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2012
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Questions Asked on October 29, 2012

Which steps transform the graph of y=x^2 to y=-2(x-2)^2+2.a) translate 2 units to the left translate down 2 units stretch by
1. 46 answers
2. asked by Lee
3. 17,678 views
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
1. 3 answers
2. asked by Jessica
3. 13,771 views
If l=1, what can you deduce about n?n=1 n>1 n>or equal to 1 n<1 n<or equal to 1 If ml=3, what can you say about l? l=3 l>3 l>or
1. 3 answers
2. asked by Anonymous
3. 10,110 views
A 4.20-kg watermelon is dropped from rest from the roof of a 28.0-m -tall building and feels no appreciable air resistance.
1. 3 answers
2. asked by clariza gonzalez
3. 9,598 views
Determine how many mL of solution A (acetic acid-indicator solution) must be added to solution B (sodium acetate-indicator
1. 2 answers
2. asked by Jake
3. 7,741 views
What quantum numbers specify these subshells?2s n= l= 3p n= t= 6d n= l=
1. 4 answers
2. asked by Bill
3. 7,578 views
The principal quantum number, n, describes the energy level of a particular orbital as a function of the distance from the
1. 3 answers
2. asked by Anonymous
3. 7,290 views
Choose the total number of each item requested below.4C6H12O6 Carbon atoms Hydrogen atoms Oxygen atoms Molecules
1. 5 answers
2. asked by Anonymous
3. 6,148 views
Metals lose electrons under certain conditions to attain a noble-gas electron configuration. How many electrons must be lost by
1. 5 answers
2. asked by Bill
3. 5,951 views
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
1. 2 answers
2. asked by Chris
3. 5,913 views
A researcher is interested in estimating the average salary of teachers in a large urban school district. She wants to be 95%
1. 3 answers
2. asked by jr
3. 4,821 views
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
1. 7 answers
2. asked by scoob
3. 3,995 views
A 40 inch board is cut into two pieces so that the shorter piece is two-thirds of the length of the longer piece. What are the
1. 5 answers
2. asked by jaime
3. 3,990 views
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
1. 2 answers
2. asked by Naf
3. 3,939 views
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.
1. 32 answers
2. asked by This Girl
3. 3,723 views
Suppose a parabola has a vertex (-4,7) and also passes through the point (-3,8) Write the equation of the parabola in vertex
1. 7 answers
2. asked by Lee
3. 3,416 views
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
1. 6 answers
2. asked by Nai
3. 3,283 views
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
1. 3 answers
2. asked by Tiffany
3. 3,262 views
What element forms an ion with an electronic configuration of [Xe] and a –2 charge?
1. 3 answers
2. asked by Bill
3. 3,113 views
A luggage carousel at an airport has the form of a section of a large cone, steadily rotating about its vertical axis. Its
1. 3 answers
2. asked by Shannon
3. 2,778 views
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
1. 2 answers
2. asked by Naf
3. 2,755 views
The monetary contributions that the owners of IBM pay for shares of the company's stock are ____ resources for IBM.a. material
1. 3 answers
2. asked by Steven
3. 2,706 views
you invested 12000 in two accounts paying 5% and 7% annual interest. If the totak interest earned for the year was 760 how much
1. 2 answers
2. asked by Anonymous
3. 2,596 views
You throw a rock off the balcony overlooking your backyard the table shows the height of the rock at different times use
1. 5 answers
2. asked by Lee
3. 2,563 views
Because the oxide ion is basic, metal oxides react readily with acids.(a) Write the net ionic equation for the following
1. 3 answers
2. asked by rebekah
3. 2,516 views
Find the linearization L(x) of the function at a.f(x) = x^1/2, a = 25
1. 1 answer
2. asked by Anonymous
3. 2,492 views
how many equal line segments are needed to make a row of 25 triangles
1. 7 answers
2. asked by Anonymous
3. 2,338 views
what is the equation in standard form of a parabola that contain the following points?(-2,-20),(0,-4),(4,-20) Please Help
1. 2 answers
2. asked by Lee
3. 2,247 views
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
1. 1 answer
2. asked by sella
3. 2,224 views
A digital audio compact disc carries data along a continuous spiral track from the inner circumference of the disc to the
1. 3 answers
2. asked by Stan
3. 2,026 views
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
1. 1 answer
2. asked by Zander
3. 1,845 views
Find the magnitude and direction of the vector AZ: A(8,8) and Z (1,-3)
1. 1 answer
2. asked by Austin
3. 1,731 views
Part 2: Simplify by combining like terms and using the distributive property11. 3x + 5x Answer: 8x 12. 3x + 5y - 2x + 8, Answer:
1. 3 answers
2. asked by Laruen
3. 1,726 views
a packaging company manufactures a cardboard box with a volume of 864 cubic inches. the length of the box is 24 inches, and the
1. 1 answer
2. asked by luckybee
3. 1,712 views
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
1. 0 answers
2. asked by Austin
3. 1,693 views
The following substances undergo complete combustion in a bomb calorimeter. The calorimeter assembly has a heat capacity of
1. 1 answer
2. asked by Alex
3. 1,676 views
If the line 3x-4y=0 is tangent in the first quadrant to the curve y=x^3+k, then k isa: 1/2 b: 1/4 c: 0 d: -1/8 e: -1/2
1. 2 answers
2. asked by Rudy
3. 1,645 views
You extract the iron from a tablet and dilute that to 350.0 ml in a volumetric flask. You transfer 0.500 ml of this solution to
1. 2 answers
2. asked by Kelcie
3. 1,631 views
if (a,-20) is a point on the graph of y=x^2+9x, what is a?
