Questions Asked on
October 29, 2012

Chemistry
If l=1, what can you deduce about n? n=1 n>1 n>or equal to 1 nor equal to 3 l
asked by Anonymous 
Physics
Two blocks of masses m1 = 2.00 kg and m2 = 3.70 kg are each released from rest at a height of h = 5.60 m on a frictionless track, as shown in the figure below, and undergo an elastic headon collision. (Let the positive direction point to the right.
asked by Jessica 
algebra
Which steps transform the graph of y=x^2 to y=2(x2)^2+2. a) translate 2 units to the left translate down 2 units stretch by factor 2 b)translate 2 units to the right translate up 2 units stretch by the factor 2 c)reflect across the xaxis translate 2
asked by Lee 
Chemistry
Determine how many mL of solution A (acetic acidindicator solution) must be added to solution B (sodium acetateindicator solution) to obtain a buffer solution that is equimolar in acetate and acetic acid. Solution A: 10.0 mL 3.0e4M bromescol green
asked by Jake 
physics
A 4.20kg watermelon is dropped from rest from the roof of a 28.0m tall building and feels no appreciable air resistance. Calculate the work done by gravity on the watermelon during its displacement from the roof to the ground. Just before it strikes the
asked by clariza gonzalez 
Chemistry
The principal quantum number, n, describes the energy level of a particular orbital as a function of the distance from the center of the nucleus. Additional quantum numbers exist to quantify the other characteristics of the electron. The angular momentum
asked by Anonymous 
biology
Choose the total number of each item requested below. 4C6H12O6 Carbon atoms Hydrogen atoms Oxygen atoms Molecules
asked by Anonymous 
math
at a baseball game, there were three times as many males as females. 5/6 of the males were boys and the rest were men. 2/3 of the females were girls and the rest were women. Given that there were 121 more boys than girls, how many adults were there at the
asked by scoob 
Chemistry (College) URGENT
1.6g of an unknown monoprotic acid (HA) required 5.79 mL of a 0.35 M NaOH solution to reach the equivalence point. Determine the molar mass of the acid and given that the pH at the half way point to the equivalent point is 3.86. Calculate the Ka of the
asked by Tiffany 
Physics, newtons laws
A 20.0 gram mass is attached to a 120 com long string. It moves in a horizontal circle with a constant speed of 1.50 m/s. What is the degree is angle between the pole and the string?
asked by Naf 
Physics Someone Please Help!!!
A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 21.0° with the horizontal. A 37.0 kg piece of luggage is
asked by Shannon 
statistics
A researcher is interested in estimating the average salary of teachers in a large urban school district. She wants to be 95% confident that her estimate is correct. If the standard deviation is $1050 (σ = 1050), how large of a sample is needed to be
asked by jr 
Chemistry
A sample weighing 3.064 g is a mixture of Fe2O3 (molar mass = 159.69) and Al2O3 (molar mass = 101.96). When heat and a stream of H2 gas is applied to the sample, the Fe2O3 reacts to form metallic Fe and H2O(g). The Al2O3 does not react. If the sample
asked by Chris 
Math
1. If a number is not a rational number, then it is _____. (1 point) an integer an irrational number a whole number a radical 2. A picture frame is 12 inches long and 9 inches wide. In inches, what is the diagonal length of the picture frame? (1 point) 21
asked by This Girl 
fractions
at a concert 2/5 of the people were men, there were 3 times as many women as children, ithere were 45 mor men than children, how many people were there at the concert
asked by Anonymous 
accounting
The monetary contributions that the owners of IBM pay for shares of the company's stock are ____ resources for IBM. a. material b. financial c. human d. informational e. manufacturing Patents and copyrights confer value on a firm but do not exist
asked by Steven 
math
3/4 of the students in a school were girls and the rest were boys. 2/3 of the girls and 1/2 of the boys attended the school carnival. Find the total number of students in the school if 330 students did not attend the carnival.
asked by Nai 
algebra
what is the equation in standard form of a parabola that contain the following points? (2,20),(0,4),(4,20) Please Help
asked by Lee 
meth
how many equal line segments are needed to make a row of 25 triangles
asked by Anonymous 
algebra
Suppose a parabola has a vertex (4,7) and also passes through the point (3,8) Write the equation of the parabola in vertex form. f(x)=a(xh)^2+k I believe h=4 k=7 Not sure what to do from here.
asked by Lee 
chem
Because the oxide ion is basic, metal oxides react readily with acids. (a) Write the net ionic equation for the following reaction. (Use the lowest possible coefficients. Include statesofmatter under SATP conditions in your answer.) FeO(s) + 2 HClO4(aq)
asked by rebekah 
Calculus
An open top bos with a square base is to be constructed from 192 sq ft of material. What should be the dimensions of the box if the volume is to be a maximum? What is the maximum volume?
asked by Derek 
Medical Assistant
A 66yearold Medicare patient came to the office for his annual physical. He has past history of hypertension, controlledy by medication, and new complsints of dizziness and tiredness. During the course of the examination the physician found BP of
asked by Tonza 
General Chemistry I
The tomato is dropped. What is the velocity, , of the tomato when it hits the ground? Assume 82.7 of the work done in Part A is transferred to kinetic energy, , by the time the tomato hits the ground. Express your answer numerically in meters per second.
asked by Taylor 
Physics, newtons laws
A bullet is fired with a certain velocity at an angle above the horizontal at a location where g= 10.0 m/s^2. The initial x any components of its velocity are 86.6 m/s and 50 m/s respectively. How long does it take before the bullet hits the ground?
asked by Naf 
physics
A traffic light hangs from a pole as shown in the figure(Figure 1) . The uniform aluminum pole AB is 7.50 long and has a mass of 15.0 . The mass of the traffic light is 23.5 . Determine the tension in the horizontal massless cable CD. Determine the
asked by Rosanna 
Physics
How much higher must your blood pressure get to compensate for a 5% narrowing in your blood vessels? Using Bernoulli's fluid laws can someone explain this to me "The pressure difference across your blood vessels is essentially equal to your blood pressure"
asked by Anonymous 
physics
One billiard ball is shot east at 2.1 . A second, identical billiard ball is shot west at 0.80 . The balls have a glancing collision, not a headon collision, deflecting the second ball by 90 and sending it north at 1.47 .
