Friday
February 12, 2016

# Posts by Paige

Total # Posts: 356

math
Write the equation of the quadratic function with roots -2 and 4 and a vertex at (1, 9).
October 23, 2012

input/output tables
I have a blank table to fill in.It says divide m by 3 m÷3
October 22, 2012

trig
A woman that is 5'4" stands 15 ft from a streetlight and casts a four-foot long shadow. Determine the height of the streetlight and the degree measure of the angle of elevation form the tip of her shadow to the top of the streetlight, both accurate to two decimal places.
September 23, 2012

Chemistry
Hydrated copper sulfate is heated. Using the speculative chemical equation CuSO4*5H2O-->CuSo4+5H2O, show how you could have predicted, by calculations, what the final weights in the crucibles might be. Show calculations for two starting weights between 1 and 4 grams.
September 6, 2012

AP Physics
thank you! the answer was 96.3
August 30, 2012

AP Physics
Consider the vectors A = 2.00 i + 7.00 j and B = 3.00 i - 2.00 j. (a) Sketch the vector sum C = A + B and the vector subtraction D = A - B. (b) Find analytical solutions for C and D first in terms of unit vectors and then in terms of polar coordinates, with angles measured ...
August 30, 2012

Physics
A block of iron at 39.0°C has mass 2.30 kg. If 3.50×104 J of heat are transferred to the block, what is its resulting temperature?
June 20, 2012

Geometry
Triangle RSU has two of its points(R and S) on the sides of a circle. Line SU forms a secant ray that passes through the diameter of the circle. Angle S is 30 degrees, the measure of arc RS is 84 degrees, and RU is tangent to the circle at R. Find the measure of angle U. 27&...
May 22, 2012

physics
The three charges shown in Figure P16.17 are at the vertices of an isosceles triangle. If q = 16.0 10-9 C, calculate the electric potential at the midpoint of the base. V Figure P16.17
May 15, 2012

Math
The present value of the money in your savings account is \$420, and you're receiving 3% annual interest compounded monthly. What is the future value in two months?
May 4, 2012

calculus
A drone aeroplane is flying horizontally to a constant height of 4000 ft above a fixed radar tracking station. At a certain instant the angle of elevation theta is 30 degrees and decreasing, and the speed of the aeroplane is 300 mi/h a) How fast is theta decreasing at this ...
April 24, 2012

chemistry
What is the molarity of a solution if 255g NaNO3 is dissolved in 1500 mL of solution
April 3, 2012

Math 11
701.53cm
March 29, 2012

criminal justice
I bet you go to Liberty
March 25, 2012

physics
A 350g glass beaker contains 500g of water at a temperature of 10.0°C. If 400g of ethyl alcohol at 35°C is subsequently poured into the beaker and the water and alcohol mixture is thoroughly stirred, what is its equilibrium temperature?
March 22, 2012

math
h worked the following problem incorrectly. Part 1) In which line was the mistake made? Part 2) Show your work and give the correct answer? Line 1 40 ÷ 5(3 − 1) − 4 Line 2 40 ÷ 5(2) − 4 Line 3 40 ÷ 10 − 4 Line 4 4 − 4 Line 5 0
March 21, 2012

I'm not guessing, and why did you put Abigail/paige??
March 13, 2012

In the case McCulloch v. Maryland, the Supreme Court held that _____. My answer1.)the Necessary and Proper Clause gave the federal government broad rights not mentioned in the Constitution 2.)federal government could not create a national bank 3.)the Bill of Rights implies a ...
March 13, 2012

Government
so would it be # 4?
March 13, 2012

Government
Confederation: 1.)A government in which all power stems from a single central authority 2.)A government that secedes from another government My answer3.)A government in which power is shared between a sovereign central authority and various local governments 4.)A loose ...
March 13, 2012

Government
Thanks
March 12, 2012

Government
Which is not a subunit of the Department of Health and Human Services? 1.)The Food and Drug Administration My answer2.)The Bureau of Indian Affairs 3.)The National Institutes of Health 4.)The Centers for Disease Control
March 12, 2012

Government
Thank you!
March 12, 2012

Government
Chief of staff
March 12, 2012

Government
The most powerful position in the White House Office is usually the _____. 1.)chief of staff 2.)press secretary 3.)White House counsel My answer4.)attorney general
March 12, 2012

Math
A 10 year old has a heart rate of 210 and a 15 year old has a heart rate of 205 and so on. Right an equation that can be used to find the maximum heart rate for any age. It says the relationship is linear if that helps.
March 10, 2012

algebra
There is a 100 point test with 38 questions. The test has 2 point questions, and 5 point questions. How many 5 point questions and 2 point questions are there?
March 10, 2012

math
Thank you so much for your help!!
March 7, 2012

math
Jan ate 1/8 of a pizza. Then she ate 1/3 of the pizza. Later she ate 1/4 of it. How much did she eat in all? Thank you!
March 7, 2012