1. 1 answer
2. asked by ladybug
3. 1,601 views
Wishing Well by Kate SchmittThe mesh of the blanket tangles and lumps of comforter two-toned flannel and bedspread twist and
1. 18 answers
2. asked by Jman
3. 1,537 views
Balance the following half-reactions:(a) (acidic) VO2+ (aq) -------V3+ (aq) (b) (basic Ni(OH)2 (s)--------Ni2O3 (s) (c) (acidic)
1. 1 answer
2. asked by lynn
3. 1,537 views
Suppose that you have an unlimited supply of copper 2 chloride to react with iron. How many moles if copper would be produced by
1. 1 answer
2. asked by shelbie
3. 1,527 views
a 30 m chain hangs vertically from a cylinder attached to a winch. assume there is no friction in the system and that the chain
1. 2 answers
2. asked by arnulfo
3. 1,500 views
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
1. 2 answers
2. asked by Anonymous
3. 1,431 views
Balance the following half-reactions:(a) (acidic) VO2+ (aq) -------V3+ (aq) (b) (basic Ni(OH)2 (s)--------Ni2O3 (s) (c) (acidic)
1. 1 answer
2. asked by lynn
3. 1,400 views
A man drags a 71.5-kg crate across the floor at a constant velocity by pulling on a strap attached to the bottom of the crate.
1. 2 answers
2. asked by Sam
3. 1,353 views
write a problem write a word problem involving the number of pages in a book.then write the numerical expression that you would
1. 3 answers
2. asked by swetha
3. 1,308 views
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
1. 2 answers
2. asked by Leslie
3. 1,304 views
How much higher must your blood pressure get to compensate for a 5% narrowing in your blood vessels?Using Bernoulli's fluid laws
1. 0 answers
2. asked by Anonymous
3. 1,272 views
Which of the following statements is NOT true of realism?
1. 0 answers
2. asked by dionte
3. 1,272 views
Find two numbers whose ratio is 4 to 3 and are such that the sum of their squares is 100.
1. 2 answers
2. asked by Dee
3. 1,231 views
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
1. 2 answers
2. asked by Lee
3. 1,228 views
A centrifuge in a medical laboratory rotates at an angular speed of 3500 rev/ min. When switched off, it rotates through 41.0
1. 1 answer
2. asked by Tom
3. 1,215 views
A rocket of mass 1.0x10^3kg is being fired to a height of 5.0 x 10^3 m. The rocket engine shuts off when the rocket reaches a
1. 1 answer
2. asked by Chris
3. 1,186 views
A container contains 3.2 g of O2 gas. The volume of the gas at STP isA. 2.24L B. 224.0L C. 0.224L D. None
1. 1 answer
2. asked by Anonymous
3. 1,163 views
A coin rests 18.0 cm from the center of a turntable. The coefficient of static friction between the coin and turntable surface
1. 0 answers
2. asked by Anonymous
3. 1,162 views
an artist is going to an art fair. the artist will charge $20 for small prints $45 for large prints. the artist would like to
1. 1 answer
2. asked by Dee
3. 1,159 views
Whats one of the most famous fishing spots in the world?Colorado river Grand Banks Hawaii islands St Lawrence river or
1. 1 answer
2. asked by rawr... im a dinosaur.... rawr
3. 1,156 views
Given a saturated solution of CaF2, write the ionic equilibrium and use it to calculate the solubility of CaF2.My answer for the
1. 4 answers
2. asked by Maggy
3. 1,148 views
Suppose that you have an unlimited supply of copper 2 chloride to react with iron. How many moles if copper would be produced by
1. 0 answers
2. asked by shelbie
3. 1,146 views
You have amisture that is 0.100mol/L in each of the following ions: Cl-, Br-, and I-.(a) Which substance will precipitate first?
