Questions Asked on
April 22, 2015

Statistics
The daily sales of a retail store are normally distributed with a standard deviation of $500. If the probability that sales will be less than $10,000 in any one day is 40%, what are the mean daily sales?
asked by Anonymous 
geometry
Write the conditional statement that the Venn diagram illustrates. The Venn diagram includes a large circle and it says quadrilateral and a small circle in it that says squares. Would this be the answer: If quadrilaterals are a four sided figure then in is
asked by Alexa 
calculus
If 800 feet of fencing is used to enclose a rectangular plot of land that borders a river, what is the maximum area that can be enclosed? Answer to the nearest square foot without commas. For example, if the answer is 1,000, write 1000.
asked by emma 
AP Chemistry
Determine the volumes of 0.10 M CH3COOH and 0.10 M CH3COONa required to prepare 10.0 mL of buffer of each of the following pH values? a. Ph 3.7 b. pH 5.7 C. pH 5.7 I just need to see how to do one of them and I'll understand how to do the rest.
asked by david 
ART Check
How would a visual effects designer working on an animated movie with human characters best use knowledge of biology? Knowledge of biology can help the designer to create accurate human features.**** Knowledge of biology can help the designer to create an
asked by koolkid 
calculus
In the space below, provide the smaller of the two positive integers that add to 40 and have the largest possible product
asked by emma 
chem
a solution is prepared with 3.26g kcl and water to make 25.0ml,of kcl,what is the %(m/V) of the kcl solution.
asked by michelle 
scale math
An architect uses a scale of 1/4 inch to represent 1 foot on a blueprint. If the West wall of a building is 44 feet long, how long will the line be on the blue print?
asked by FrancesR. 
math
A town Q is on a bearing of 210 degree from p,r is another on a Bearing of 150 degree from P is cast Q. The distance between R and P is 100m, find the distance between R and Q.
asked by oluwafemi 
math
a man gets an invoice for $460 with terms 2/10, 1/15, n28 ow much would he pay 25 after the invoice date? help a little confused?
asked by A 
Lumuka secondary school
What job can I do while I am doing Agricultural Sciences, Maths Literacy, Geography, Life Sciences, Life Orientation, Tsonga ang English.
asked by Tsakani shilaluke 
Chemistry
Consider the following reaction: CO(g)+2H2(g)⇌CH3OH(g) Kp=2.26×104 at 25 ∘C. Calculate ΔGrxn for the reaction at 25 ∘C under each of the following conditions. A) Standard Conditions B) at equilibrium C)PCH3OH= 1.3atm ; PCO=PH2= 1.2×10−2atm
asked by Ashley 
History
3. all of the following are true about mexico city except 1 point A) it faces traffic problems B) it has pollution C) it has water shortages D) 200,000 people live there 4. A reason why many people move from small villages to Mexico City is to 1 point A)
asked by Le Sexy Male 
Statistics
In a sample of 200 people, 154 said they watched educational television. Find the 90% confidence interval of the true proportion of people who watch educational television. If the television company wanted to publicize the proportion of viewers, do you
asked by Ale 
Chemistry HW Need answers
1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) > 6H2O(g) + 6CO2 (g) How many liters of
asked by John 
World History
1. Which of the following is a similarity between the Huang River and Indus Valley civilizations? A  the use of bronze ritual vessels B a social class system with farmers at the bottom C  the exchange of ideas with other cultures D  the use of a metal
asked by Help me please 
Math
you have four $1 bills, two $5 bills, five $10 bills, and five $ 20 bills in your wallet. You select a bill at random. Without replacing the bill, you choose a second bill. What is P($1, then$ 10)?
asked by Katie 
science
2. A 75.0 g sample of a metal is placed in boiling water until its temperature is 100.00C. A calorimeter contains 100.00 g of water at a temperature of 24.40C. The metal sample is removed from the boiling water and immediately place in water in the
asked by Lilian 
PHYSICS
A 50.5g golf ball is driven from the tee with an initial speed of 57.4 m/s and rises to a height of 23.2 m. (a) Neglect air resistance and determine the kinetic energy of the ball at its highest point. (b) What is its speed when it is 7.97 m below its
asked by KS 
Chemistry test can't fail please help (senior)
1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) > 6H2O(g) + 6CO2 (g) How many liters of
asked by John 
Physics
You attach one end of a spring with a force constant k = 893 N/m to a wall and the other end to a mass m = 2.02 kg and set the massspring system into oscillation on a horizontal frictionless surface as shown in the figure. To put the system into
asked by Kristin 
science
A 30.0 g sample of water at 280. K is mixed with 50.0 g of water at 330 K. Calculate the final temperature of the mixture assuming no heat loss to the surroundings. Remember that the heat gained by the cooler water is equal to the heat lost by the warmer
asked by Lilian 
Art
Picture is: (lit a la polonaise)bed . It is the first image in google. This French bed mostly communicates what cultural value? A. peace B. Extravagance C. Frugality D. Independence Is the answer B? Thank you
asked by Dove 
Math
An orienteer runs for 4.5km, then turns through and angle of 32 degrees and runs for another 6km.How far is she from her starting point?