asked by Anonymous 
Math 8R: Homework Check  Part 4
Part 4: Translate and solve: 25. 6 less than twice a number is ten Answer : 2n  6 = 10 (answer: n = 8) 26. The quotient of a number and 4 plus 3 is 8 Answer: n/4 + 3 = 8 (answer: n = 29) 27. 4 less than three times a number is 28 Answer: 3n  4 = 28
asked by Laruen 
Physics
A man drags a 71.5kg crate across the floor at a constant velocity by pulling on a strap attached to the bottom of the crate. The crate is tilted 27.0° above the horizontal, and the strap is inclined 66.5° above the horizontal. The center of gravity of
asked by Sam 
Chemistry
Given a saturated solution of CaF2, write the ionic equilibrium and use it to calculate the solubility of CaF2. My answer for the ionic equation is CaF2(s)Ca2+(aq)+ 2F(aq) Ksp= [Ca2+][F]2 the given ksp is 3.32*104 how do i figure out the solubility?? i
asked by Maggy 
algebra
You throw a rock off the balcony overlooking your backyard the table shows the height of the rock at different times use quadratic regressin to find a quadratic model for this data. time 0 1 2 3 4 5 height 24 44.2 54.8 55.8 47.2 29 would someone explain
asked by Lee 
TRIG HONORS CH: 5.8
a ship leaves port with a bearing of S 42deg W after traveling 7 miles, the ship turns 90deg and travels on a bearing of N 52deg W for 10 miles at that time, what is the bearing of the ship to the port?
asked by Ashley 
algebra
the speed of light is about 1.86 x 10^5 miles per second. find the speed of light in (a) km per second, (b) km/min, (c) m/h. (a mile is approximately 1.61 km.)
asked by sella 
TRIGONOMETRY
a ship leaves port with a bearing of S 42deg W after traveling 7 miles, the ship turns 90deg and travels on a bearing of N 52deg W for 10 miles at that time, what is the bearing of the ship to the port?
asked by NATO 
Chemistry
The energies, E, for the first few states of an unknown element are shown here in arbitrary units. n 1 E 11 n 2 E 5 n 3 E 2 n 4 E 1 n ... E ... n infinite E 0 A gaseous sample of this element is bombarded by photons of various energies (in these same
asked by Anonymous 
chemistry
Given a saturated solution of CaF2, write the ionic equilibrium and use it to calculate the solubility of CaF2. My answers for the ionic equation and ksp values are CaF2(s)Ca2+(aq)+ 2F(aq) Ksp= [Ca2+][F]2 ksp=2.02*10^4 it asks what will happen to the
asked by Ashlee 
Math
A plane flying at an altitude of 10,000 feet begins descending when the end of the runway is 50,000 feet from a point on the ground directly below the plane. Find the measure of the angle of descent (depression) to the nearest degree.
asked by Austin 
algebra
What is the equation in standard form of a parabola that models the values in the table? x 2 0 4 f(x) 1 5 59
asked by jayson 
Calculus
If the line 3x4y=0 is tangent in the first quadrant to the curve y=x^3+k, then k is a: 1/2 b: 1/4 c: 0 d: 1/8 e: 1/2
asked by Rudy 
CHEMISTRY: URGENT
30cm^3 of a mixture of methane and ethane were mixed with 100cm^3 of oxygen at ordinary temperature and pressure and exploded. After cooling the residual gases occupied 61.5cm^3. Find the percentage by volume of each gas in the mixture, methane (CH4) and
asked by LC 
Chem
The following substances undergo complete combustion in a bomb calorimeter. The calorimeter assembly has a heat capacity of 5.136 ^ C. In each case, what is the final temperature if the initial water temperature is 22.37^ C? 0.3268g caffeine, C8H10N4 (heat
asked by Alex 
chemistry
Suppose that you have an unlimited supply of copper 2 chloride to react with iron. How many moles if copper would be produced by 34.0 grams of iron with the copper 2 chloride solution
asked by shelbie 
Physics Elena please help!
A digital audio compact disc carries data along a continuous spiral track from the inner circumference of the disc to the outside edge. Each bit occupies 0.60 mm of the track. A CD player turns the disc to carry the track counterclockwise above a lens at
asked by Stan 
geometry
a packaging company manufactures a cardboard box with a volume of 864 cubic inches. the length of the box is 24 inches, and the ends of the box are square. what is the height of the box in inches?
asked by luckybee 
Physics
A square loop 10cm on a side carries a current I' = 1A, and is placed 10cm away from a long,straight wire of current I = 10A, which is in the plane of the loop. Calculate the net force on the loop (in Newtons). Is the loop attracted to or repelled from the
asked by Zom 
Microeconomics
CompStrat Corporation’s total cost function (where TC is total cost in dollars, and Q is quantity) is TC = 200 + 10Q + 2Q2 If the firm is a price taker and if the price of its product is $20, what is its optimal output?
asked by Anonymous 
Poem Help
Wishing Well by Kate Schmitt The mesh of the blanket tangles and lumps of comforter twotoned flannel and bedspread twist and slip. I haven't slept in a week so i wear my brown hooded sweatshirt with the hoodstrings pulled tight around my face. I picture a
asked by Jman 
Physics: Kinematics
A speed boat moving at 33.7 m/s approaches a nowake buoy marker 93.3 m ahead. The pilot slows the boat with a constant deceleration of 2.9 m/s 2 by reducing the throttle. How long does it take the boat to reach the buoy? current work done: x = Vot +
asked by Michelle 
geography
Can you check my answers please? !. What two continents have no deserts? Europe and Antarctica 2. Is the North Pole on land or water? on land 3. Are you closer to the equator in the northern or southern part of Argentina? Northern Argentina 4. What line of
asked by Reed 
Physics Elena please help!
A coin rests 18.0 cm from the center of a turntable. The coefficient of static friction between the coin and turntable surface is 0.420. The turntable starts from rest at t = 0 and rotates with a constant angular acceleration of 0.650 rad/s2. (a) After
asked by Stan 
CHEM!
A gas mixture contains 0.60 mol of N2, 0.10 mol of H2, 0.20 mol of CH4. Calculate the pressure of the gas mixture and the partial pressure of each constituent gas if the mixture is in a 6.0 L vessel at 27C. What is the: Total pressure Pressure of H2
asked by David 
Chemistry
1. How would using 0.42 g CH3CO2Na * 3H2O instead of the amount called for in the procedure change the theoretical yield of Fe(C5H7O2)3 = 3.53g. 2. When a student sees crystals form after she added a few drops of water to the filtrate. Need chemical
asked by Anonymous 
trig
a ship leaves port with a bearing of S 42deg W after traveling 7 miles, the ship turns 90deg and travels on a bearing of N 52deg W for 10 miles at that time, what is the bearing of the ship to the port?
asked by Selena 
physics
brakes are applied in bringing in a 1200kg car moving at 25 m/s to rest in 20.0 s. show that the amount of braking force is 1500n.
asked by jasmin 
history
What is a fertile crescent
asked by kim 
Physics, newtons laws
A 50kg block is being pulled up a 13 degree slope by a force directed 30 degrees above the slope.? The coeffcienct of kinetic friction between the block and the slope is 0.200. What is the minimum force required for the block to continue to slide up the
asked by naf 
Physics Elena please help!