1. 3 answers
2. asked by Maggy
3. 1,144 views
A neutron in a reactor makes an elastic head-on collision with a nitrogen atom that is initially at rest. (The mass of the
1. 0 answers
2. asked by heather
3. 1,141 views
The word "Pantheon" refers to:A. the people of the Pan dynasty. B. the ancient hill of Rome where Nero built his house. C. "all
1. 1 answer
2. asked by Kala
3. 1,137 views
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
1. 1 answer
2. asked by Meg
3. 1,132 views
Part 3 : Evaluate when x = -2, y = 521. 4x + 2y, Answer: 2 22. 3(x) *to the 3rd power*, Answer: -221 23. (x + y) *to the 2nd
1. 1 answer
2. asked by Laruen
3. 1,125 views
What type of vegetation is most commonly found in humid areas?a. scrub c. forests b. grasslands d. farmland
1. 4 answers
2. asked by rawr... im a dinosaur.... rawr
3. 1,110 views
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
1. 2 answers
2. asked by Laruen
3. 1,105 views
The mean time to complete a psychology exam is 34 minutes with a standard deviation of 8 minutes. Assume the distribution is
1. 1 answer
2. asked by KiKi
3. 1,095 views
There are 20 people in a club. In how many ways can the club elect a president, a secretary and a treasurer, on person can hold
1. 2 answers
2. asked by Vevea Tepou
3. 1,095 views
Help with annotating and finding overall them! Help!!!!!“Hope” is the thing with feathers By Emily Dickinson “Hope” is
1. 0 answers
2. asked by Brian
3. 1,088 views
Hertzy Car Rental: Charge a fixed rate of $58 with NO mileage charge.Alabo Car Rental: Charge 35 cents per mile. Nifty Car
1. 2 answers
2. asked by Denise
3. 1,074 views
As the degrees of freedom for the t-distribution increase, the distribution approachesthe value of zero for the mean. the
1. 1 answer
2. asked by Anonymous
3. 1,061 views
Assuming that the smallest measurable wavelength in an experiment is 0.330 fm (femtometers), what is the maximum mass of an
1. 3 answers
2. asked by Bill
3. 1,059 views
What is a fertile crescent
1. 2 answers
2. asked by kim
3. 1,050 views
brakes are applied in bringing in a 1200-kg car moving at 25 m/s to rest in 20.0 s. show that the amount of braking force is
1. 1 answer
2. asked by jasmin
3. 1,045 views
The drawing shows a wire tooth brace used by orthodontists. The topmost tooth is protruding slightly, and the tension in the
1. 1 answer
2. asked by Donald
3. 1,034 views
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
1. 0 answers
2. asked by Anonymous
3. 1,027 views
Which of the following is an example of diffuse reflection?light reflected from the surface of a dry asphalt roadway light
1. 1 answer
2. asked by Confused
3. 1,022 views
Construct a histogram for following frequency distribution :Class-intervals Frequency 0-4 5 5-9 8 10-14 12 15-19 9 20-24 4
1. 1 answer
2. asked by Mayank
3. 1,015 views
Relate their structure of a neuron to the anatomy of the cerebral cortex and spinal cord. Be sure to discuss the locations of
1. 0 answers
2. asked by no need to worry
3. 992 views
a silver coin has a mass of 2.50g and is analysed for silver by dissolving in dilute nitric acid, and precipitating silver as
1. 1 answer
2. asked by HELP PLEASE!!!!
3. 991 views
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
1. 0 answers
2. asked by Roger
3. 981 views
Give 2 different reasons why two muscles that act across the same side of the same joint are not necessarily redundant? Explain
1. 1 answer
2. asked by padarnalat
3. 979 views
6) If average movie ticket prices rise by about 5 percent and attendance falls by about 2 percent, other things being equal, the
1. 1 answer
2. asked by johnny
3. 977 views
Borrower Brown borrowed $8,000 from the bank. He will pay 6% simple interest on the remaining balance of the loan in semi-annual
1. 1 answer
2. asked by Renee
3. 977 views
How would you show that dissolving table salt is a physical change?
1. 1 answer
2. asked by Rhonda
3. 972 views
A coin rests 18.0 cm from the center of a turntable. The coefficient of static friction between the coin and turntable surface
1. 1 answer
2. asked by Stan
3. 961 views
1. How would using 0.42 g CH3CO2Na * 3H2O instead of the amount called for in the procedure change the theoretical yield of
1. 1 answer
2. asked by Anonymous
3. 960 views
I expect a friend to be both honest and a loyal person.
1. 1 answer
2. asked by b
3. 928 views
A digital audio compact disc carries data along a continuous spiral track from the inner circumference of the disc to the
1. 1 answer
2. asked by Anonymous
3. 921 views
At what point of a plot does the action wind down to reveal the effects of the action or decision?climax exposition falling
1. 4 answers
2. asked by S
3. 898 views
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.
1. 3 answers
2. asked by Gina
3. 887 views
two forces, one of 35 pounds and the other 62 pounds, act upon the same object. The angle between these forces is 25 degrees.
1. 1 answer
2. asked by Noah
3. 880 views
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
1. 1 answer
2. asked by David
3. 858 views
is y=0.005x^2+10 a fuction?
1. 1 answer
2. asked by sandy
3. 856 views
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
1. 1 answer
2. asked by george
3. 851 views
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
1. 2 answers
2. asked by Kevin
3. 850 views
How do you solve5/8*3 4/5 It should read five over eight multiplied by three and four fifths
1. 1 answer
2. asked by Cherie
3. 841 views
1. For a differentiable function f, f' be the funcyion defined by f'(x) lim h->0 =f(x+h)-f(x-h)/(h)a: Determine f'(x) for f(x)=x
1. 2 answers
2. asked by Rudy
3. 832 views
Why did you need to know the density of the bleach solution? Why didn't you measure the density of h2o2 solution as well?Stoichi
1. 1 answer
2. asked by HELP PLEASE
3. 830 views

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