asked by Jeremy 
Social Studies
1. Which is a key factor that affects the climate of mountainous Latin America? (2 points) • snow • El Niño • elevation • sea breezes 2. Which statement best describes the economies of Central America? (2 points) • Central America's economy is
asked by Nathan 
Chemistry
1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) > 6H2O(g) + 6CO2 (g) How many liters of
asked by John 
If you answer these questions I will pass this cla
1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) > 6H2O(g) + 6CO2 (g) How many liters of
asked by Ben 
Chemistry
I just need help with these three 1.Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) >
asked by Ben 
Math
Find the slope of the following graphs. X, 1, 0, 1 ,2 Y, 4, 2, 0, 2 A. 1/2 B. 2 C. 2 D. 1/2 Is the answer B? Thank you
asked by Dove 
Math
A male African elephant weighs 7 Tons. If a male African lion at the local zoo weighs 1/40 of the weight of the male African elephant, how many pounds does the lion weigh?
asked by Mo 
Algebra 2
A chemist has a bottle of 1% acid solution and a bottle of 5% acid solution. She wants to mix the two to get 100 mL of a 4% acid solution. How much of each should she use?
asked by Megan 
Statistics
A manufacturer makes ball bearings that are supposed to have a mean weight of 30g. A retailer suspects that the mean weight is actually less than 30 g. The mean weight for a random sample of 16 ball bearings is 28.8 g with a standard deviation of 3.9 g At
asked by Leslie667 
chemistry
How many milliliters of a 0.250 M acetic acid solution must be added to 50.0 mL of a 0.750 M NaOH solution to produce a buffer solution with pH = 4.500 ? The pH is given by which we can calculate the concentration of [H+] How do we approach the problem
asked by Anon 
ipc
A rock is placed in a graduated cylinder to determine its volume. The following data are obtained. What is the volume of the rock? Initial volume of water: 13.7 mL Final volume of water: 28.9 mL
asked by hey 
PreCalculus
Simplify the rational expression and then add or subtract. Express answers in simplest form and identify all nonpermissible values. (The nonpermissible value is not the issue. It is the simplification) 3x + 15/x^225 + 4x^2 1/ 2x^2 + 9x 5
asked by Lucina 
Math
Determine whether, for any set A, it is true that P(A) = P(U) − P(A). If it is true prove it, if it is not, give a counterexample.
asked by Anonymous 
accounting
Not recording the Prepaid Rent used causes A. assets to be too high. C. expenses to be too high. D. revenue to be too high. My answer is A
asked by Emi 
science
4. A 70.0 g sample of water at 95.00°C is mixed with 50.0 g of water at 135.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings. Remember that the heat gained by the cooler water is equal to the heat lost by the
asked by Lilian 
ELA "The Ninny"
if anyone has read "The Ninny" by Anton Chekhov please help! just 1 question How does Yulia in "The Ninny" show herself to be a spineless person? a. she tells her employer that she has worked for two months and five days b. she cries and coughs when she is
asked by basketball&batman 
Chemistry
Consider the following reaction: 2NO(g)+O2(g)→2NO2(g) Estimate ΔG∘ for this reaction at each of the following temperatures and predict whether or not the reaction will be spontaneous. (Assume that ΔH∘ and ΔS∘ do not change too much within the
asked by Ashley 
calculus (please help)
find the volume of the solid whose bounded by the circle x^2+y^2=4 and whose cross sections perpendicular to the yaxis are isosceles right triangles with one leg in the base. Please give explanation and steps
asked by may 
English
why traditional African marriage is an advantage for a men only , not women
asked by thandolwethu 
Chemistry
Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) > 6H2O(g) + 6CO2 (g) How many liters of
asked by John 
Chemistry
Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen C6H12O6(s)+ 6O2(g) > 6H2O(g) + 6CO2 (g) How many liters of
asked by John 
integral calculus
Integrate with respect to x : ∫3−1x7+x2−−−−−√dx
asked by yomi 
physics 111
1. A monkey in a perch 20 m high in a tree drops a coconut above the head of a zoo keeper as he runs with a speed 1.5 m/s beneath the tree actually intending to hit the toes of the zoo keeper, how early in seconds should the coconut be dropped by the
asked by Cali franco 
Geometry
The measure of the consecutive sides of an isosceles trapezoid are in the ratio 8:5:2:5 the perimeter of the trapezoid is 140 inches if it's height is 20 inches find the area of the trapezoid
asked by Anonymous 
Statistics
A modification is made to a computer component to try to increase its mean time between failures, which was originally 520 hours. Tests on a simple random sample of 10 modified components resulted in the following times (in hours) between failures. Assume
asked by Giselle 
Statistics
A savings and loan association needs information concerning the checking account balances of its local customers. A random sample of 20 accounts was checked and yielded a mean balance of $664.14 and a standard deviation of 235.29. Assume the data is
asked by Giselle 
Statistics
A simple random sample is conducted of 1486 young adults who were once college students seeking bachelor’s degrees at a specific university. The study found that 780 of these young adults actually earned bachelor’s degrees. Use a 0.05 significance
asked by Giselle 
Analytic Geometry
The ordinate of a point P is twice the abscissa. This point is equidistant from (3, 1) and (8,2). Find the coordinates of P.