POETRY
Who is the intended audience for the poem Flesh and Spirit by Anne Bradstreet? I also need an example of contemporary relevance for the poem. Help please?
February 12, 2012

math
Find a fraction equivalent to 1\2. The denominator must be 5 less than 3 times its numerator. The numerator is less than 8. Is the answer 2\4
February 8, 2012

chemistry
C8H18(g) + 25/2(O2)(g) -> 8CO2(g) + 9H2O(g) STANDARD ENTHALPY VALUES (H): 02(g) = 0 kj/mol CO2 (g) = -393.5 kj/mol H20(g) = -241.8 kj/mol H total = -5094 kJ H of C8H18(g) is your unknown, so call that x. use: H of reaction = H of products - H of reactants so, -5094 kJ = [8(...
January 29, 2012

Physics
How do you find the acceleration of an object on a velocity-time graph if the acceleration of the object is at t = 2 s in m/s2?
January 29, 2012

Physics
How do you find the acceleration of an object on a velocity-time graph if the acceleration of the object is at t = 5 s in m/s2?
January 29, 2012

Physics
How do you find the acceleration of an object on a velocity-time graph if the acceleration of the object is at t = 5 s in m/s2?
January 29, 2012

Physics
What is the impact speed when a car moving at 114.0 km/h bumps into the rear of another car traveling in the same direction at 104.5 km/h?
January 26, 2012

Physics
Sally travels by car from one city to another. She drives for 40.2 min at 80.0 km/h, 12.0 min at 105 km/h, and 45.0 min at 40.0 km/h. She spends 13.7 min eating lunch and buying gas. (a) Determine the total distance traveled in km. (b) Determine the average speed for the trip ...
January 26, 2012

english
I read what you sent and I appreicate it but i have to write these sentences by tomorrow and i dont understand
January 23, 2012

english
ok i will do it my self what is a infinipive an independent clause and a prepositional phrase
January 23, 2012

English
write a sentence about what the future holds using 1 abstract noun 1 subordinate clause. and then another sentence same topic using 1concrete noun 1 adjectives 1 prepositional phrase 1 personal pronoun and 1 interjection.
January 23, 2012

English
Write a sentence about what the future holds using 1 subject pronoun 2 adjectives 1 proper noun
January 23, 2012

English
write aa sentence about what the future holds using 1 possessive pronoun 2 adverbs and 1 compound predicate
January 23, 2012

English
if i understood what all the nouns and adjectives and all the other stuff i would write it my self i promise
January 23, 2012

English
January 23, 2012

physics
find the altitude change of a 10000-kg fighter which clims and in so doing, loses 100 m/s of airspeed
December 21, 2011

math
What type of graph is best suited for displaying the range and frequency distribution of the number of hours the students in a class spend on homework while still showing each individual amount of time spent on homework?
December 13, 2011

physics
A hydrogen atom is in the 4p state. Determine its energy.
December 8, 2011

Chemistry
The half life for a first order reaction is know to be 4.5 h. How long will it take for 85% to be decomposed, in h?
December 7, 2011

Physics
I am confused on this question.
December 6, 2011

Physics
What is the age in years of a bone in which the ratio 14C/ 12C is measured to be 2.3×10^−13?
December 6, 2011

Physics
What is the age in years of a bone in which the ratio 14C/ 12C is measured to be 2.3×10^−13?
December 6, 2011

phyics
Calculate (in MeV ) the binding energy per nucleon for 40 Ca .
December 5, 2011

physics
Part C Calculate (in MeV ) the total binding energy for 40 Ca .
December 5, 2011

Physics
Calculate (in MeV ) the total binding energy for 40 Ca.
December 4, 2011

Physics
Calculate (in MeV ) the total binding energy for 40 Ca.
December 4, 2011

Math
The following table represents the diameter of the cross section of a wire at continuous heights (feet) above the ground. Assume that each cross section is circular. Height(ft) 2 6 10 14 18 22 26 30 Diameter 2 2 2.0 1.8 1.6 1.5 1.3 1.2 (feet) (those should all line up) a) ...
December 4, 2011

Math
The following table represents the diameter of the cross section of a wire at continuous heights (feet) above the ground. Assume that each cross section is circular. Height(ft) 2 6 10 14 18 22 26 30 Diameter 2 2 2.0 1.8 1.6 1.5 1.3 1.2 (feet) (those should all line up) a) ...
December 4, 2011