A massless spring of constant k =84.8 N/m is fixed on the left side of a level track. A block of mass m = 0.5 kg is pressed against the spring and compresses it a distance d, as in the figure below. The block (initially at rest) is then released and
asked by Meg 
math
two forces, one of 35 pounds and the other 62 pounds, act upon the same object. The angle between these forces is 25 degrees. Find the magnitude of the resultant force.
asked by Noah 
chemistry
Suppose that you have an unlimited supply of copper 2 chloride to react with iron. How many moles if copper would be produced by 34.0 grams of iron with the copper 2 chloride solution
asked by shelbie 
Business Operations
I am wondering if someone could let me know whether my calculations for the critical ratio is correct. I've included the problem and my portion of the work I'd like some help on. HiHo YoYo, Inc. It was a little past 9:00 on a Monday morning when Jeff
asked by HJ 
Calculus
A rectangular cardboard poser is to have 150 sq ft in for printed matter. It is to have a 3inch margin at the top and bottom and a 2inch margin at the right and left. Find the dimensions of the poser so that the amount of cardboard used is minimized.
asked by Jake 
Chem Lab Help
Trial #1 Trial #2 Trial #3 Mass: gelatin capsule (g) .123 .118 .122 Mass: whole alkaseltzer tablet (g) 3.230 3.230 3.230 Mass: capsule + alkaseltzer sample (g) .822 .882 .677 Mass: system before reaction (g) 23.109 23.110 22.735 Mass system after
asked by Tyler 
college algebra
find the center and radius of the circle. Write in equation form. (4,8) and (13,8)
asked by ladybug 
physics
12.5 kg wooden crate with an initial velocity of 2.5 m/s slides across a rough cement floor for 1.7 m before coming to rest. Calculate the coefficient of kinetic friction
asked by Anonymous 
intermediate algebra
a basketball player scores 35 times during a gam,e. he scored 57 total point 2 for each 2 point shot and one for each free throw how many two pint shots did he make and how many free throws did he make
asked by Dee 
physics
brakes are applied in bringing in a 1200kg car moving at 25 m/s to rest in 20.0 s. show that the amount of braking force is 1500n.
asked by jasmin 
Chemistry
If the density of gasoline is 0.66 g/ml , how many kilocalories of energy are obtained from 2.7gal of gasoline? note:When 1.0g of gasoline burns, 11,500 kcal of energy are given off.
asked by Renee 
chemistry
consider the following equilibrium: Mg(OH)2(aq) Mg2+ (aq) + 2OH(aq) a) what would happen to the equilibrium if some acid is added to the soultuion? >OH would increase causing Mg(OH02 to dissolve b) what would happen to the solubility of Mg(OH)2? >
asked by Ashlee 
Math problem
Mrs. Jones owns 4/7 of the stock in a small business and Mrs.Brown owns the rest. Mrs. smith agrees to give $21,000 in exchange for 1/3 of the stock. The $21,000is to be divided between Mrs. jones and Mrs. Brown so that all three will now have equal share
asked by Kevin 
Analogies PLEASE HELP!
insolvent : rich :: penniless : _________ mischief : violence :: _______ insult squirrel : nuts :: _________ : money pebble : _________ :: minnow : fish blush : embarrassed :: fume : __________ _________ : drip :: mitt : baseball perfume : fragrant ::
asked by Maryam :) 
physics
Jeff of the Jungle swings on a vine that is r = 6.40 m long. At the bottom of the swing, just before hitting a tree, Jeff's linear speed is 7.10 m/s.
asked by Jeff of the Jungle swings on a vine that is r = 6. 
Statistics
An instant lottery game gives you probability 0.023 of winning on any one play. Plays are independent of each other. If you play 2 times, the probability that you win on one or more of your plays is about? (±0.0001) Thank you!
asked by Johnny 
Physics Elena please help!!!!
A centrifuge in a medical laboratory rotates at an angular speed of 3500 rev/ min. When switched off, it rotates through 41.0 revolutions before coming to rest. (a) Find the angular speed in rad/s. (b) Find the displacement in radians. (c) Find the
asked by Tom 
Chemistry
I conducted a lab in which I had to calculate the number of moles of water heated off from copper sulfate. I first weighed copper sulfide in a beaker to in order to get the amount needed to begin the heating of it. If the beaker was wet at the beginning of
asked by Jeannie 
GEOMETRY
ABCD is a cyclic trapezium whose sides AD and BC are parallel to each other .If angle ABC = 72 degree then what is the measure of the angle BCD .
asked by ANIMESH 
Physics
A box is sliding up an incline that makes an angle of 13.0° with respect to the horizontal. The coefficient of kinetic friction between the box and the surface of the incline is 0.180. The initial speed of the box at the bottom of the incline is 1.80 m/s.
asked by Anonymous 
Physics Elena please help!
A coin rests 18.0 cm from the center of a turntable. The coefficient of static friction between the coin and turntable surface is 0.420. The turntable starts from rest at t = 0 and rotates with a constant angular acceleration of 0.650 rad/s2. (a) After
asked by Anonymous 
economics
6) If average movie ticket prices rise by about 5 percent and attendance falls by about 2 percent, other things being equal, the elasticity of demand for movie tickets is about: A. 0.0 B. 0.4 C. 0.6 D. 2.5 7) When labor is the variable input, the average
asked by johnny 
Physics
Which of the following is an example of diffuse reflection? light reflected from the surface of a dry asphalt roadway light reflected from the surface of a calm lake light reflected from the surface of glossy paper light reflected from the surface of a
asked by Confused 
Science
While traveling along a highway a driver slows from 24 m/s to 15 m/s in 12 seconds. What is the automobile's acceleration? How would I show the work and find this answer?
asked by Robert 
CHEMISTRY! NEED HELP FAST!
if 250 ml of oxygen at stp are consumed when magnesium burns, how many grams of magnesium oxide? [Mg(s) + O2(g) > MgO(s)]
asked by Curry 
Sociology
In the twentieth centruy, which country had a caste system based on race? a. India b. the USA c. South Africa d. a and b only e. b and c only
asked by Bill 
texas A&M university
A commonly used rule of thumb is that the average velocity in pipe should be about 1m/s or less"thin" fluids( viscosity about water). if pipe needs to deliver 6000m of water per day, what diameter is required to satisfy the 1m/s rule?
asked by Anonymous 
algebra
What is the equation in standard form of a parabola that models the values in the table? x 2 0 4 f(x) 1 5 59 Please help.I have somewhat of an idea a(2)^2+b(2)+c c=1 a(0)^2+b(0)+c= c=5 a(4)^2+b(4)+c c=59 4a+2b+c=1 0a+0b+c=5 16a+4b+c=59 4a2b+5=0
asked by Lee 
hisd
The match was played indoors due to the bad weather. (1 point) adjective adverb preposition conjunction
asked by Anonymous 
physics
A 1500N uniform boom at = 61.0° to the horizontal is supported by a cable at an angle θ = 29.0° to the horizontal as shown in the figure below. The boom is pivoted at the bottom, and an object of weight w = 2350 N hangs from its top.