asked by Alexis 
Statistics
An automatic machine in a manufacturing process is operating properly if the length of an important subcomponent is normally distributed with a mean μ = 80 cm and a standard deviation σ = 2 cm. a) Find the probability that the length of one randomly
asked by Lia 
Consumer math
Determine the cost of a taxi trip of 9 2/3 miles if the fare is $1.10 for the first 1/6 mile and $.20 for each additional 1/6 mile (or fraction). a. $11.90 b. $11.20 c. $12.50 d. $12.80 Determine the cost of a taxi trip of 9 miles if the fare is $1.10 for
asked by Caleb 
math
suppose you covered your desktop with small squares.Then you cover your desktop with large squares.Would you use more small squares or large squares?Explain
asked by Emma 
Chemistry
Cell respiration glucose is reacted wth oxygen in body to produce carbon dioxide and water how many liters of carbon dioxide would be produced if 90.0 g of glucose completely reacts with oxygen
asked by John 
Physics
90.0g of copper (c=390J/kg*oC) at 80.0°C are added to 270g of water at 20.0°C. What is the final temperature of the mixture?
asked by Adil 
social studies
1.Which of the following is a landform that is almost always flat? a)glacier b)loess c)plain*** d)peninsula 2.What is a loess? a)a type of fir tree that grow in the far north b)a long,narrow steep inlet c)a type of soil spread by winds d)a raised area of
asked by @HELP PLEASE 
Calc 2 Indefinite Integrals
Can someone help me with these? dx/(x sqrt(x^3 1) using x^3 = 1/z^2 i.e z^2/3 it x(third power) 1 just to be clear. dx/(x(a+bx^n)) using x^n = 1/z i.e. x= z^1/n Thank You for the help!
asked by Kate 
chemistry
How to calculate the concetration on a Beer's law plot?
asked by linda 
Calc 1
Does the function satisfy the hypotheses of the Mean Value Theorem on the given interval? f(x)=x^3+x4 [0,2]
asked by TayB 
pols210 d001 win test answer
answer to quiz in pols210 d001 win
asked by Anonymous 
precalculus
use the discriminant to determine whether the equation is a parabola, an ellipse, or a hyperbola. Then identify the angle of rotation required to eliminate the xyterm. x^2+4xy+y^2=1 5x^26xy+5y^28x+8y8=0 9x^2+24xy+16y^2=25
asked by JK 
phsyics
A long string is wrapped around a 6.4cmdiameter cylinder, initially at rest, that is free to rotate on an axle. The string is then pulled with a constant acceleration of 2.0m/s2 until 1.5m of string has been unwound. If the string unwinds without
asked by M 
Chemistry
Determine the mass of a sample of water that absorbs 1000j of heat to melt at its melting point?
asked by E'Manuel 
Language arts 8th grade.
Which sentence contains a predicate pronoun as a subject complement? 1) The best person for the job is she. 2) The ground is sloping and uneven.* 3) We wondered what happened to him. 4) Amy is employee of the week. Identify the capital portion of the
asked by Selah 
math
Iam a4digit number.If my digits are reversed I became a 3 digit number. what is the digit in my ones place ?
asked by subham 
Math
A fence surrounds a square plot of land. The area is 324 yd 2. Find the length of each side. Use the Systematic Guess and Check method. What I already know: It is a square shape. And all squares have equal sides.
asked by Anon 
chem
An atom emits a photon of wavelength 1.08 meters. What is the energy change occurring in the atom due to this emission? (Planck's constant is 6.626 × 10È³Ê joule seconds, the speed of light is 2.998 × 10§ m/s)
asked by ali 
Social Studies
1) Which Geographic Feature most enabled people to cross the himalayas and other northern Mountains to settle the Indian Subcontinent? A) Rivers such as the ganges B)Gorges such as the khyber pass C)Lower mountains such as the Indian Subcontinet. D)Low
asked by Kareemah 
Math
Without using a calculator, decide which of these numbers divide into 2^5 * 3^9 * 7^2 * 13^5 8 17^4 * 19 with no remainder. Explain how you know. a) 2^4 * 3^8 * 7^2 * 13^4 * 17^4 * b) 2^5 * 3^2 * 5 * 7^2* 17 c) 2^4 * 13^4 * 17^4 * 19^4 d) 2^2 * 3^5 * 7 *
asked by Lola 
Math
Kenji has a box containing many blue rods, each one 252 cm long. MeiLing has a box containing many green rods, each one 408 cm long. They each start making a long line of rods of their colour by laying rods end to end. After a while, their lines are
asked by Sandy 
Science
Explain how a thermocouple works. What are thermocouples used for?
