the device serves as a distraction leading to consequences.. We have to use research
asked by Hm 
English
Thank you very much. I left out the following sentences. 1) I like everything in (of) the place where I live. My town is famous for its wines and truffles among other things. 2) There are a lot of sports facilities:tennis courts, a football pitch (ground?)
asked by Henry2 
physics
Find the speed of a sleigh sliding 326 feet in 22 seconds.
asked by kay 
writing
Do you have any tips for writing an opinion paper?
asked by Liam 
algebra
can you place 44 coins in 10 containers evenly and not have the same amount of coins in each container
asked by charlie 
Math
What adds up to get 100%? 68% , 1/2 , 60% ,1/20 , 1% , 0.9 , 0.04 ,13/20 , 1/7 , 3/25 ,16% ,55% , 0.02 , 1/9 , 0.15 , 1/8 , 24% , 0.44 , 0.06 , 1/6 , 1/4 , 29% , 0.037 , 1/3 , 19% , 17/50
asked by Lisa 
Calculus
what happens when the limit goes to infinity 4x6sqrt(x)
asked by Johny 
chemistry
A student used 6.3 x 10^3 J to heat up 50.0g of porcelain from 25.0 degrees Celcius to 45.0 degrees Celcius. What is the specific heat of porcelain?
asked by Kdot 
chemistry
How much of the water (in grams or mL) is consumed to produce 15 mL of the H2 gas? Use PV = nRT ; assume T = 298K, P = 1 atm
asked by mook 
Alg2
what are the # of possibilities of buying 2 CD's from 10 that are on sale?
asked by Rock 
physics
Help me with this problem i do not get it? A light wave can travel the earth to the moon in 1.3 s. the distance to the moon is 384,790 km. how long would it take a sound wave to travel the same distance at 343 m/s? state you answer in days. I got 2 days
asked by susan 
Intro to comp
What unit of measure is used to determine the performance of a CPU? (Points: 5) Bits per second Cycles per second Hertz Instructions per second Is it D
asked by Andy 
Physics
john and Sarah participated in a roller skating show. while 75kg john skated backwards at 3.00m/s, 60kg Sarah jumped into his arms with a velocity of 5m/s in the same direction. a. how fast did the pair roll backwards together? b. if john instead skated
asked by phillip 
Science
A ball bounces up 28 centimeters after being dropped from a height of 2 meters. What percent of the potential energy is converted into kinetic energy on the bounce?
asked by Jada 
calculus(QUICK QQUESTION!!)
if f(t) were continious on the interval [2,1] but youo were only given the function for t=2,3/2,1,1/2 ..,3/2 and 2, explain how would you apporximate f'(1)
asked by Yoona 
geography
true or false? Peru's landform make easy to travel from one part of the country to another
asked by Anonymous 
physics
Water in a cylindrical container is hanging by a rod from the ceiling at point O shown in the figure. The container is initially full, and initially displaced 20 degree . There is a hole in the bottom where water pours out and the top of the container is
asked by toledo 
maths
use the inverse method to solve the system of linear equations x +3y+2=1 2x+5y=3 3x+y2z=2
asked by chrystabelle 
Geology
I need to write a 500 to 750word explanation regarding the role of plate tectonics in the origin of metamorphic rocks. Can someone help me get started with this and on the right track? Thanks
asked by Scott 
English
Ms. Sue I just cannot figure what the subordinate clause would be in this sentence, Tom and Phyllis said they would pay our dog's boarding costs. Is it "said they"
asked by Beth 
grammar
Can you check this sentence, please? I know a little about helping injured and sick animals from volunteering at the social shelter. I look forward to learning more in school about how to treat animals.
asked by Artemio Rivero 
6th grade science
describe the rate at which chemical weathering generally takes place.
asked by kate 
7th grade math
please help me solve n16= 23
asked by asia 
maths
x+100=50
asked by talati 
media and american culture
Do you think the Internet has created more harm than good to artists in the music industry? Explain your answer.
asked by greg 
maths
8r23=7
asked by talati 
arithmetic
if V(X)=3 then find 1)V(X+10) 2)V(X3) 3)V(5X) 4)V(2X+3)
asked by Anonymous 
Question
What is a High School Diploma???? I'm really curious.
asked by Laruen 
chemistry
how many gram of uranium will radiate the equivelent energy output of a major earthquake measuring 10^19J? Energy from fission of uranimu 223 is 10^12.