asked by ashley 
math
how to solve this equation by inserting the brackets to make it a true statement 20+4x2+735 = 19
asked by Jay 
Chemistry
If the reaction does not go to completion, how would this affect the experimentally determined number of molecules of water in the hydrate. Increase, decrease, or no affect? Explain.
asked by Jeannie 
Physics
Light cannot be linearly polarized by: transmission reflection diffraction diffraction
asked by Confused 
Math
Find the magnitude and direction of the vector AZ: A(8,8) and Z (1,3)
asked by Austin 
Chemistry
What happens to the size of an atom when it becomes a negative ion? Why?
asked by Anonymous 
Physics
An electric motor is used to pull a 125 kg box across a floor using a long cable. the tension in the cable is 350N and the box accelerates at 1.2m/s^2[forward] for 5.0s. The cable breaks and the box slows down and stops. How far does the box travel from
asked by Lala 
Chemistry
Mg(OH)2(aq) Mg2+ (aq) + 2OH(aq) a) what would happen to the equilibrium if some acid is added to the soultuion? b) what would happen to the solubility of Mg(OH)2? c) what would happen to the Ksp?
asked by Zander 
english
Which of the following statements is NOT true of realism?
asked by dionte 
elementary
write a problem write a word problem involving the number of pages in a book.then write the numerical expression that you would need to use to solve your problem.
asked by swetha 
Math
A whole brick is balanced with 3/4 pound and 3/4 brick. What is the weight of the whole brick ? Use a visual solution process
asked by Dell 
Physics URGENT!!!
: A massless spring of constant k =84.8 N/m is fixed on the left side of a level track. A block of mass m = 0.5 kg is pressed against the spring and compresses it a distance d, as in the figure below. The block (initially at rest) is then released and
asked by Meg 
physics
A freight train has a mass of 1.6 × 10 7 kg. If the locomotive can exert a constant pull of 8.0 × 10 5 N, how long would it take to increase the speed of the train from rest to 80.3 km/h? Disregard friction
asked by DAE 
AP Physics C
An electron follows a helical path in a uniform magnetic field of magnitude 0.300 T. The pitch of the path is 6.00 um, and the magnitude of the magnetic force on the electron is 2.00x10^15 N. What is the electron's speed?
asked by Michelle 
Physical science
Which is not an example of acceleration? a) A person jogging at 3m/s along a winding path b) A car stopped at stop sign c) A cheetah running 27m/s east d) A plane taking off
asked by Maria 
Physics
An electric motor is used to pull a 125 kg box across a floor using a long cable. the tension in the cable is 350N and the box accelerates at 1.2m/s^2[forward] for 5.0s. The cable breaks and the box slows down and stops. How far does the box travel from
asked by Lala 
Chemistry
You have amisture that is 0.100mol/L in each of the following ions: Cl, Br, and I. (a) Which substance will precipitate first? AgCl, AgBr, AgI? (b)what is the concentration of Ag+ required to start the precipitation of the first substance? ksp (AgCl)=
asked by Maggy 
Physics
1. If a bar magnet is broken into two pieces, how many magnetic poles are there? 2. A long straight wire carries a current in the direction shown in the following figure. At the point labeled A, is the direction of the magnetic field left, right, up. Down,
asked by Roger 
physics
A 50 kg uniform ladder, 5.0 m long, is placed against a smooth wall at a height of h = 3.7 m. The base of the ladder rests on a rough horizontal surface whose coefficient of static friction is 0.40. An 80 kg block is suspended from the top rung of the
asked by george 
Physics
an 88kg cardboard box is being pulled along a level floor. the coefficient of static friction between the box and the floor is 0.23, and the sliding friction is 0.12. What is the weight of the box? What force is needed to start the box moving? What force
asked by Zach 
Physics 1
The drawing shows a wire tooth brace used by orthodontists. The topmost tooth is protruding slightly, and the tension in the wire exerts two forces and ' on this tooth in order to bring it back into alignment. If the forces have the same magnitude of 15.0
asked by Donald 
Physics Elena please help!
Assume you are agile enough to run across a horizontal surface at 11.60 m/s on an airless spherical asteroid of uniform density 1.0x103 kg/m3, independently of the value of the gravitational field. To launch yourself into orbit by running, what would be
asked by Sarah 
World History
1. Write a short paragraph that traces the rise of Japan from an isolated society to a major industrial and imperial power. You will be graded on content as well as grammar, usage, and mechanics.
asked by Anonymous 
Algebra
Suppose you invest $5000 at an annual rate of 4% compounded continuously how much will be in the account after 5 years?
asked by heather 
Chemistry
What happens to the size of an atom when it becomes a negative ion? Why?
asked by Anonymous 
math
please help me on this riddle : im a 2 digit whole number between 30 and 80 . my tens digit is one more than my ones digit. im a prime number.what number am i ?
asked by Leslie 
SCIENCE
Identify the primary biological foundations of psychology linked to behavior.
asked by jOE 
Math
Which Statements of congruence are true and which are false and why? 177 _= 17 (mod 8) 871 _= 713 (mod 29) 1322 _= 5294 (mod 12) 5141 _= 8353 (mod 11) 13944 _= 8919 (mod 13) 67 x 73 _= 1 x 3 (mod 5) 17 x 18 x 19 x 20 _= 4! (mod 8) 83 (144 power) _= 15 (144
asked by Jimmy 
prealgebra 3
One week you earned $1350. Let s represent your total sales that week. Write an equation thay cound be used to solve s.
asked by Anonymous 
English
What's the CORRECT pronunciation of "Scylla?"
asked by Anonymous 
Momentum ~ Physics
A 25g bullet is fired at 150 m/s into a 2.0kg block of wood hanging from a string 3.0 m long. The bullet becomes imbedded in the block. To what height do the bullet and block swing?
asked by Booker Perry 
Math
what is the equation for 20,33,46,59 that describes each sequence
asked by Clint 
logic
Reporter: A new campaign finance reform bill being considered by Congress would limit the amount of campaign contributions that political candidates can receive. However, a survey of candidates running for mayor, governor, and senate seats shows that not
asked by bree 
CHEMISTRY: URGENT DRBob222
I thought it was similar so I wrote... x + y = 30cm^3 x + 2y = 61.5cm^3 i.e 2x + 2y =60cm^3 x + 2y = 61.5cm^3 therefore x= 1.5cm^3(volume of methane) and y= {61.5(1.5)}/2= 31.5cm^3(volume of ethane) However my teacher said the volume i got for ethane is
asked by LC 
college algebra
find the equation for the line with the given properties. Express in slope intercept. containing points P=(5,1)and (3,0)
asked by ladybug 
Calc
Find the linearization L(x) of the function at a. f(x) = x^1/2, a = 25
asked by Anonymous 
AP Statistics
As the degrees of freedom for the tdistribution increase, the distribution approaches the value of zero for the mean. the tdistribution. the normal distribution. the F distribution. I'm thinking C...