asked by Earl 
Art
Pictures: Pair of Armchairs by unknown artist Digital image courtesy of the Getty's open content program. I couldn't find this picture in google. Picture 2: Ceremonial Chair(The Elgin Throne) by unknown artist it was the first picture in google. The
asked by Dove 
math
suppose maya made another sign with an area of 48 square inches. would this sign be larger or smaller than the sign with an area of 48 square centimeters? explain how you know
asked by chris 
Math
A cylinder fish tank has a volume of 301.44, a rectangular fish tank as a volume of 300, and a triangular prism tank has a volume of 253.75. Obviously the cylinder tank holds more water, but is there a mathematical reason why other than its bigger?
asked by Ben 
Physics
A yoyo is spun from rest by pulling on the string with a constant tension of 2.0 N. The radius of the inner rod on which the string is strung around is 0.50 cm. The tension is applied for 5.0 seconds after which the yoyo is observed to spin with an
asked by Terry 
math
find the value of the definite integral from 1 to 3 of (lnx/x) dx.
asked by Linda 
math
a theater contains 440 seats and ticket prices for a recent play were $42 for adults and $18 for children. if the total proceeds were $12,264 for a sold out matinee, how many of each type of ticket was sold?
asked by desirae 
linear algebra urgent
For the orthogonal matrix A = 1/sqrt(2) 1/sqrt(2) 1/(sqrt(2)) 1/sqrt(2) verify that (Ax,Ay)=(x,y) for any vectors x and y in R2. Can someone please explain this
asked by Anonymous 
Thank you
Thanks everyone for helping me on all my work problems
asked by @HELP PLEASE 
Math
Georgia knows that in the relationship between two given variable x and y, each value of y is found by adding a given number corresponding value of x, or multiplying it by a given number. She only knows a single pair of x and y values. Can georgia write an
asked by Myella 
Math
find the slope of a line that is parallel to the line containing the points (3, 4) and (2, 6)? A. m = 2 B. m = 2 *** c. m = 1/2 D. m = 1
asked by Math Help! 
social studies
Why is John Mosby an important figure of the cival war? (If you can, please put them in a list and I need the most important facts) thankyou :)
asked by sarah 
PreCalculus
Can the following be reduced any further? 14x^2/56y^3 I did not reduce because there were different variables in the numerator and denominator. Thanks
asked by Lucina 
Math
find the slope of the line that is perpendicular to the line containing the points (2, 1) and (2, 3). A. m = 2 B. m = 2 C. m = 1/2 D. m = 1
asked by Math URGENT!! 
English Research
What are some things you can inherit from your parents?
asked by Mary 
POLS210 D001
Please I am in desperate need of finding the answer to pop quiz 4,6,and 8 please is there anyone out there that could help me.
asked by Gary 
Life science
A purebreeding black coat cat was crossed with a hybrid black coat cat. (a)Represent the diagrammatically .(b)What percentage of the offspring
asked by Bandlalakhe Duma 
Social studies
1.Explain two types of divisions that existed in Europe during the cold war? 2.How did the Columbian exchange encourage the growth of European colonies?
asked by @HELP PLEASE 
Math
In 1954, Mt. Everest was measured as having an elevation of 8848 m. In 1998 to 2000, Mt. Everest was measured as having an elevation of 8850 m. Using an average rate of uplift of 6.5 mm/y, how much has Mt. Everest risen since it was first measured? How
asked by Victoria 
Art
Picture: Contemporary Retro Molded Black Accent Plastic Dining Armchair with Wood Eiffel Legs its the first picture in google. This wooden and plastic chair design by Ray and Charles Eames communicates a a sense of which artistic charateristic? A. Balance
asked by Dove 
Ap European
In what respect must each of the following share in the war guilt? Austria,Serbia,Russia,France,Britain,Germany
asked by Allen 
PLEASE HELP
A 60.8kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does 278 J of work on him. In both cases, the forces doing the work are nonconservative. The
asked by KS 
Research Question for English
How does a person inherit intelligence from someone else?
asked by Mary 
Math
Will a cylinder always have a larger volume than a rectangular prism?
asked by Ben 
PHYSICS PLEASE HELP
A 60.8kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does 278 J of work on him. In both cases, the forces doing the work are nonconservative. The
asked by KS 
calc
find the area under the region bounded by the curves y=x^23 and y=2x.
asked by Linda 
math
Find the volume of the solid formed by revolving the region bounded by f(x)= 2x^2 and g(x)=1 about the line y=1.
