Questions Asked on
March 10, 2014

Chemistry
A 108 mL gas sample has a mass of 77.96 mg at a pressure of 1140 mmHg and a temperature of 183 °C. Assume ideal gas behavior and a completely insulated system, and please donâ€™t forget units with your answers. The system is cooled. Calculate the
asked by keitanako 
Physics
How many watts of power do you expend when you exert a force of 0.50N that moves a book 2.1m in a time interval of 1.1s ? Express your answer to two significant figures and include the appropriate units.
asked by Anonymous 
Finance
The stock price of Webber Co. is $68. Investors require an 11 percent rate of return on similar stocks. Required: If the company plans to pay a dividend of $3.85 next year, what growth rate is expected for the company’s stock price?
asked by Paul 
chemistry
Phosphoric acid is a triprotic acid, so H3PO4, H2PO4 , and HPO4 2 are all acids. Which of the solutions below would have the lowest pH? 0.1 M NaH2PO4 0.1 M Na2HPO4 0.1 M Na3PO4
asked by bob 
Algebra II
Please help me with this problem. Simplify. √(24  10i)
asked by herp_derp 
physics
A shopper pushes a grocery cart 20.0 m at constant speed on level ground, against a 35.0 N frictional force. He pushes in a direction 25.0º below the horizontal. (a) What is the work done on the cart by friction? (b) What is the work done on the cart by
asked by Mohanad 
physics
a water balloon launcher with a mass of 4 kg fires a .5 balloon with a velocity of 3m/s to the east. what is the recoil velocity of the launcher?
asked by nicole 
Chem
500.0 Ml of 0.160 M NaOH is added to 565 ml of 0.250 M weak acid. Ka=2.46x10^5. What is the pH of the resulting buffer
asked by Joe 
Math
In the rhombus, angle 1=15x, angle 2=x+y, and angle 3=30z. Find the value of each variable.
asked by Sierra 
MHS
Given: MC bisects both ∠ACB and side AB. Based on the given information and the algebraic and geometric properties presented or proven thus far, choose the congruence theorem that could be used to prove the triangles congruent. If it is not possible to
asked by Peez 
Physics
A 540 g block is released from rest at height h0 above a vertical spring with spring constant k = 320 N/m and negligible mass. The block sticks to the spring and momentarily stops after compressing the spring 19.8 cm. How much work is done (a) by the block
asked by Riley 
Global Studies (Please help)
1. Why are the Prairie Provinces known as Canada's breadbasket? (1 point) a. more than threequarters of Canada's farmland is located there b. the people of these provinces love bread c. it has many famous bakeries d. that is the translation from the Cree
asked by Hannah 
Math
Line DF bisects angle EDG. Find the value of x. Line EF has 9x+114. Line FO has 15x. angle FDG has 32 degrees.
asked by Sierra 
programming
Write an algorithm to compute average score for each student in the Computer Science Continuous assessment test. Assume each student sat for ten courses for the semester
asked by Anonymous 
science
A cart rolling down an incline for 5.0 seconds has an acceleration of 4.0m/s2. If the cart has a beginning speed of 2.0m/s what is its final speed?
asked by sherry 
Physics
What change in kinetic energy does an airplane experience on takeoff if it is moved a distance of 480m by a sustained net force of 5400N ? Express your answer to two significant figures and include the appropriate units.
asked by Anonymous 
Math
Susan designed a circular pool with a diameter of 25 meters. What is the area of the bottom of the pool? Round to the nearest tent. Please help this is due tomorrow and I need to up my grade.
asked by Gavin 
psychology
A researcher strongly believes that physicians tend to show female nurses less attention and respect than they show male nurses. She sets up an experimental study involving observations of health clinics in different conditions. In explaining the study to
asked by sonbeach 
Physics
a BATH CONTAINS 100 KG OF WATER AT 60 DEGREES CELCIUS. HOT AND COLD TAPS ARE THEN TURNED ON TO DELIVER 20KG PER MINUTE EACH A TEMPERATURE 70 DEGREES CELSIUS AND 10 DEGREES CELSIUS RESPECTIVELY. HOW LONG WILL IT BE BEFORE THE TEMPERATURE IN THE BATH HAS
asked by Angel 
government
according to article 2, section 2 the president may grant pardons
asked by Taylor 
Finance
Sully Corp. currently has an EPS of $2.35, and the benchmark PE ratio for the company is 21. Earnings are expected to grow at 7 percent per year. Requirement 1: What is your estimate of the current stock price? (Do not round intermediate calculations.
