Sunday

September 21, 2014

September 21, 2014

Number of results: 36,373

**Geometry**

If the boy is 4' 9" tall and his shadow is 6 ft. and the shadow of the flagpole is 19 ft., determine the height of the flagpole (to the nearest tenth).
*January 17, 2011 by Ivan*

**Chemistry**

Determine the volume of concentrated HCL and the volume of water needed to produce 20mL of 6M HCL.
*January 26, 2011 by Michelle*

**pharmacy tech**

Determine the milliliters of water needed to prepare 2 oz of a 10% solution from a 12.5% solution and distilled water.
*April 4, 2011 by rob*

**pharmacy tech**

Determine the milliliters of water needed to prepare 2 oz of a 10% solution from a 12.5% solution and distilled water.
*April 4, 2011 by rob*

**MATH....**

Determine the level of the confidence given the confidence coefficient z(α/2) for the following situation: z(α/2) = 1.96
*November 3, 2011 by Jen*

**maths**

use square nombers to determine at least 3 pattern for the first five square nombers.
*November 9, 2011 by kell kell*

**precalculus**

find the inverse of the function, graph the inverse function, determine the domain, range and asympotoes f(x)= e^-x/(2)+4
*November 12, 2011 by mz tee*

**calculus**

6. Determine a, b, c, and d so that the graph of y=ax^3+bx^2+cx+d has a point of inflection at the origin and a relative maximum at the point (2, 4). Sketch the graph.
*January 3, 2012 by Yoona*

**chemistry**

Determine the specific heat of iron if 6.1 J of energy are needed to warm 1.50 g of iron from 20 degrees C to 29 degrees C
*January 16, 2012 by Anonymous*

**Math**

Lines A and B are perpendicular and have the same x-intercept. The equation of line A is x+2y-4=0. Determine the y-intercept of line B.
*January 23, 2012 by Alana*

**algebra**

When you solve a system of equations by the substitution method, how do you determine whether the system of equations is inconsistent?
*March 21, 2012 by algebra *

**Math**

lines a and b are perpendicular and have the same x-intercept. The equation of line a is x+2y-4=0. Determine the y-intercept of line b.
*August 12, 2012 by Anonymous*

**Math**

Two points for each of two lines are given. Determine if the lines are parallel, perpendicular, or neither. L1: (4, -6) and (3, -2) L2: (3, -1) and (7, 0)
*September 11, 2012 by Neil*

**Algebra2**

Check Please? Determine if the given function is even, odd or neither. 1. f(x) = 3x^4 - 2x^2 =Even. 2. f(x) = x^3 + x = Odd.
*November 29, 2012 by Pam*

**Phsyics**

Determine the magnitude and direction of the gravitational force exerted a) on the Moon by Earth and b) on Earth by Moon.
*December 18, 2012 by g*

**physics**

an object's acceleration is given by the function a= 2/v^2, determine an expression for the velocity of the object as a function of time. (at t= 0, v=0)
*January 12, 2013 by Kiana*

**physics**

an object's acceleration is given by the function a= 2/v^2, determine an expression for the velocity of the object as a function of time. (at t= 0, v=0)
*January 12, 2013 by Kiana*

**science**

List 3 other elements similar to properties of Flourine. a. Why did you choose these? b. How did you determine their properties were similar?
*February 21, 2013 by teacher1*

**Physics**

In the drawing below, R1 has a resistance of 6.2 Ω and R2 has a resistance of 2.6-Ω. Determine the current (magnitude and direction) in the 6.2 and 2.6-Ω resistors in the drawing.
*February 24, 2013 by Don*

**Applied Calculus**

Let f(x) = −x2 + ax + b. Determine the constants a and b such that f has a relative maximum at x = 2 and the relative maximum value is 13.
*February 27, 2013 by Jacob*

**Math**

A biased coin is tossed 5 times where p(t) = .6. determine the probability that if you have 2 tails, you have 3 tails.
*May 25, 2013 by Ann*

**math**

Determine the equation of the lines perpendicular to the given lines and passing through the given points:(a)y-5x+3=0;(3,2) (b) y=8-7x;(-3,-4)
*April 19, 2014 by Kevo*

**maths**

Determine the length and breadth of a rectangle if the length is 3cm less than twice the breadth, and the perimeter is 18 .
*May 5, 2014 by anonymous*

**maths**

Determine the length and breadth of a rectangle if the length is 3cm less than twice the breadth, and the perimeter is 18 .
*May 9, 2014 by anonymous*

**Algebra 2**

Given a point (-2,5), determine a point that satisfies the specified symmetry. 1.)Origin 2.)y-axis 3.)x-axis 4.)y=x
*September 18, 2014 by Alicia S.*

**Algebra**

Given a point (-2,5), determine a point that satisfies the specified symmetry. 1.)Origin 2.)y-axis 3.)x-axis 4.)y=x
*September 19, 2014 by Alex*