asked by may 
math
maria need to rap the box shown below with no overlap of the wrapping paper. how much wrapping paper does she need!! please help
asked by i dont know 
math
If you have 3 yards of trim to put around a rectangular scarf and you want the width of the scarf to be between 6 and 12 inches. If you want to use all the trim, what are the possible dimensions of the scarf in inches?
asked by Reagan 
Math
Math  Zo, Wednesday, April 22, 2015 at 8:44pm A wheel has s radius of 9 inches. If the wheel is rolled on a flat surface, how many revolutions will it take for the wheel to travel 90 ~ pie inches
asked by Zo 
Statistics
Find the minimum sample size needed to estimate the population proportion if the margin of error is 0.07 confidence level is 95% and from a prior study p hat is estimated by decimal equivalent of 94% A) 39 b)45 c)43 d)44
asked by Leslie667 
physics
A balloon rubbed against denim gains a charge of −5.0 µC. What is the electric force between the balloon and the denim when the two are separated by a distance of 3.0 cm? (Assume that the charges are located at a point.) The value of the Coulomb
asked by chris 
PHYSICS
A 60.8kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does 278 J of work on him. In both cases, the forces doing the work are nonconservative. The
asked by KS 
PHYSICS
A 60.8kg skateboarder starts out with a speed of 1.84 m/s. He does 90.8 J of work on himself by pushing with his feet against the ground. In addition, friction does 278 J of work on him. In both cases, the forces doing the work are nonconservative. The
asked by KS 
History Help NO NEGATIVE COMMENTS PLZZZ
3. In 1966, Mexican American farm workers demanded all of these EXCEPT a minimum wage. decent housing. health benefits. toilets and drinking water.* 4. All these organizations encouraged women to run for office EXCEPT MALDEF.* Mujeres por la Raza. the
asked by YOLO 
math
a road crew must clear a hill that is 110.0 feet tall so that a new road can be built, they are to clear 11 1/2 feet of the hill each day, find the equation in slope intercept on the line that represent to height
asked by Anonymous 
history
17. Under Franklin Roosevelt's Good Neighbor policy, A. the collective security among the nations of the Western Hemisphere declined. B. American commerce with Latin America increased, but only slightly. C. the Platt Amendment was rescinded. D. Cordell
asked by Brianna 
Trigonemtry
A kite has a string of length 60 metres. On a windy day all the string is let out and makes an angle of between 20 and 36 with the ground. Find the minimum and maximum heights of the kite
asked by Layla 
Angel
How were angels crated?
asked by JoeyHoop 
7th grade math
Can you check the folowing problems. 1. 8(10) + 8(4) = 8(14) is an example of which property? A. Distributive property B. Associative property C. Identiy property D. Commutative property Ans:A 2. By Saturday night, 3 inches of rain had fallen in Happy
asked by Alexis 
Chemistry
a 40.0 ml sample of ca(oh)2 was titrated with 0.0704 m hcl. the volume of hcl needed to reach equivalence point was 18.2 ml. what was the concentration of ca2+ present in the original solution?4
asked by Dahnrae 
math
G(S) =(s2+3)/(s5+s4+s3+3s2+2s) is:
asked by sinchan 
Chemistry test help please
How many liters of chlorine as can be produced when 1.96 L of HCl react with excess O2 at STP Show Work A.0.49L B.0.98L C.1.96L D.3.92L
asked by John 
math
Suppose you buy a $1395 savings bond that pays 4.3% annual simple interest. Determine the value of the bond after 7 years.
asked by Jamie Thomas 
English
1. It is 3 dollars to take the subway. ============== Is this sentence grammatical? What does 'It' refer to in the sentence? Does 'It' refer to 'the subway' or ' to take the subway'?
asked by rfvv 
Statistics
What is the lowest zvalue for the highest 2% of observations on the standard normal distribution?
asked by Alisha 
English
1. How do you go to school? By bus? Nio, I go there by subway. 2. What do you take to school? By bus? Nio, I go there by subway. ========================= Is #1 the same as #2? Can we use 'What do you take to school?' instead of 'How do you go to school?'
asked by rfvv 
Chemistry
One mole of N2 and 3 moles of H2 are placed in a flask at 375 degree celsius.? Calculate the total pressure of the system at equilibrium if the mole fraction of NH3 is found to be 0.21. The Kp for the reaction is 4.21 x 10 raise to 4
asked by Alex 
Math
Ana had some money. she used 4/7 to buy shoes which cost $96. if she spent another 2/7 to buy a dress how much would she spend altogether?
asked by Liz 
Statistics
What is the lowest zvalue for the highest 2% of observations on the standard normal distribution?
asked by Anonymous 
Algebra
Solve the following equation. 16x8square roots of x = 35
asked by Vicki 
AP CHEM
The pKa of acetic acid is 4.74. What is the buffering range of this acid and its conjugate base? Explain.