asked by Paul 
Statistics
In an experiment, you measure the popularity of two brands of soft drinks (factor A), and for each brand you test males and females (factor B). The following table shows the main effect and cell means from the study: Factor A Level A1: Level A2: Brand X
asked by Joy 
math(QUESTION)
4.B which unit of measurement is best to measure the amount of water in a swimming pool? A.milliliter B.kiloliter C.centiliter D.kilometer
asked by matt 
physics
A piece of metal has a mass of 85cg and a volume of 450L. What is its density in g/cm3? What would be the mass of 300 cm3 of this metal? What would be the volume of 00 ounces of this metal?
asked by Anonymous 
Geometry
In rectangle PQRS, PR=18x28 and QS=x+380. Find the value of x and the length of each diagonal.
asked by Leigh 
Physics please help?????
(a) At a certain instant, a particlelike object is acted on by a force F=(2.9N)i(1.7N)j+(5.7N)k while the object's velocity is v= (3.2m/s)i+(4.5m/s)k. What is the instantaneous rate at which the force does work on the object? (b) At some other time, the
asked by Thomas 
Math
Loon lake has a "killer plant" problem similar to Ghost Lake. Currently, 5000 square feet of the lake is covered with the plant, The area covered is growing by a factor of 1.5 each year. Complete the table to show area covered by the plant for the next 5
asked by Crystal 
Physics
Show that when the total external force acting on N particles is zero, the total external torque is independent of the choice of reference point O.
asked by Ho 
Physics
A table can be modeled as a flat block supported by four identical legs. If the mass of the top block is 10 kg and each leg is a uniform rod with height of 1m and mass of 5 kg. Find the gravitational potential energy of the table. Take the ground as the
asked by Ho 
math
Two sides of an equilateral triangle have lengths x+2 and 2x+20 which could be the length of the third side:14x or 2x+4? A. 14xonly B. Both 14x and 2x+4 C. 2x+4 only. D. Neither 14x nor 2x+4
asked by billy 
Physics
Calculate the work done in lifting a 600N barbell 1.6m above the floor. Express your answer to two significant figures and include the appropriate units.
asked by Anonymous 
Physics
the work done in lifting a 600N barbell 1.6m above the floor. What is the gain of potential energy of the barbell when it is lifted to this height? Express your answer to two significant figures and include the appropriate units.
asked by Anonymous 
FInance
Most corporations pay quarterly dividends on their common stock rather than annual dividends. Barring any unusual circumstances during the year, the board raises, lowers, or maintains the current dividend once a year and then pays this dividend out in
asked by Paul 
Physics!
How many joules of potential energy does a 1.2kg book gain when it is elevated 4.0 ? Express your answer to two significant figures and include the appropriate units.
asked by Anonymous 
Math (check answers)
please check these answers and thanks 1.C 2.B 3.B 4.A 5.C 1.select the word tha correctly completes the sentence below. To convert from a smaller unit to a larger unit,you ___ by a power of 10. A.add B.subtract C.multiply D.divide 2.A textbook weighs 3
asked by matt 
science
If a farmer plants the same crop in a field year after year the soil becomes less fertile. What causes this decrease in fertility ? a) erosion b) lack of water c) loss of topsoil d) loss of nutrients How do decomposes increase the fertility of soil ? a) by
asked by victoria 
math
FInd the circumcenter of the triangle (2,4),(2,1), (1,1). Can someone help I'm so confused.
asked by Leigh 
PreAlgebra
Scatter plots are used to look for a pattern of association, or trend, between one set of values two sets of values three sets of values four sets of values My answer: two sets of values
asked by Emily 
Chemistry
Predict the standard cell potential and calculate the standard reaction Gibbs free energy for galvanic cells having the following cell reactions: 2H2+O2=2H2O in acidic solution 2H2+O2=2H2O in basic solution I understand the idea behind the problem, but I
asked by Anonymous 
Chemistry
How many moles of sulfur are present in 2.6 moles of Al2(SO4)3?
asked by Anthony 
Math (check answers)
please check these answers 1.D or A 2.C 3.B 1.which would you measure in meters? A.the length of a pencil B.the capacity of a cup C.the mass of a puppy D.the length of a car 2.which would you measure in kilograms? A.the mass of a butterfly B.the capacity
asked by matt 
Math help, anyone?
calculate the slant height for the given square pyramid. Round to the nearest tenth. Pyramid base= 6cm height=5 cm 6.2 cm 5.8 cm 7.8 cm 7.2 cm Calculate the length of the diagonal for the given rectangular prism. Round to the nearest tenth. Length= 10 cm
asked by Princess Anna 
Math
Ann read 8 pages of her book. This means she read 1/5 pages. How many total pages are in her book ?
asked by Cindy 
Math help plz check my answers!