asked by Anonymous 
Statistics[Math]
Construct a histogram for following frequency distribution : Classintervals Frequency 04 5 59 8 1014 12 1519 9 2024 4
asked by Mayank 
algebra 2
find coordinates of vertices formed by x+yless than or equal to 2 x2y less than or equal to 8 and x+(1/3y) greater or equal to 2/3
asked by Yasmin 
physics
What force must be applied to push a carton weighing 350 N up a 19° incline, if the coefficient of kinetic friction is 0.45? Assume the force is applied parallel to the incline and the velocity is constant. (Enter the magnitude of the force.)
asked by Tom 
Physics, newtons laws
A 50kg block is being pulled up a 13 degree slope by a force directed 30 degrees above the slope. The coeffcienct of kinetic friction between the block and the slope is 0.200. What is the minimum force required for the block to continue to slide up the
asked by Naf 
math
express the sum of difference in simplest form 11/611/18=
asked by andrea 
Q&A Check Please, geo 7th grade
The Missouri River flows southward to the Gulf of California. FALSE a lower area of land generally surrounded by mountains BASIN Summer ocean currents come in from the north. FALSE THE COAST OF CALIFORNIA Most of Canada and Alaska have a subarctic climate.
asked by rawr... im a dinosaur.... rawr 
Physics Elena please help! I'm so confused!!
A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 21.0° with the horizontal. A 37.0 kg piece of luggage is
asked by Ted 
Economics
When McDonald's Corporation reduced the price of its Big Mac by 75 percent if customers also purchased french friesand a soft drink. The Wall Street Journal reported that the company was hoping the novel prWomotion would revive its U. S. sales growth. It.
asked by Anonymous 
grammar
I expect a friend to be both honest and a loyal person.
asked by b 
algebra 2
At 29'C, the speed of sound is about 3.49x10^2 meters per second. Find the distance traveled by sound in one hour.
asked by sella 
chemistry
MX2(s) M2+(aq)+ 2X(aq) ksp=[M2+][X]2 the question asks.. why is [MX2] not used in the expression for the equilibrium? is it because they aren't used in the expressions?
asked by Jen 
Math 8R  Homework Help!: Part 1
Part 1: Fill in the definitions I need the definitions for the following words: solution evaluate inverse operations
asked by Laruen 
English 9
I need symbols that represent the following words. The symbols must be pretty simple. For example my teacher told me to draw an owl for the word wisdom. Because the owl represents wisdom. I need help on the following! Hopeful Athletic Exciting independent
asked by Makenzie 
math
260 divided by 10=26 does (260 divided by 10)x5=26x5
asked by kyle 
Calculus 2
Does Series n=1 to infinity 1/2n+1 converge or diverge? I'm thinking it converges, because p would be < 1 right? I'm a little confused.
asked by James 
composition&communication
I have to identify an introductory technique that could be used to grab the reader’s attention and showcase the main idea for an essay, explain why I selected this technique, where it would be useful, and where might it not work. I know all of the types
asked by Katelynn 
Physics 1
The helicopter in the drawing is moving horizontally to the right at a constant velocity. The weight of the helicopter is W = 55600 N. The lift force generated by the rotating blade makes an angle of 21.0° with respect to the vertical. (a) What is the
asked by Donald 
Physics
In the drawing, the weight of the block on the table is 384 N and that of the hanging block is 195 N. Ignore all frictional effects, and assuming the pulley to be massless. (a) Find the acceleration of the two blocks. 1 m/s2 (b) Find the tension in the
asked by Anonymous 
Physics ~ A 2.0kg ball is
A 2.0kg ball is travelling east at 8.0 m/s when it has a perfectly elastic headon collision with a 3.0kg ball traveling west at 10.0 m/s. What are the final velocities of the two balls?
asked by Booker Perry 
Algebra
If (8c7d)/(d)=2, find the value of (5c6d)/(2c)
asked by Kevin 
math
Jennifer's scores on her first four science tests were 85, 76, 89 and 92. What score must she make on the fifth test to have the mean of the five tests equal 85?
asked by arturo 
AP Physics
A 1200 kg car is moving at 33 m/s then has the brakes applied at a deceleration of 6.1 m/s. How far will it move before stopping?
asked by Alexis 
Physics Elena please help!
A digital audio compact disc carries data along a continuous spiral track from the inner circumference of the disc to the outside edge. Each bit occupies 0.60 mm of the track. A CD player turns the disc to carry the track counterclockwise above a lens at
asked by Anonymous 
Physics Someone Please Help!!!
A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its metallic surface slopes downward toward the outside, making an angle of 21.0° with the horizontal. A 37.0 kg piece of luggage is
asked by Marge 
Climate/Vegitation Grade 7
What type of vegetation is most commonly found in humid areas? a. scrub c. forests b. grasslands d. farmland
asked by rawr... im a dinosaur.... rawr 
MATH
for 30 days on the 1st daY I GET A PENNY THAN ON IT DUOBLES EVERY DAY UNTIL DAY 30 HOW MUCH PENNIES DO I HAVE ON DAY30
asked by JR 
physics
What force must be applied to push a carton weighing 350 N up a 19° incline, if the coefficient of kinetic friction is 0.45? Assume the force is applied parallel to the incline and the velocity is constant. (Enter the magnitude of the force.)
asked by Tom 
Chemistry
a silver coin has a mass of 2.50g and is analysed for silver by dissolving in dilute nitric acid, and precipitating silver as solid AgCl and weighing this. if the percipitate weighs 2.99g what percentage of silver is in the coin?
asked by HELP PLEASE!!!! 
math
15 x w + 51 =105 +51 ?
asked by dj 
algebra
Sally drove a distance of 520 mile. Had she averaged 15mph faster, the trip would of taken 2.4 hours less. find the average speed that she drove.
asked by help 
English
How to ask questions to a character in 'A midsummer night's dream' using the hot seat drama technique..
asked by Rama 
Loan
Borrower Brown borrowed $8,000 from the bank. He will pay 6% simple interest on the remaining balance of the loan in semiannual equal PRINCIPAL payments for four years. How much total interest will Borrower Brown pay over the life of his loan?
asked by Renee 
AP Statistics
When finding a confidence interval for a population mean based on a sample of size 11, which assumption is made? The standard deviation is fixed. The sampling distribution of z is normal. The sampling distribution of the sample means is approximately
asked by Anonymous 
math
please help, I'm having a hard time set up the problem. Thank you Sally drove a distance of 520 mile. Had she averaged 15mph faster, the trip would of taken 2.4 hours less. find the average speed that she drove.