asked by Sara 
Algebra
x^44x^245=0
asked by Vicki 
SS
What changes did the Aryan migration bring to India? (1 point) The Aryans brought Islam to the region of South Asia. The Aryans developed the Mughal Empire. The Aryans established the caste system and helped develop Hinduism. The Aryans helped spread
asked by Kareemah 
algebra 2
Three hundred and fiftyeight tickets to the school basketball game were sold. Student tickets were $1.50 and nonstudent tickets were 3.25. The school made $752.25. How many student tickets were sold?
asked by Megan 
English
What do you take to school? 1. I take the number 2 bus. 2. I take number 2 bus. 3. I take the bus number 2. 4. I take bus number 2. =========== Which one is grammatical and commonly sed?
asked by rfvv 
math
Sharon wants to buy a bike helmet that costs $21. She already has $9 saved. She plans to sell lemonade to earn enough money to buy the bike helmet. For each cup of lemonade she sells, she makes a profit of $0.20. Explain how to determine how many cups of
asked by Jay 
Math
1. How many bricks each measuring 25cm×11.25cm×6cm, will be needed to build a wall of 8m×6m×22.5? 2. what decimal of an hour is a second? 3. without a calculator, 0.04×0.0162 is equal to...... 3. (0.04)^ 1.5 4. if m and n are whole numbers such that
asked by Bright 
Problem solving
Two numbers that have a sum of 7869 and a difference of 1879
asked by Anonymous 
English
What do you take to school? 1. I take notebooks, textbooks and pencils. 2. I take a bus to school. ======================== What is the answer to the question?
asked by rfvv 
History
Please help! I'm trying to find some info. on Joseph Stalin, but what i've found doesn't seem to answer my questions. 2. What impact did the decisions and actions have on the leader responsible? Did their power increase or decrease as a result? Did they
asked by mstv 
history of math
i need help. the answer is the ratio of 4:2:1. A man makes a will and dies leaving his wife pregnant. His will disposes of 100 ecus such that if his wife has a daughter, the mother should take twice as much as the daughter, but if she has a son, he should
asked by pastyy 
Math
If 2.7m of ribbon costs $4.99 how much does 0.82m of ribbon cost?
asked by Em 
Math
There are 2 points on the graph V(4,12) U(a,0) The line has a slope of 2. What is the value of a?
asked by Anonymous 
physics 111
1. A stone throw from ground level returns to the same level 4 s after. With what speed was the stone throw? Take g = 10m per square. 2. A cart is moving horizontally along a straight line with constant speed ofb30 m/s. A projectile is fired from the
asked by Cali franco 
math
the sum of riciprocals of two consecative even interger is five out of twelve.form an equation
asked by mpaka 
Math
A line segment has endpoints C(3,6) and D(6,4). Point P is such that PC is perpendicular to CD. Determine the coordinates of P if P is on the xaxis.
asked by Anonymous 
Ap European
In what respect must each of the following share in the war guilt? World war 1 Austria,Serbia,Russia,France,Britain,German
asked by Allen 
math
A bag of marbles contains 8 red marbles and 6 yellow marbles. Two marbles are drawn out of the bag at random without replacement. What is the probability that first a red marble then a yellow marble are drawn? Represent your answer as a fraction in
asked by jasmine 
math
A bag of marbles contains 8 red marbles and 6 yellow marbles. Two marbles are drawn out of the bag at random without replacement. What is the probability that two red marbles are drawn out? Be sure to represent your answer as a fraction in simplest form.
asked by jasmine 
math
On a three day hike, Robert hiked twice as many miles on the first day as on the second day. On the third day he hiked 5 miles. Carlos hiked 5 miles on the first day and three times as many miles on the second day as on the third day. (a) Write and
asked by Jay 
math
In a pack of 52 cards, 4 of the cards are Kings. The first card is picked, the results are recorded and the card is returned to the deck. Then the second card is picked. Find the probability of picking two kings. Be sure to represent your answer as a
asked by jasmine 
Math
Determine the value of y so that the line segment with endpoints P(3, y) and Q(3, 1) is parallel to the line segment with endpoints R(4, 9) and S(5,6).
asked by Anonymous 
math
In the North Carolina Education Lottery "Pick Three Game" there are 75 balls in the machine. Your lucky numbers are 7, 14, and 21. The numbers must be drawn in that order. What's the probability that you'll win the $500.00 prize?
asked by jasmine 
precalculus
eliminate parameters of x=1+cos t y=1sin t graph the parametric equations
asked by JK 
Chemistry
I don't know what to do once I get the .49999 number
asked by John 
Managerial accounting
well, I am doing direct material budget, and already have my production budget. for example for the quarter, for January I get 950, and cost for Direct material it says to be $8/unit, but it does not say the units need for production, so im confused.
asked by Mike 
English
In these sentences which verb should be chosen? The public also views/view other sculptures at the memorial. I think Views because public is plural? Mathematics fail/fails to explain the wall's dramatic effect. Fail?