11. Name the triangles that are classified by sides. right, scalene, isosceles scalene, isosceles, equilateral*** acute, right, obtuse obtuse, isosceles, acute
asked by anonymous 
Physics
The electric field on the axis of a uniformly charged ring has magnitude 370kN/C at a point 6.2cm from the ring center. The magnitude 17cm from the center is 150kN/C ; in both cases the field points away from the ring.Find the ring's radius.
asked by Anonymous 
Physics
A rocket is fired in deep space, where gravity and drag forces are 0. If The rocket has in initial mass of 6000kg and eject gas at a relative speed of 2000m/s, how much gas must it eject in the first second (1s) to have an inital acceleration of 25m/s?
asked by Smalls 
physics30
After performing a trick above the rim of a skateboard ramp, a 56 kg skateboarder lands on the ramp 3.5 m above ground level with a downward velocity of 4.0 m/s. Ep = 0.0 J Ground level. Friction in the wheels of the skateboard and air resistance cause a
asked by alejandro 
business
What is "virtual sharp" on a blue print?
asked by rfvv 
Chemistry ASAP
If 3.2 moles of NaCl are dissolved in enough water to make a 0.98liter solution, what is the molarity of the solution?
asked by Josh 
fractions
12 dogs were in the park.2 of them were Dalmatians.what fraction of the dogs were Dalmatians
asked by Anonymous 
math
in the rhombus angle 1=140. what are angle 2 and angle 3? a. angle 2=140, angle 3=20 b. angle 2=40, angle 3=70 c. angle 2=40, angle 3=20 d. angle 2=140, angle 3=70
asked by Heather 
Please Help with Physics Problems???????
A 0.60 kg ladle sliding on a horizontal frictionless surface is attached to one end of a horizontal spring (k = 430 N/m) whose other end is fixed. The ladle has a kinetic energy of 8.6 J as it passes through its equilibrium position (the point at which the
asked by Thomas 
operations and supply
I need to build a master production scheule
asked by JAW 
Algebra 1 (StepbyStep)
Factor this trinomial. 4x^2  8x + 5
asked by Anonymous 
physics
calculate the work done on a 1550kg elevator car by its cable to lift it 40 m at constant speed assuming friction average 125 n
asked by Mohanad 
Math
2x^10  6x^10 = ? Is this 4x^10?
asked by Anonymous 
math
what is the formula for finding the circunference of a cirle if you know the diameter of that circle
asked by cecrett 
math
what is the formula for finding the circumference of a cicrle if you know the raiduis of the circle
asked by cecrett 
Mathematics
A 30°–60°–90° triangle has a hypotenuse with a length of 18. What is the length of the shorter leg of the triangle?
asked by CrazyCraft Mod Pack + OreSpawn = FUN! XD 
math
answer if its going to be impossible, unlikely,likely,as not likely or certain 1. rolling an even number on a number cube labeled 1 through 8
asked by cecrett 
Biology
There are several questions about plasmid isolation experiment Please help me answer them img493.yukle.tc/image.php?id=5940Adsiz.jpg
asked by Plasmid isolation 
Math
Write an equation using 2as a base and 100,000 as a power of 10
asked by Jonathon 
Math
The length of a rectangle is twice it's width. If it's perimeter is 54cm, find its length. Explain!
asked by Abhishek 
math
answer if event is impossible, unlikely,as likely as not , likely or certain 1. of the original 56 singers of the declartion of independence four of them represented north carolina if you slected one singer randomly how likely is it that he represented
asked by cecrett 
english
could you tell me the right preposition here : he knocks at the door / on the door
asked by r s telagathoty 
Chem
if 0.24o moles of a monoprotic weak acid is titrated with NaOH, what is the PH of the solution at the 1/2 equivalence point.