asked by help 
Chemistry
If a 11.0 mL sample of vinegar (aqueous acetic acid ) requires 19.0 mL of 0.500 M NaOH to reach the endpoint, what is the original molarity of the acetic acid solution?
asked by Erin 
phyicis
Homer Hickham and his buddies launched model rockets in the late 1950's when the US was trying to get a rocket into space. If homer launches a rocket from rest and its engine delivers a constance acceleration of 8.2 m/s^2 for 5.0seconds after which the
asked by Matt 
math problem
Factor completely the polynomial. Indicate any that are not factorable using integers. x 2 – 4 x – 32. Answer (x + 4)(x + 8) (x – 4)(x – 8) (x + 4)(x – 8) (x – 4)(x + 8) not factorable
asked by Anonymous 
physics
What force must be applied to push a carton weighing 350 N up a 19° incline, if the coefficient of kinetic friction is 0.45? Assume the force is applied parallel to the incline and the velocity is constant. (Enter the magnitude of the force.)
asked by Tom 
Chemistry
a silver coin has a mass of 2.50g and is analysed for silver by dissolving in dilute nitric acid, and precipitating silver as solid AgCl and weighing this. if the percipitat weighs 2.99g what percentage of silver is the coin?
asked by Sarah 
math
A SERVING TRAY MADE OF BRASS WEIGHS 21 OUNCES. THIS BRASS IS AN ALLOY OF 70 PERCENT COPPER AND 30 PERCENT TIN. WHAT IS THE WEIGHT IN COPPER? CHECK MY SOLUTION PLEASE! 70% OF 21 OZ= 30Z
asked by BOOKER 
Grammar
When do we use in and at? Ex we meet in the gym or we meet at the gym
asked by Anonymous 
physics
A diver runs and dives off the end of a spring board that is 0.9 meters above the surface of the water. As she takes off from the diving board, her velocity is 5.2 m/s directed 36° above horizontal calculate: a) the time she is in the air s b) the
asked by Mat 
Senses Science Grade 7
The semicircular canals sends impulses to the cerebellum? If false what is the correct answer? I do not know.
asked by rawr... im a dinosaur.... rawr 
math
Magazine is 11 inches long 8 inches wide what is the perimeter
asked by koby 
Statistics
A university has an exclusive agreement with the coffee chain Monobeans. Several students and faculty complained about their lack of baked goods. Looking for a better provider of carbs and caffiene, the university management rents out for one trial
asked by Tina 
Algebra
Need help rewriting this as a decimal. 5*10^3 + 2*10^2 + 4*10^1 = If you can please show me how to do this that would be so helpful!
asked by Libby 
Algebra
Solve the equation and inequalities f(x)=0 f(x)>0 f(x)
asked by Mackenzie 
math
12 times x =144 does(12 times x)divided 4 =144 divided by 4
asked by susie 
science
the distance from the earth to the moon is 240000 miles. if the speed of light is 2.998 x 10^8 meters per second, how long does it take for light reflected from the moon to reach our planet?
asked by Paco 
Calculus
1. For a differentiable function f, f' be the funcyion defined by f'(x) lim h>0 =f(x+h)f(xh)/(h) a: Determine f'(x) for f(x)=x b: Determine f'(x) for f(x)=x^2
asked by Rudy 
math
please write an equation to show total hours of team practice team practiced 2 1/2 hour 5 days this week. is it 2 1/2 x 5 = x
asked by Kyle pls help Ms. Sue 
US History
Why did the British view colonial taxes as fair? Why did colonists argue British taxes were unfair?
asked by Lily 
History/English
This assignment is in my English class but its about MLK so I thought I'd put History and English. So this is REALLY long! I typed it all myself and all I need is someone to check my facts and to edit. I know it's long, so if you only want to read a
asked by Cora 
geography
Can you check my answer please? 1. To what hemispheres do the following countries belong? Soviet Union: Northern and Eastern Hemispheres, Canada: Northern and Western Hemispheres, China: Northern and Eastern Hemispheres.
asked by Reed 
Math
four times one number minus a second is 11, and the sum of the numbers is 14. Find the numbers.
asked by CJ 
English
Posted by rfvv on Friday, October 26, 2012 at 9:20pm. 1. He called the judge. 2. He shout to the judge. 3. He made a phone call to the judge. (Does #1 mean #2 or #3?) •English  Ms. Sue, Friday, October 26, 2012 at 9:23pm 1 and 3 are the same. In 2,
asked by rfvv 
physics
Find the velocity of (a) a cylinder and (b) a ring at the bottom of an inclined plane that is 1.55 m high. The cylinder and ring start from rest and roll down the plane. Hint: Carry out the calculation including the unknown parameters, and they may cancel
asked by Demis 
chemistry
150ml of a gas at 27C is heated to 77C at a constant pressure.find the new volume of the gas.
asked by unknwn 
Chemistry
Write a blanaced molecular equation for the reaction 2Na(NO3) + Cu(OH)2. Write complete ionic and net ionic equations?
asked by alexis 
physics
A spherical generator is used to produce a 15.00D surface on glass of refractive index 1.80. The diameter of the cutting tool is 80mm and the radius of the cutting surface is 4mm. What is the angle between the axis of the tool and the axis of the lens?
asked by Help please!! 
Math
Find two numbers whose ratio is 4 to 3 and are such that the sum of their squares is 100.
asked by Dee 
science
2 different reasons why two muscles that act across the same side of the same joint are not necessarily redundant? Explain your reasons in detail and give at one real example that illustrates each reason
asked by no need to worry 
science
Relate their structure of a neuron to the anatomy of the cerebral cortex and spinal cord. Be sure to discuss the locations of soma, axons, dendrites, and supportive cells in each area.
asked by no need to worry 
Math
Becky has saved $4500. She would like to earn $325 per year, by investing into two different investments: a lowrisk investment that pays 5% annual interest and a high risk investment that pays 9% annual interest. How much should Becky invest in each type
asked by Sam Shelly 
World Geo Grade 7
Whats one of the most famous fishing spots in the world? Colorado river Grand Banks Hawaii islands St Lawrence river or Mississippi river? St. Lawrence?
asked by rawr... im a dinosaur.... rawr 
spanish
What does moreno means when describing what someone looks like?
asked by SoccerStar 
Chemistry
a student uses the unduiluted glucose stock solution in a reaction and finds that the absorbance values over 90 seceonds are all 1.900. What does this result tell you abou the enzyme activity of glucose oxidase in this reaction after the 90 seconds time
asked by Deb 
Calculus
g(x)=5x^2+3x+2 Compose g(g) and find domain
asked by Nelly 
business Ms. Sue
Professional sports players are generally paid much more than farmers, factory workers, engineers, and teachers. The markets for the professional sports players, farmers, factory workers, engineers and teachers are generally competitive. Even among
asked by Quita 
usm
A volume of 10.0 of a 0.190 solution is titrated with 0.770. Calculate the volume of required to reach the equivalence point.