asked by kelley 
physics
A rescue plane is flying horizontally at a height of 132 m above the ground. The pilot spots a survivor and releases an emergency kit with a parachute. The kit descends at a constant vertical acceleration of and the initial plane horizontal speed is .
asked by tr76r65 
Calculus
F(x)=Integral of (12sinx/cos^2x) dx+c F(0)=4. Find C
asked by Anonymous 
Art please help me :)
Picture: Contemporary Retro Molded Black Accent Plastic Dining Armchair with Wood Eiffel Legs its the first picture in google. This wooden and plastic chair design by Ray and Charles Eames communicates a a sense of which artistic charateristic? A. Balance
asked by Anonymous 
Art please help me :)
Pictures: Pair of Armchairs by unknown artist Digital image courtesy of the Getty's open content program. I couldn't find this picture in google. Picture 2: Ceremonial Chair(The Elgin Throne) by unknown artist it was the first picture in google. The
asked by Anonymous 
math
kate and alan sell stereos. last month kate sold 24 more stereos than alan. together they sold 164. How many stereos did allan sell?
asked by Luis 
math
15x12y=96
asked by gage pratt 
math
It was a typo. It should have said Robert instead of Matt. Please help me
asked by Jay 
math
Need help with an algebra question please im trying to.help my son with homework but its been a long time..please!!!
asked by gage pratt 
Physics
How would an astronomer use index of refraction?
asked by Bri 
Connexus
Suppose you divide a polynomial by a binomial. How do you know if the binomial is a factor of the polynomial?
asked by Dakota 
Math (Please, help me!)
In 1954, Mt. Everest was measured as having an elevation of 8848 m. In 1998 to 2000, Mt. Everest was measured as having an elevation of 8850 m. Using an average rate of uplift of 6.5 mm/y, how much has Mt. Everest risen since it was first measured?
asked by Victoria 
Algebra
The equations for two functions are shown below. f(x) = x + 3 and g(x) = 2x  5 Which intercept is farthest from the origin compared to the other three intercepts? A) xintercept of f(x) B) yintercept of f(x) C) xintercept of g(x) D) yintercept of g(x)
asked by Nicolas 
Math
A monopoly has a total cost function C = 1000 + 108x + 12x^2 for its product, which has demand function p = 324 − 3x − 2x^2. Find the consumer's surplus at the point where the monopoly has maximum profit. (Round your answer to the nearest cent.)
asked by Tom 
Algebra
A profit, P(X), for a certain item is a function relating the income from sales,S(X), and the cost of the item,C(X), The function is stated by the equation shown, where x is the number of items sold. P(X) = S(X)  C(X) When S(X) = 0.5x and C(X) = 10 +
asked by Nicolas 
Algebra Help
(x^4)(4x^2)45=0
asked by Merty 
Chemistry
90/180.1559 =0.4995 0.4995*22.4 A. =11.2 Is this correct
asked by John 
Algebra
(5(x+5)^2)+(2(x+5)^2)7=0
asked by Merty 
Spanish!
Please help me translate the following in Spanish!: 1. I speak to you. 2. She gives her mom a gift. And 3. The doctor gives you a prescription.
asked by Mae 
Analytic Geometry
Show that the points A(2, 6), B(5, 3), C(1, 11) and D(8, 8) are the vertices of a rectangle.
asked by Alexis 
Math
What is the cost of laying carpet in a living room that measures 25ft by 15ft. If the cost of the carpet is $15 per square yard (plus tax) and labor is $5 per square yard?
asked by Destiny 
science
the sun photosphere gives off radiation that reaches earth as what
asked by lawrence adams 
math
1. 5*3^n A.5,15,45,135 B.15,30,45,60 C.15,45,135,405
asked by Anonymous 
Math
Points W(5,3), X(1,6), and Y(5, 2) are three vertices of a rectangle. Determine the coordinates of the fourth vertex.
asked by Anonymous 
algebra
Please help me solve the following problem: y: 3y + 9y  24 = 6y  4  8
asked by Minel 
math
On a 3 day hike, Robert hiked twice as many miles on the first day as on the second day. On the third day he hiked 5 miles. Carlos hiked 5 miles on the first day and three times as many miles as on the second day as on the third day. (a) Write and simplify
asked by Jay 
Science Earth's History 1 question
Which of the following events occurred during the Mesozoic era? a. Dinosaurs became common on land. b. Whales and dolphins evolved in the oceans. c. Reptiles evolved on land. d. The supercontinent Pangaea formed. i think its c
asked by basketball&batman 
Math
Find the slope of the of these coordinates. (2,3)and (4,4) A. 2/7 B. 7/2 C. 2/7 D. 7/2 Is the answer A? Thank you
asked by Dove 
Chem  Molarity
Hi, I have this question related to Molarity and hoping you can help? The question says: 50.0 gram sample of NaCl is added to water to create a 0.50 L solution. What volume of this solution is needed to create a 1.30 L solution that is 0.100 M NaCl? It
asked by Cassandra 
Language Arts Ms. Sue?? Writeacher?? Reed?