asked by Joe 
4th grade math
han ate 3 apples out of a bag of 6 apples. lester ate 2 apples out of a bag of 5 apples. use equivalent fractions to decide if han or lester ate a larger part of the total apples from each bag. explain your answer
asked by mythreyee 
math
answer is this event impossible. unlikely,as likely as not,likely or certain 3. there are 8 righthanded pitchers and 2 lefthanded pitchers on the tigeris baseball team. how likely is it that their opponents will face a righthanded pitcher
asked by cecrett 
Physics
A rope is used to pull a 5.19 kg block at constant speed 3.38 m along a horizontal floor. The force on the block from the rope is 3.23 N and directed 20.0° above the horizontal. What are (a) the work done by the rope's force, (b) the increase in thermal
asked by Riley 
Physics!
Calculate the watts of power expended when a force of 2.0N moves a book 2.4m in a time interval of 1.0 s. Express your answer to two significant figures and include the appropriate units.
asked by Anonymous 
English
You should always document your quoted information with a properly for matted? Answers are Citation Footnote Endnotes THANKS Thanks Think it is Footnote
asked by snow 
AP Chemistry
1,2Benzanthracene is a yellowbrown nonvolatile solid with molecular weight 228.29g*mol1. an 18.2632g sample of 1,2benzanthracene is dissolved in 250.0 g of benzene, C6H6. Whta is the vapor pressure of this solution at 25C, in millimeters of mergury,
asked by Ella 
Physics
PLEASE HELP. a 1000 kg car is coasting down the highway at 20 m/s. How much work do friction and air resistance do in bringing the car to rest?
asked by Ritzi 
Physics
What is the momentum of a 52 kg carton that slides at 5.0m/s across an icy surface?
asked by Christine 
Statistics
A researcher investigated the effect of volume of background noise on participants’accuracy rates while performing a difficult task. He tested three groups of randomly selected students and obtained the following means and sums of squares: Volume Source
asked by Joy 
math
type of cd/dvd number  rock CD 26  pop CD 17  comedy CD 11
asked by cecrett 
physics
A bead of mass m = 42.5 kg is released from point A which is located 5 m above the ground and slides on the frictionless track as shown in the figure. Determine the beads speed when it reaches point C which is located 2.0 m above the ground.
asked by sunny 
Physics
What is his kinetic energy when his potential energy reduces to 1000 J? Express your answer to two significant figures and include the appropriate units
asked by Anonymous 
Physics
In a series circuit, the power source is 9volt battery and three resistors. R1=7ohm R2=9ohm R3=2ohm What is the total resistance in this series circuit? What is the current? Please help I don't understand this!, Thank you
asked by Cherie 
algebra 1
Divide the following radical and simplify the answer. 200304050000_files/i0160000.jpg
asked by Anonymous 
Physics
what type of heat transfer does solar hot water heating use? (conduction, convection, radiation)
asked by Lisa 
physics
Use the following information to calculate the speed of a ball in a pinball machine at a specific location. The ball is launched by using a spring (k = 684 N/m) compressed by 7.8 cm. Consider the starting position of the ball to be its location when the
asked by sunny 
Accounting Corporations
Birch issued 200 shares of $12 par common stock in exchange for a piece of equipment with a current market value of $3,000.Whichof the following is not part of the journal entry for tis transaction? A.Debiting Equipment for $3,000 B.Crediting Common Stock
asked by Bella 
English
That creatures living in the deep sea are in danger of starving to death? Answers are Adverbial clause Adjectival clause Noun Independent clause Thanks is it Independent clause
asked by snow 
Physics
Does the solar powered calculator work when there is no bright light falling on the solar panel? Explain. I think it does but I don't know why please help explain this. Thank you
asked by Cherie 
science
1. Which of the following is evidence that groundwater cause erosion and deposition ? a) the formation of meanders b) the formation of large boulders in the desert c) the formation of alluvial fans d) the formation of stalagmites and stalactites in caverns
asked by victoria 
Algebra
When I factor an expression completely, I get 6(v^2 + 9)(3v  5). Is it possible to write this as 6(v + 3)(v + 3)(3v  5)?
asked by Anonymous 
algebra
If you multiply a number by six and then subtract negative ten, the difference is negative twenty. What is the number?
asked by Anonymous 
Stats
3. A mail order magazine service has the exclusive subscription rights to a certain magazine. Subscriptions can be reserved for one, three, four or five years. A study of the subscriber list for other similar magazines reveals that the following
asked by Cel 
Math
Find the circumcenter of angle EFG with E(4,4), F(4,2), and G (8,2).