Physics
A researcher observes hydrogen emitting photons of energy 10.2 eV. What are the quantum numbers of the two states involved in the transition that emits these photons?
December 4, 2011

Physics
The speed of an electron is known to be between 3.0×10^6 m/s and 3.3×10^6 m/s . Estimate the uncertainty in its position. Change in X = ? M
November 29, 2011

Physics
What is the energy (in eV ) of a photon of visible light that has a wavelength of 500 nm ?
November 29, 2011

Physics
Zinc has a work function of 4.30 ev . A 4.50eV photon strikes the surface and an electron is emitted. What is the maximum possible speed of the electron?
November 28, 2011

Physics
A spherical virus has a diameter of 50mm . It is contained inside a long, narrow cell of length . What uncertainty does this imply for the velocity of the virus along the length of the cell? Assume the virus has a density equal to that of water.
November 27, 2011

Physics
The speed of an electron is known to be between 3.0×10^6 m/s and 3.3×10^6 m/s . Estimate the uncertainty in its position.
November 27, 2011

physics
The speed of an electron is known to be between 3.0×10^6 m/s and 3.3×10^6 m/s . Estimate the uncertainty in its position.
November 26, 2011

algebra
brad wants to buy flowers for his friend with 27 \$ . the daises are \$1 each and the roses are \$3 each. he buys 3 more daises then roses. how much did the roses cost?
November 22, 2011

Physics
Problem 17.11 Light from a helium-neon laser (wavelenght = 633 nm) is used to illuminate two narrow slits. The interference pattern is observed on a screen 3.0 m behind the slits. Thirteen bright fringes are seen, spanning a distance of 52 mm . Part A - What is the spacing (...
November 9, 2011

Physics
Problem 17.8 Light from a sodium lamp (wavelenght = 598) illuminates two narrow slits. The fringe spacing on a screen 150cm behind the slits is 4.0 mm . Part A - What is the spacing (in mm ) between the two slits? Express your answer using two significant figures.
November 9, 2011

Chemistry
1 c 2 a 3 d 4 b
November 9, 2011

physics
Problem 17.8 Light from a sodium lamp (wavelength = 598) illuminates two narrow slits. The fringe spacing on a screen 150 cm behind the slits is 4.0 mm . Part A - What is the spacing (in mm ) between the two slits? Express your answer using two significant figures.
November 8, 2011

Physics
Problem 17.8 Light from a sodium lamp (wavelenght = 589) illuminates two narrow slits. The fringe spacing on a screen 150 cm behind the slits is 4.0 mm . Part A - What is the spacing (in mm ) between the two slits? Express your answer using two significant figures.
November 7, 2011

Physics
Problem 17.8 Light from a sodium lamp (wavelenght = 589) illuminates two narrow slits. The fringe spacing on a screen 150 cm behind the slits is 4.0 mm . Part A - What is the spacing (in mm ) between the two slits? Express your answer using two significant figures.
November 7, 2011

Physics
Problem 17.8 Light from a sodium lamp (wavelenght = 589) illuminates two narrow slits. The fringe spacing on a screen 150 cm behind the slits is 4.0 mm . Part A - What is the spacing (in mm ) between the two slits? Express your answer using two significant figures.
November 7, 2011

Physics
Problem 17.26 A thin film of (MgF2) n= 1.38 coats a piece of glass. Constructive interference is observed for the reflection of light with wavelengths of 500nm and 625nm . Part A - What is the thinnest film for which this can occur?
November 6, 2011

Physics
Problem 19.33 Two light bulbs are 1.0 m apart. Part A - From what distance can these light bulbs be marginally resolved by a small telescope with a 3.0cm -diameter objective lens? Assume that the lens is limited only by diffraction and wavelenght = 600nm . Express your answer...
November 5, 2011

Physics
Problem 17.6 A helium-neon laser beam has a wavelength in air of 633nm . It takes 1.48 ns for the light to travel through 31.0 cm of an unknown liquid. Part A - What is the wavelength of the laser beam in the liquid? Express your answer with the appropriate units.
October 26, 2011