asked by ren 
Art
What does this mean? How will art evolve from today's styles? Ty.
asked by Mishka 
Math 8R: Homework Check  Part 3
Part 3 : Evaluate when x = 2, y = 5 21. 4x + 2y, Answer: 2 22. 3(x) *to the 3rd power*, Answer: 221 23. (x + y) *to the 2nd power*, Answer: 9 24. 4x + 2y, Answer: 18 Please check to see if my answers are correct. Thank You!!! :)
asked by Laruen 
PHYSICS
A woman whose weight is 530 Newtons is standing on the outer edge (right) of a diving board of 3.9 meters length. She is over the water of the pool. The left edge of the board is bolted down to the concrete. A support spring (shown as a fulcrum) is
asked by RIC 
Chemis
Write a blanaced molecular equation for the reaction 2Na(NO3) + Cu(OH)2. Write complete ionic and net ionic equations?
asked by alexis 
math
What is the sequence of events for 20,33,46,59?
asked by Clint 
English
At what point of a plot does the action wind down to reveal the effects of the action or decision? climax exposition falling action resolution Read the following passage from “The Oxcart”: The governor of Settsu had three outstanding samurai in his
asked by S 
Chemistry Lab
You want to determine the heat generated in a gasproducing reaction. Is this possible? If so, describe the design of such a calorimeter. If not, describe why this cannot be done. Your help is much appreciated!
asked by Heather 
math
How do you solve 5/8*3 4/5 It should read five over eight multiplied by three and four fifths
asked by Cherie 
mgt 420
Individual Assignment: Prepare a 350 to 700word paper in which you explain the role of stakeholders in implementing a quality management process. Discuss each of the stakeholders and their specific roles in implementing a quality management process.
asked by Anonymous 
Geo
A 30ffoot tree cast a12 foot shadow find the measure of the angle of elevation of the sun to the nearest degree.
asked by Kayla 
English
Create a Halloween story by filling in the blanks with adjectives. Remember adjectives are words that describe or tell about nouns. The words in () is my adjective answer I used. You Cannot use an adjective more than once The ____(full) moon was shining
asked by Connor 
Chem 1411
How would you show that dissolving table salt is a physical change?
asked by Rhonda 
chemistry
150ml of a gas at 27C is heated to 77C at a constant pressure.find the new volume of the gas.
asked by unknwn 
math
why did the cow keep jumping over the barrel
asked by Anonymous 
Physics
Which combination of primary additive colors will produce yellowcolored light? green and blue blue and red red and green cyan and magenta
asked by Confused 
math
Frank has a rectangular piece of wood 45 cm by 75 cm. what are the largest identical squares. Frank can make by cutting the wood. What assumptions have you made.
asked by Anonymous 
Physics
Two blocks of masses m1 = 2.00 kg and m2 = 3.70 kg are each released from rest at a height of h = 5.60 m on a frictionless track, as shown in the figure below, and undergo an elastic headon collision. (Let the positive direction point to the right.
asked by Jessica 
Chemistry
A gas is at 31.3 atm pressure at 32 degrees C. The volume of the tank is 45.0L. What would the volume of the gas be if you allowed it to expand to a pressure of 55.3 atm?
asked by Los 
Math
write 3 feet = 1 yard 3 times. How do i do that?
asked by Michael 
English
Enemy is to opponent as friend is to _____ Freedom is to ____ as enemy is to opponent
asked by Maryam :) 
Language arts
Check my answer please Which of the following would not be considered an asset? A) credit card debt B) a good credit rating C) an education Answer: A
asked by Emma 
math
I"m having a hard time setting up the problem George can plant a garden in 2 hours, and it takes Joyce 3 hours. They work together for 45 mins, and George leaves and Joyce finishes the job alone. How long does it take Joyce to finish planting the garden?
asked by please help 
English
Identify whether the italicized words in the sentences below are used as participles or verbs. She’s an EXPERIENCED chef; she should have no trouble finding work. participle or verb? I would say participle.
asked by Josh 
English 9
I know ive already posted this question but does anyone else have any more thoughts. Pleeeese help me! I need symbols that represent the following words. The symbols must be pretty simple. For example my teacher told me to draw an owl for the word wisdom.
asked by Makenzie 
Chemistry
How many moles of H2O would be produced if 3.61 molt HCI react with an excess of Ca(OH)2?
asked by Eric 
Math
How do you simplify this? (x+3/x6)2/(x+3/x6)+8
asked by Jamie 
Math/Algebra
If the first term of a finite geometric sequence is .4 and its ratio is .3 what is the sum of the first 5 terms?
asked by Libby 
Precalculus Follow Up 2
Oh now I see your point. I am sorry I should have stated this before. How do I verify that tan^2(theta)/Sec(theta)1 is somehow the same as 1+cos(theta)/Cos(Theta)?
asked by George 
math
How to multiply long fractions
asked by natalia 
Math/Algebra
Need help rewriting this as a decimal. 5*10^3 + 2*10^2 + 4*10^1 = If you can please show me how to do this that would be so helpful!
asked by Libby 
science
Give 2 different reasons why two muscles that act across the same side of the same joint are not necessarily redundant? Explain your reasons in detail and give at one real example that illustrates each reason. Question 2. : Relate their structure of a
asked by padarnalat 
pysics
Find the velocity of (a) a cylinder and (b) a ring at the bottom of an inclined plane that is 1.55 m high. The cylinder and ring start from rest and roll down the plane. Hint: Carry out the calculation including the unknown parameters, and they may cancel
asked by Demis 
spanish
Weather report in Spanish. Help!!!
asked by Nikita 
calculus
g(x)= (((x1)/x)1)/((x1)/x) Simplify and state the domain.
asked by Nathan 
Math
7(12)%89
asked by Raymond 
Calculus
solve for x e^(2x+3) 7=0 ln(52x)=3
asked by Kendra 
Calculus
Suppose x^2+1>= f(x) >= 4x3 for all x. Compute lim f(x) x>2
asked by Devon 
math
I have to insert brackets so that this equation is a true statement. I was able to solve the other 3 and could not get this one. Please help. Thanks 20 + 4 x 2 + 7  35 = 19
asked by Jay 
Algebra I
How do you make an equation that's perpendicular to the equation y=x+5? The given points are (3,3) Please help and explain step by step thank you!