asked by Libby 
Physics
You exert a 100N pull on the end of a spring. When you increase the force by 20% to 120 N, the spring's length increases 4.0cm beyond its original stretched position. What is the spring constant of the spring?
asked by BULTURP 
Physics
A spring with a cart at its end vibrates at frequency 8.5Hz. 1.Determine the period of vibration 2.Determine the frequency if the cart's mass is doubled while the spring constant remains unchanged. 3.Determine the frequency if the spring constant doubles
asked by BULTURP 
math
we have 2 baskets. there are 3 apples in each basket. we needs 7 apples to make a pie. can we make a pie?
asked by mohamad shbib 
algebra
. Mrs. Crenshaw has confiscated 4 cell phones from 4 different students because they used them during class. To get the cell phones back, they have to answer the fol lowing question: What is the probability that no student receives his or her own phone if
asked by marissa 
English
Choose the best answer 1. What do you get if you mix common bacteria and vinegar. The word common means a. multiple b. ordinary  the answer c. lowerclass d. poisonous 2. It is a serious question. The answer is you get bacteria that eat toxic waste and
asked by Anonymous 
pie
we have 2 baskets. there are 3 apples in each basket. we needs 7 apples to make a pie. can we make a pie?
asked by mohamad shbib 
Music help
which key is the relative minor of A major? Which major has 5 sharps in the key signature?
asked by #1Student 
Health & P.E. pls check my answers!!!!!
hi, can someone pls check my answers asap!!??? 1.Select the community activity that is a healthy choice to promote fitness for all ages A.annual 5K fun run for charity*** B.annual state fair C.monthly movie in the park D.monthly laser light show at the
asked by TTR+S<3 
science
Calculate the mass percent composition of each element in each compound.
asked by Jordan 
US History
What is the second great awakeing?
asked by Anonymous 
multiplication
we have 2 baskets. there are 3 apples in each basket. we needs 7 apples to make a pie. can we make a pie?
asked by mohamad shbib 
Finance
how much should be paid for a bond with a coupon rate of 3.8% a yield to maturity of 6.2% and it wil mature in 7 years
asked by Sandra 
math
Factor. 18x^3+24x^245x
asked by Anonymous 
Health part 2
The walls of veins have the same three layers as the ________. A. Arteries B. Capillaries C. Tissue D. Soma
asked by Briana Faith 
Physics
A car of mass m moving at a speed v1 collides and couples with the back of a truck of mass 3m moving initially in the same direction as the car at a lower speed v2. (Use any variable or symbol stated above as necessary.) (b) What is the change in kinetic
asked by Joe 
marketing
davis is a producer of seasoning powder for quick preparation of food.By 2012 there are nine varieties of seasoning powders.The marketing objectives of the company are to contribute to the dietary life of consumers and also diversify its products to
asked by marikent 
Algebra 1 Answer Check
Factor this trinomial. 9x^2  x + 2 A: (3x + 2)(x  1)
asked by Anonymous 
Business Math
Sorry  but I accidentally deleted your post. Homework Help: Business Math Posted by Karla on Monday, March 10, 2014 at 8:27pm. The Soft Step Floor Company purchases carpeting for $5.12 per square yard and marks it up 55% based on the selling price. What
asked by Ms. Sue for Karla 
Algebra 1 Answer Check
Factor this trinomial. 16x + 20x + 6 A: 2(4x + 1)(2x  3)
asked by Anonymous 
english
May you please edit this essay? Holden Caulfield in “Catcher in the Rye”, seems to be obsessed with mortality and youthful innocence, both of which are embodied in James Castle and Allie Caulfield. Holden demonstrates these infatuations in his
asked by Liz 
English
Leonardo da Vinci believed in soper vedere, or the power of observation. While his contemporaries looked for scientific truth in the writings of ancient scholars, da Vinci's theories were based on empirical research, that which he observed and recorded in
asked by Anonymous 
English
This sentence is all underline Wherever there are animals dropping Answers are Adjectives clause Advebial clause Noun Independent Is it Noun
asked by snow 
science
Every year Eli and his family visit Great sand dunes desert in Colorado.Elliott notices that more dunes with varied shapes and sizes appear each year.Explain what causes phenomenon.