asked by ronnie 
Math
Find the equation of the diameter of the circle x^2+y^26x+2y=15, which, when produced, passes through the point (8,2).
asked by Jack 
algebra
what's the percent increase in the sales from 2.08 million to 16.3 million?
asked by chelsea 
Chemistry
what is the concentration of a weak acid with a pH of 3.25, if the Ka of the weak acid is 1.6 x 10^7 ?
asked by Cody 
math
Given 1/3 Y÷1/2 X=4 Discuss its meaning. Create a shape for X and for Y that will make this true. Draw and label the shapes, then illustrate how the quotient was obtained. Your drawing must be neat and accurate. Can individual pieces of a traditional
asked by dell 
algebra
16 times 3 over 4 what doe sit equal with it simplify
asked by STDS 
arithmetic
find the whole to 565 tires 12.4%what numbers of tires.
asked by sally 
Geology
I need to write a 500 to 750word explanation regarding the role of plate tectonics in the origin of igneous rocks. Can someone help me get started with this and on the right track? Thanks
asked by Scott 
math
how do i write 3474.8 in scientific notation
asked by paul 
Math
i go to college and it take 40 to 45 gallon every monthto go to college, some time cost of the gallon varies 2.96 to 3.61 /gallon . what would be my weakly cost to drive college. please answer . i come up with 21 dolor.Am i right or miss some thing .
asked by hiba 
Physics
A radio set at a sound level of 20 dB is suddenly increased to 80 dB. how many more time greater is the pressure amplitude at 80 dB? I do not know what to do please help
asked by emily 
Social Studies
What was the month day and year that the Townshend Acts happened?
asked by Jaycee 
us history
What was Scott Joplin most known for duirng the 1920's? please do not just give me a url to a site with his biography because i have already looked at many! I am trying to narrow my answer down to 3 sentences. thanks!
asked by hannah 
Social Studies
In what country were the first assistance dogs developed in the 1920s as guide dogs for veterans who lost their sight during World War 1?
asked by Jaycee 
science
Magnetisim is a type of
asked by erika 
networking
I need help on how to design a boardroom in which any department's information can be accessed and expressed
asked by Gloria 
maths
3x+17=32
asked by talati 
spanish
how do you say, "what subjects are at your school.?"
asked by sierra 
college algenra
it a log problem? e^x=87
asked by bj 
arrays an expanded algorithm
I need an example to help my son like 23x17
asked by juan 
statistics
130dan72 Ã§Ä±k
asked by Anonymous 
algebra
how do i solve x+9>12?
asked by lesa 
Science
Give an example that explains each below. a *answered* b fluids exert pressure
asked by Jada 
geometry
in triangle FSH, angle f is 58 degrees and angle s is 64 degrees. in triangle LVQ, angle v is 64 degrees and angle q is 48 degrees are the two triangles similar?
asked by kim 
biology
how many poeple prefer batteries than plugging a cable on the wall and why?
asked by Anonymous 
math
18a^3 + 30a^2 / 3a
asked by Megan 
Math
What is a31=? The 3 post to be on top of the a a little bit
asked by Tiffany 
Math
what does cos x = 0.418? On the interval (0,2pi)
asked by Candyce 
s.s
In which city do you find 5500 opportunity court? please help!
asked by abduljabar 
maths
x/8=+11
asked by talati 
writing
what are the persuasive techinques in writing such as bandwagon and testimonal and what do they mean?
asked by Anonymous 
variation
IF arithmetic mean is 10 and V(X)=4 find mean and standard deviation of z where Z=5x+4
asked by Anonymous 
spelling
the book says circle the vowel spellings coin would be oi house  oue or is therw something i am missing
asked by daniel's mom 
Math
Add Simplify if possible 9x/x^24 + x/x2
asked by Allison Anderson 
English
I urgently need you to check these sentences. 1) Tourists spend their holiday in bed and breakfasts and go to restaurants. 2) I like the countryside because the air is cleaner and the atmosphere is quieter.There is always something to do, like going for a
asked by Henry2 
math
(6c+3d)(7c2d) how do i do this?
asked by raluca 
maths
4x+5=17
asked by talati 
maths
x/+4=1/8
asked by talati 
english
Can you tell me what a Begrudge is?
asked by amber