asked by Vanilla Bear 
chem (measurements & dimensional analysis)
the density of regular gasoline is 0.9854 g/cm3. What is the density in lbs/gal
asked by Maria 
Precalculus Follow Up
1+ cos(theta)/Cos(theta) = tan^2(theta)/sec(theta)1 I am having trouble understanding how this is verified by the previous answer. I am sorry I just want to understand this because I didn't see a tan^2 anywhere :/. Step by step how did you verify the
asked by George 
elementary
translating words to expressions twice as many people get on the bus
asked by swetha 
college algebra
find the line that is perpendicular to the line y=1/3x+4 and contains the point (9,0)
asked by ladybug 
math
is y=0.005x^2+10 a !@#$%^&tion?
asked by sandy 
work
Read the scenario. Use the reference material to assist you in determining what tasks to select for your squad to support the critical tasks identified for the platoon. 1. You are a member of Special Troop Battalion, 3d BCT, 10th Mountain Division. Your
asked by Anonymous 
elementary
translating words to expressions twice as many people get on the bus .there were 12 people on the bus
asked by swetha 
computer science
Python 3 For this option, you will first ask "how many rows?", and get a positive integer from them. Next, you will ask "how many columns?", and get another positive integer from them. The next step is to ask for an alignment of each column. They will
asked by sand 
MATH
A Company has 42 employees with degrees. twentynine of them have only High School diplomas. What percentage of these have high school diplomas.
asked by booker 
comp.scipython
For this option, first ask the user what the maximum number of columns for printing will be. ("How wide should the output be?") Next, the user will enter in a paragraph of text. They may enter it in as many lines as they'd like, and the only way you know
asked by seema 
phyicis
After cruising at 75 mph down I80 for 15 minutes on a roach trip, you hit traffic and travel at 15m/s for 15 minutes for the rest of trip. your average speed is 24.26 m/s. What if you were traveling at each speed for the same distance instead of time?
asked by Matt 
math
If a numerator and denominator is 21 and its equivalent to 2/4, then what fraction is it?
asked by charnetta 
math
explain why the equation x^(5)3x+1=0 must have a solution with 0 < x
asked by Jake 
math
Input output 70 493 _ 63 _ 350 30 140 60 __
asked by marqueona 
Ms. Sue Help me with my poem
Please look at my last post, so you can check my answers.
asked by Jman 
math
f(24)=1/2(24)+5
asked by Samuel 
Precalc factoring
im stuck on factoring (x1)(2x^3+13x^2+8x35) do i use synthetic division? if so what zero? thnks.
asked by Rebekah 
math
I drove 843 miles to Florida. On the first day, I drove 483 miles. On the second day, how long did it take to reach florida if the average speed is 60 miles per hour?
asked by Anonymous 
calculus
f(x)=13x g(x)=5x^2+3x+2 find f(g) g(f) and f(f) and their domains.
asked by Coco 
Factoring precalc
im stuck on factoring (x1)(2x^3+13x^2+8x35) do i use synthetic division? if so what zero? thnks.
asked by Rebekah 
Math
If there are 6 elements in ( A u B ) and 1 element in ( A n B ) answer the following A. What is the maximum number of elements possible for A? B. what is the least possible number of elements in B? C. If A has 'n' elements how many elements are in B?
asked by Dell 
elementary
geometry a figure has 3 more sides than a pentagon.write an expression for the number of sides the new figure has.
asked by swetha 
math
Muhammad Chabali earns $13,600 per year. He is paid 12 times per year and claims 2 exemptions. His city and state combined tax him at a rate of 10%. How much tax is withheld per pay period?
asked by scott canfield 
python 3
For this option, first ask the user how many items there will be. ("How many items will there be?") Then, accept a name, a price, a name, a price, etc. until you have enough nameprice pairs. You should then format the receipt so that each item shows up on
asked by Anita 
MATH
WHAT IS THE ORIGINAL SELLING PRICE OF AN ITEM IF A 2% DISCOUNT ON THE ORIGINAL PRICE RESULTS IN A SAVINGS OF $85?
asked by booker 
math (probability)
there are 6 red marbles in a bag. the probabilty of picking a blue marble is 2/7. How many marbles are in the bag?
asked by Anonymous 
physics
A satellite has a mass of 5910 kg and is in a circular orbit 4.69 × 105 m above the surface of a planet. The period of the orbit is 2.1 hours. The radius of the planet is 4.44 × 106 m. What would be the true weight of the satellite if it were at rest on
asked by Anonymous 
Calculus
Let f(x) = 1/(x+2) and g(x)= (x1)/x. Simplify and state the domain. f(g(x)) g(f(x))
asked by Kelly 
science
how many atoms of magnesium are in the magnesium molecule?
asked by mable 
Ms. Sue Poem cont.
3. a 4. ?
asked by Jman 
Pre Calculus
Write the Rectangular Form of the Polar Equation: r=12
asked by Alex Rodriguez 
Chemistry
If §¤= 1, what can you deduce about n? n=1 n>1 n¡Ã1 n3 §¤¡Ã3 §¤
asked by Anonymous 
Engineering maintenance
an undamped mass spring system is with mass of 12kg and stiffness of 15N/mm,a)determine the natural frequency and the period of the free motion of the system b)determine the amplitude of displacement A and the phse shift for the initial conditions
asked by anu 
science grade 7
80 decibels more than or less than 20 decibels??
asked by rawr... im a dinosaur.... rawr 
algebra
x=2y8 4x+3y=23
asked by Anonymous 
Chemistry
How many molts of H2O would be produced if 3.61 molt HCI react with an excess of Ca(OH)2?
asked by Eric 
elementry
translating words to expressions 3 times as old as 6 years old
asked by swetha 
science
What is a good way to study science? To be more specific Bellwork quizzes?
asked by Jennifer 
Science
Name 4 animals that are different species. Cat Rabbit Sheep Elephant
asked by Jerald 
math
find each absolute value /14/... p.s the lines are suppose to be straight.
asked by carly 
English
I really need to get a WORKING charger for my phone. Participle or verb? I think it's a verb, but I'm really not sure.
asked by Gina 
math
4((x/4)+5)20 How do you solve this for x?
asked by Jamie 
math
f(24)=1/2(24)+5
asked by Hunter 
Algrebra
substitution method 3x + y=12 8x2y =4
asked by Dee 
math URGENT!!!!
i have a list of 5 different numbers. the sum of 2 of the numbers is 0. the sum of 2 of the numbers is 1. the sum of 2 of the numbers is 2. the sum of 2 of the numbers is 3. the sum of 2 of the numbers is 4.the sum of 2 of the numbers is 5.the sum of 2 of
asked by dan 
Precalculus
I have been trying to verify the below identity. I have been at it for hours, can anyone please help? 1+ cos(theta)/Cos(theta) = tan^2(theta)/sec(theta)1
asked by George 
math
about what percentage of the population believe saying F to ber true? = what percentage of 250148571.0 = 136,800,000?
asked by Anonymous 
math
solve each equation /y/=17 /s/=0 x=4 y=6 help!!!!
asked by carly 
algebra 2 trig
8/2+√6
asked by Elizabeth