asked by victoria 
calculus
Find the surface area of the part of the sphere x^2+y^2+z^2=a^2 inside the circular cylinder x^2+y^2=ay (r=a*sin(θ) in polar coordinates), with a>0. First time posting on this website, sorry for the lack of details on my attempts but I am really not sure
asked by Johnnie 
math
if four out every seven individuals in a population of armadillos carry a gene for a defective enzyme, how many individuals carry the normal gene in a population of 869 armadillos?
asked by Anonymous 
Personal Finance
The maximum tax rate on estates and gifts: A. is gradually declining. B. is gradually increasing. D. has increased sharply
asked by Nina 
math
if venom A is three times as potent as venom B and venom C is 2.2 times as potent as venom B. how much more potent is venom C compared to venom A?
asked by Anonymous 
College Physics
PLEASE HELP. DUE TOMORROW A large box 4.5 m on a side has mass 90 kg. A force F is applied as shown, making an angle θ = 35 with respect to the vertical. How large must the force be to tip the box about the pivot point P? The force is being pulled
asked by Kelsey 
Science help
A student combined water, sugar, and salt into a beaker. Which of the following statements are true? a. The individual substances can be separated by physical means.** b. The individual substances cannot be separated by physical means. c. A new substance
asked by #1Student 
Calculus
If f(x)= 4x^2+7 and x≤0, what is the equation of the inverse function? The answer is supposed to be f^1(x)= [√(7x)]/2, but this is what I did: x=4y^2+7 4y^2=x7 y^2=(x7)/4 y= √[(x7)/4] Did I do something wrong? By the way, for the original
asked by Ann 
math(CHECK answers)
4.D 4.which unit of measurement is best to measure the amount of water in a swimming pool? A.milliliter B.kiloliter C.centiliter D.kilometer
asked by matt 
khumbula high school
identify three study fields/career paths in order of preference and provide two reasons for each choice
asked by zihle 
physics
Multiple Concept Example 9 provides background pertinent to this problem. The magnitudes of the four displacement vectors shown in the drawing are A = 15.0 m, B = 10.0 m, C = 12.0 m, and D = 29.0 m. Determine the (a) magnitude and (b) direction for the
asked by marah 
Languaga Arts
4. What conclusion can you draw from Anne and Peter’s interaction at the beginning of Scene 3? (1 point) a.Anne finds Peter’s behavior embarrassing. b.Anne is standoffish toward Peter, which hurts his feelings. c.Peter is selfconscious, while Anne is
asked by Amy 
Math
(2p+9)(3p+1)
asked by Mpho 
khumbula high school
state the study field you have identified as your first preference and briefly give a description of the course
asked by zihle 
US History
I'm trying to find what the "Enabling Bill" is. We are talking about the Missouri Compromise, Monroe Doctrine and treaties in the 1800's but the only thing I can find is the Enabling Act of 1933. Please help.
asked by Sue 
science
Hannah is comparing a rock from a riverbed and a rock from deep underground. One is very smooth, and the other has very rough edges. Explain why each rock was probably found in that location.
asked by victoria 
rational expressions
1. Create a equation that uses two rational expressions that equal (x+5)^2 2. Create an equation that uses two rational expressions that equal 1/x+3 3. Create an equation that uses two rational equations that equal x^2+7x+10
asked by jarron 
life orientation formal assessment tasks
state the minimum admission requirements for you chosen study field ensure that you information is current and relevant
asked by zihle 
math
14x^2+19x+32=18
asked by WINSTON 
math
x(6x+1)
asked by WINSTON 
math
Suppose the the limit as x approaches 6 to the left equals infinity. What conclusion can be made about the graph of y = f (x)? there is a horizontal asymptote at y = 6 there is a horizontal asymptote at y = 6 there is a vertical asymptote at x = 6 there
asked by lilly 
Algebra
Mary has a total of $5000 invested in two accounts. One account pays 5% and the other 8%. Her interest in the first year was $331. Write and solve a system of equations to find out how much she has invested in both accounts.