Physics
Problem 17.6 A helium-neon laser beam has a wavelength in air of 633nm . It takes 1.48 ns for the light to travel through 31.0 cm of an unknown liquid. Part A - What is the wavelength of the laser beam in the liquid? Express your answer with the appropriate units.
October 26, 2011

physics
How long does it take light to travel through a 3.2mm -thick piece of window glass?
October 23, 2011

algebra
A street vendor sells about 20 shirts each day when she charges \$8 per shirt. If she decreases the price by \$2, she sells about 10 more shirtseach day. How can she maximize daily revenue?
October 23, 2011

physics
Problem 25.52 A 100-turn, 2.0-cm-diameter coil is at rest in a horizontal plane. A uniform magnetic field 60 degrees away from vertical increases from 0.50 T to 1.50 T in 0.60 s . Part A What is the induced emf in the coil? Express your answer using two significant figures.
October 10, 2011

physics
Problem 25.52 A 100-turn, 2.0-cm-diameter coil is at rest in a horizontal plane. A uniform magnetic field 60 degrees away from vertical increases from 0.50 T to 1.50 T in 0.60 Part A What is the induced emf in the coil? Express your answer using two significant figures.
October 9, 2011

physics
Problem 25.52 A 100-turn, 2.0-cm-diameter coil is at rest in a horizontal plane. A uniform magnetic field 60 degrees away from vertical increases from 0.50 T to 1.50 T in 0.60 Part A What is the induced emf in the coil? Express your answer using two significant figures.
October 9, 2011

physics
Problem 25.52 A 100-turn, 2.0-cm-diameter coil is at rest in a horizontal plane. A uniform magnetic field 60 degrees away from vertical increases from 0.50 T to 1.50 T in 0.60 Part A What is the induced emf in the coil? Express your answer using two significant figures.
October 9, 2011

physics
Problem 25.49 A 1.40-m-diameter MRI solenoid with a length of 2.80 m has a magnetic field of 2.50 T along its axis. Part A - If the current is turned off in a time of 1.2 s, what is the emf in one turn of the solenoid's windings? Express your answer using two significant ...
October 9, 2011

math
1500-1800
October 5, 2011

physics
A mass spectrometer is designed to separate protein fragments. The fragments are ionized by removing a single electron and then enter a 0.80 T uniform magnetic field at a speed of 2.3 * 10^5 m/s. If a fragment has a mass that is 85 times the mass of the proton, what will be ...
October 1, 2011

Math
i have no idea
September 28, 2011

Physics
Problem 22.2 2 *10 ^13 electrons flow through a transistor in 1.0 ms. Part A - What is the current through the transistor? Express your answer using two significant figures.
September 27, 2011

Chemistry
how to you calculate the partition coefficient of benzoic acid .13 grams in a 1.6 mL CH2Cl2 and 1.6 mL water?
September 26, 2011

Physics
Problem 22.2 2*10^ 13 electrons flow through a transistor in 1.0 ms. Part A - What is the current through the transistor? Express your answer using two significant figures. in mA
September 25, 2011

Physics
Problem 22.2 2*10^ 13 electrons flow through a transistor in 1.0 ms. Part A - What is the current through the transistor? Express your answer using two significant figures. in mA
September 25, 2011

chemistry
how to you find the partition coefficient of the benzoic acid in CH2Cl2 in water
September 25, 2011

Physics
Problem 22.16 A 7.5 v battery supplies a 3.5 mA current to a circuit for 8.2 Hr . Part A - How much charge has been transferred from the negative to the positive terminal? Express your answer using two significant figures. Part B - How much work has been done on the charges ...
September 25, 2011

physics
would the current be 2*10^13 X -1.6*10^-19 divided by 1?
September 25, 2011

physics
Problem 22.2 2 *10^13 electrons flow through a transistor in 1.0ms . Part A - What is the current through the transistor? Express your answer using two significant figures. in mA
September 25, 2011

physics
Problem 21.10 A proton with an initial speed of 800000 m/s is brought to rest by an electric field. Part B - What was the potential difference that stopped the proton? = Part C - What was the initial kinetic energy of the proton, in electron volts?
September 14, 2011

Physics
Problem 21.40 A pair of 10uF capacitors in a high-power laser are charged to 1.7kV. Paige Nieuwenhuis Part A - What charge is stored in each capacitor? Express your answer using two significant figures. Part B - How much energy is stored in each capacitor? Express your answer...
September 13, 2011

Physics
Problem 21.79 The plates of a 3.2 nF parallel-plate capacitor are each 0.25 m^2 in area. Part A - How far apart are the plates if there's air between them? Express your answer using two significant figures. Part B - If the plates are separated by a Teflon sheet, how thick...
September 13, 2011

Physics
A parallel-plate capacitor consists of two square plates 18 Cm on a side, spaced 0.50 mm apart with only air between them. What is the maximum energy that can be stored by the capacitor?
September 12, 2011

Physics
Problem 21.79 The plates of a 3.2nF parallel-plate capacitor are each 0.25 m^2 in area. Part A - How far apart are the plates if there's air between them? Express your answer using two significant figures. = Part B - If the plates are separated by a Teflon sheet, how thick...
September 11, 2011

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