"President Lincoln's Declaration of Emancipation, January 1, 1863 by Frances E. W. Harper It shall flash through coming ages, It shall light the distant years; And eyes now dim with sorrow Shall be brighter through their tears It shall flush the mountain
asked by Amy 
Physics
Steam of mass 11.0 g at 100°C is added to 126.7 g of ice at 0.00°C. Find the final temperature of the system.
asked by Madison 
Math
what is the force of a 6000 pound load going from 70mph to 0 mph in 0 feet
asked by Thomas Cochran 
precalculus
how do you eliminate the parameters for x=1t^2 and y=1+t?
asked by JK 
chemistry
how many moles of K2SO4 are present in 111.5 mL of 0.516 M K2SO4?
asked by Chem3A 
Math
In 1954, Mt. Everest was measured as having an elevation of 8848 m. In 1998 to 2000, Mt. Everest was measured as having an elevation of 8850 m. Using an average rate of uplift of 6.5 mm/y, how much has Mt. Everest risen since it was first measured?
asked by Victoria 
Ela
Keep our Clean is important.we try not to Public areas
asked by Amy 
chemistry
How many milliliters of 0.503 M NaNO3 contain 2.528 g of NaNO3?
asked by Chem3A 
Math
1) Solve the equation for p. Identify any extraneous solutions. √p=1 A) 1 is a solution of the original equation. 1 is an extraneous solution. B) 1 is a solution of the original equation. C) 1 is a solution of the original equation. 1 is an extraneous
asked by Tia 
MathPlease help!!
Tim Newman took out a simple interest loan of $1500 at a 10 percent interest for 12 months. After 4 payments, the balance is $1100. He pays off the loan when the next payment is due. What is the interest? Is it $9.17
asked by Nadia 
Calculus
(Bees collecting pollen and nectar  Optimization) Many bees collect both pollen and nectar. Pollen is used for protein, and nectar is used for energy. Suppose the amount of nectar harvested during t seconds on a flower is: F(t)=t/(1+t) and that the amount
asked by Corbin 
precalculus
find the eccentricity to identify the conic, then sketch the conic and its directrix r=1/1cos theta r=2/3+2 sin theta r=4/12 cos theta
asked by JK 
Math
1) What is tan(a) for the triangle shown? BC has a length of 8. BA has a length of 17. AC has a length of 15. The right angle is on the BC sides lower left hand corner. A) 8/15 B) 15/8 C)17/8 D) 8/17 Whenever I try this I get weird answers. I am extremely
asked by Tia 
computer programs
How do I start a program containing a single dimensional arrays and function(s) with the output displaying the formula “Y = aX + b” by replacing a and b with the calculated values. Aptitude score Productivity Applicant variable X Variable Y 1 X1 = 9 Y1
asked by C programming 
Chemistry
Can I call someone and talk to them
asked by Ben 
check 1 easy question
Which word is most similar to the word intuition? refinement principles reasoning insight
asked by Anonymous 
Math
Find the LCM and GCF of the following numbers: 1) 2016 and 756 2) 10140 and 705551 3) 17 664 and 288 4) 3960, 150 and 495 I believe the answers are: 1) LCM = 6048 GCF = 252 2) LCM = 7 154 287 140 GCF = 1 3) LCM = 52 992 GCF = 2208 4) LCM = 19 800 GCF = 15
asked by Aimee 
Math
An object weighing 6000# traveling at 60 mph hits a wall. What is the force of impact ?
asked by Thomas Cochran 
Trig
The graph of y7 cosθ + 24 sinθ would be a sinusoid if it were plotted. What would be the first positive value of θ at which there is a high point?
asked by Elle 
chemistry
How many milliliters of 0.303 M NaNO2 contain 1.873 g of NaNO2?
asked by Chem3A 
math
If 25 dimes were moved from Box A to Box B, there would be an equal number of dimes in both boxes. If 100 dimes were moved from Box B to Box A, the ratio of dimes in Box A to Box B would be 7 : 2. What was the original number of dimes in Box A?
asked by Sammantha 
precalculus
find the eccentricity to identify the conic, then sketch the conic and its directrix r=1/1cos theta r=2/3+2 sin theta r=4/12 cos theta
asked by JK 
Calculus Indefinite Intergral
I need help with integrating these two problems. Im stuck. 1. integrate (sin^1)dx/((1x^2)^3/2) sin^1 aka arcsin 2. integrate dx/((1x^2)^3/2) by using 1/z Any and all help will be appreciated!
asked by John 
Social Studies
Please help Ms. Sue!!! The following, "People want to ensure that Puerto Ricans always identify with the spanish language and culture." Provides support for which of the following statuses for the country of Puerto Rico? a. Separate Nation b. U.S.
asked by Anonymous 
calculus
find the area under the curve y= 1/(3x+1)^2 over the interval [0,1]. please show all steps
asked by Linda