asked by Steveo 
exam # 013050
Need help with the following PF exam 013050  answers
asked by Van 
math
47. (3,0),(1,4),(1,6),(2,0) can some help me graph this
asked by Anonymous 
Science
What is the formula to find density when weight is 90N, Vol is 45ml, Mass is 9.0g
asked by Jordan 
English
I need to re word this paragraph. Hemingway's distinctive writing style is characterized by economy and understatement, and had a significant influence on the development of the 20th century fiction writing. His protagonists are typically stoical men who
asked by Gabby 
science
In the following diagram, the greem ball changes direction after colliding with the red ball because the red ball has more momentum. True
asked by thenameisjordan 
Physics
A ball traveling with an initial momentum of 2.5 kg*m/s bounces off a wall and comes back in the opposite direction with a momentum of 2.5 kg*m/s. What impulse would be required to produce this change?
asked by Amanda 
Algebra
Compute and write your answer in scientific notation. (5.2 x 1013) (7.1 x 1022)
asked by Steveo 
Algebra
Compute and write your answer in scientific notation (4.3 x 108) (1.5 x 109)
asked by Steveo 
Algebra
Compute and write your answer in scientific notation. 8.2 x 105 2.75 x 103
asked by Steveo 
Algebra
Compute and write your answer in scientific notation. 6.3 x 107 3.25 x 1012
asked by Steveo 
english
I have to write a research paper on why ernest hemingway would be a good author for college students to ready. Any suggestions on where to start?
asked by Vicky 
Algebra
Subtract the polynomials. (4a2+9b5)  (2a26b5)
asked by BrianP 
Algebra
Subtract the polynomials. (72z3+4y)  (3z3+126y)
asked by BrianP 
Physics
The frequency of oscillation of a pendulum is 7 Hz. What is the period of oscillation?
asked by Amanda 
Physics
A truck and a bicycle are moving side by side with the same velocity. Which, if either, will require the larger impulse to bring it to a stop? a) The bicycle. b) The truck. c) Both will need the same impulse. d) There is not enough information to determine
asked by Amanda 
math
Wilson buys pizza every month to serve to his employees at their meeting. In February, he bought three more than twice the number of pizzas he bought in January. If Wilson bought 15 pizzas in February, how many did he buy in January?
asked by Kat 
math
100 eighth grade students were interviewed about their favorite subject at school. 45 said Math, 70 said English, and 5 said neither. Using a Venn diagram, how many said both?
asked by jojo 
english
1 'are you free this afternoon'she said. (into reported speech) 'dont you want to go?'(into indirect speech) 3. if i were you ... why i agrees with were not was pl clarify
asked by r s telagathoty 
L.A.
Which words clue the reader about the compareandcontrast organization in the opening paragraph of "The Next Big Thing"?
asked by Connexus 
Science, Genetics
Please help me with science genetics questions? Thanks to all who answer. :) 1. Chromosome pairs contain different versions of genes, which are called ________. 2. The process in which body cells are duplicated in order to grow and repair body tissues is
asked by Hannah 
Algebra 1 Answer Check
Factor each trinomial. 1. 2x^2 + 5x + 12 A: 1(2x + 3)(x  4) 2. 4a^2 + 8a  5 A: (2a 1)(2a + 5) 3. 4x^2  8x + 5 A: 1(2x  1)(2x + 5) 4. 5x^2 + 7x + 6 A: 1(5x + 3)(x  2)
asked by Anonymous 
SOLID MENSURATION
What is the central angle of a circle with a radius of 2 feet and a segment area of 4.3 square feet.
asked by ROMEO 
spelling
if i said i only saw one loan deer. which word needs to be spelled correctly
asked by canace 
PHYSICS IMPULSE MOMENTUM QUESTION
what is a scenario in which REDUCING the time of impact would be beneficial?
asked by Aly 
math
A lady buys goods worth Rs.200 from a shop. (shopkeeper selling the goods with zero profit) .. The lady gives him 1000 rs note. The shopkeeper gets the change from the next shop and keeps 200 for himself and returns Rs.800 to the lady. .. Later the
asked by faizanurrahman 
Math 2 questions
1.5.652 rounded to the nearest tenth. 2. The two triangles below are similar. Find the value of x. triangle 1: base: 4 height: 10 triangle 2: base: x height: 20 what would X be? my guess 8.
asked by anonymous 
Math
Hi can someone help me with this question. This is on my review. Thanks! The monthly cost C, in dollars, for international calls on a certain cellular phone plan is modeled by the function where x is the number of minutes used. (a) What is the cost if you
asked by Matt 
statistics
1. A company decides to add a new program that prepares randomly selected sales personnel to increase their number of sales per month. The mean number of sales per month for the overall population of sales people at this national company is 25 with a
asked by Anonymous 
physics30
A spring is compressed a distance of x. When the spring is released, it shoots a marble of mass m vertically upward from ground level. The maximum height reached by the marble is h. The magnitude of the marble’s momentum at the highest point of the
asked by alejandro 
103 Logic
14. Deciduous trees are trees that shed their leaves. Maple trees are deciduous trees. Therefore, maple trees will shed their leaves at some point during the growing season. (Points : 1) A. Deductive B. Inductive
asked by Jeanette 
Chemistry
In a coffee cup calorimeter, 1.60 g of NH4NO3 is mixed with 75.0 g water at an initial temperature of 23.50 ºC. When the salt was completely dissolved, the solution temperature of the calorimeter became 21.80 ºC. Assume the solution’s specific heat
asked by Eddie 
Physics
If you throw a 0.5 kg ball straight up with a speed of 10 m/s, how high will it go?
asked by Sandra 
Physics
The rockets on a cell phone satellite provide a thrust of 12,000N. If the mass of the satellite is 15,000kg, What will be the resulting acceleration?
asked by Sandra 
Physics
What is the work done by a crane that lifts a 1,200kg object 30m?
asked by Sandra 
Maths
A man is 42 years old and his son is 12 years old. In how many years will the age of the son be half the age of the man at that time? Explain!
asked by Abhishek 
physics
A spring can store 25 J of energy when compressed by 0.13 m. What is the spring constant of the spring? Use SI units in your answer. k =
asked by Anonymous 
Math 2
Amira decides that she wants the 10 molds to have a square base. How many possible molds can she use? Volume is 28 cubic centimeters when it was a rectangular prism. Please answer thanks
asked by Jenny 2 
6th grade math  statistics
Can you explain why Q1 = 3.5 and Q3 is 9 out of this dataset 0, 1, 3, 4, 6, 7, 7, 7, 8, 10, 12, 12. My answers were: Assuming median would be 7 (using numbers in positions 6 and 7 where 7+7/2 = 7) Q1 dataset would be 0,1,3,4,6; Q1 = 3 Q2 dataset would be
asked by Alexis 
math
Calculate the slant height for the given cone. Round to the nearest tenth. Diameter = 8cm height = 9 cm 10.2 cm 11.4 cm 9.8 cm 12.0 cm
asked by anonymous 
Math 2
Mr. Nelson has a rectangular flower box that is 5 feet long and 2 feet tall. She wants the width of the box to be no more than 5 feet. If the width is a whole number, what are the possible volumes for the flower box?
asked by Jenny 2 
Math 2
Raymond wants to make a box that has a volume of 360 cubic inches. He wants the height to be 10 inches and the other two dimensions to be whole numbers of inches. How many different sized boxes can he make?
asked by Jenny 2 
Please Help Me :( Science: Biology, Genetics!
Please help me with science genetics questions? Thanks to all who answer!! :) 1. Chromosome pairs contain different versions of genes, which are called ________. 2. The process in which body cells are duplicated in order to grow and repair body tissues is
asked by Hannah 
chemistry
what volume of 1.5mols of tetraoxosulphate (iv) is needed to react with 2grams of calcium
asked by ayomide 
chemistry
0.05naoh in 2and half ml naoh?
asked by kapil 
Calculus
Determine the equation of the inverse function if f(x) = 2x^2+3, and x≥0. The answer is supposed to be f^1(x)=[√(2x6)]/2. This is what I did: x=2y^2+3 2y^2=x3 y^2=(x3)/2 y=√[(x3)/2] Did I do something wrong? Thanks!
asked by Ann 
Science
If 33.7 grams of LiOH dissolve in enough water to make a 231gram solution, what is the concentration in percent by mass?
asked by Josh 
FIN/371
a bond that has a $1,000 par value (face value) and a contract or coupon interest rate of 10.1%. The bonds have a current market value of $1,125 and will mature in 10 years. The firm's marginal tax is 34%.
asked by Terrell 
Math. 2
Siphons bought 3 yards of trim to put around a rectangular scarf. She wants the width of the scarf to be a whole number that is at least 6 inches and at most 12 inches. If she uses all the trim , what are the possible dimensions of the scarf? Write in
asked by Jenny 2 
physics
A ball is projected upwards from a platform 8m above the ground,with an initial velocity of 3m/s.How long does it take for the ball to reach the ground.
asked by pamela