**algebra**

how do I work this? (-4x^12y^7)^2 (2x^-3y^-2)^2 divided by (5x^-3y^10)^-1 i need step by step help
*October 14, 2007 by dave*

**math**

Show work for 6 times a number is 14 more than that number?
*November 6, 2007 by shanae*

**Algebra**

show all work for counterexample.for all integers a, b, and c----if a=b, then a/c=b/c
*June 3, 2009 by Nicole*

**physics**

Graphically solve for the WORK done if F= 40N @ 30 degrees and d= 12 @ 0 degrees.
*November 21, 2010 by russell*

**Physics**

A motor does 5,000 of work in 20 seconds what is the power of the motor
*December 14, 2010 by Anonymous*

**8th grade math**

I need to know how to work this math problem: 3n + (-7) -5n +1
*September 9, 2011 by david*

**Math**

2(27+4x)+7x=21 Please help me solve this problem and show your work please and thank you
*February 15, 2012 by Sadie*

**Math PLEASE HELP ME!!**

What is 14% of 120?? PLEASE SHOW ALL WORK, THANK YOU!!!
*March 11, 2012 by Madelyn Santiago*

**chemistry**

You work with the following system: 2X(g) <--> Y(g) At, equilibrium, [Y]=3[X]. If K=10, calculate the [Y] at equilibrium.
*May 10, 2012 by Katie*

**grammar**

Plural possesive of Mr. Valdez. (i.e., Mr. Valdez's performance at work....)
*October 17, 2012 by Linda*

**math**

(10x+2)-(x-10) simplified please! Thank you,please show the work!
*October 25, 2012 by t*

**Algebra**

Evaluate the expression.(50) How do I solve this expression? Can you show work. Thanks.
*January 31, 2013 by Mike P*

**Spanish**

Can you please unscramble the work in Spanish with the letters RACHAAMR
*February 27, 2013 by Portia*

**Algebra 2 variables**

Find the values of the variables. [-12 -w^2] = [2k -81] [2f 3] [-4 3] Show your work?
*April 19, 2013 by Ana*

**chem!**

You work with the following system: 2X(g) <---> Y(g) At, equilibrium, [Y]=3[X]. If K=10, calculate the [Y] at equilibrium.
*April 21, 2013 by scilover*

**math**

i need to know how to work this problem out step by step..[-16*-11/(4-9)] thank you
*September 15, 2013 by sharolyn*

**chemistry help~Please!!!**

What are the Ka and/or Kb value for 1M ZnCl2 Show work please!!!
*April 11, 2014 by Eric*

**chemistry**

0.050 kg of 4.0% (m/m) MgCl2 the answer is 2.0g MgCl2 how do you show the work
*April 24, 2014 by Reina B.*

**Algebra**

I have a few more questions that I either need help with or just need checking. Is the algebraic expression a polynomial? if it is write the polynomial in standard form, 1. 6x-9+8x^2 I got Yes; 8x^2+6x-9 Perform the indicated operations. Write the resulting polynomial in ...
*August 13, 2007 by Soly*

**Math :(**

Can someone plz explain how to do this math project, Plz give me some examples! Directions: For this project, you will visit an online marketplace website and choose three different products that you might want. For each product, you should provide a description of the item ...
*December 15, 2013 by Princess Anna*

**English**

Writing sentence and Paragraphs. Does the below look correct? Paragraphs 2 I am very excited about making medical billing and coding as my new field of my career. Since I use to work for Mary Brecking Ridge Hospital for 6 years. I learned a lot so now I have decided to get ...
*January 13, 2012 by Mama*

**edu**

Which of these scenarios best describes a nuclear family? A) Jeremiah is growing up within a cluster of adults and children who maintain their own living quarters but come together for work and meals. Child-rearing is a shared responsibility. B) The Farrish family is comprised...
*March 9, 2013 by ray*

**social studies**

Define these terms in your own words. 1. Immanent 2. Religion 3. Theistic 4. Monotheistic 5. Profane 6. Polytheistic 7. Monistic 8. Dogma 9. Nontheistic 10. Transcendent 11. Incarnations 12. Kensho 13. Atheism 14. Agnosticism 15. Rituals 16. Symbols 17. Myths 18. Orthodox 19. ...
*March 7, 2007 by Trenet*

**ALGEBRA**

You recently started the paperwork to purchase your new home, and were just notified that you can move into the house in 2 weeks. You decide to hire a moving company, but are unsure which company to choose. You search online and are interested in contacting two companies, ...
*May 20, 2011 by Imagine*

**math --- pls check my work!**

help pls asap!!! Check my work! 1. Find the area for the following figure. (trapazoid: bottom base 16.3, top base 5.9, height 4.6) 51.06 m^2*** 74.98 m^2 27.14 m^2 102.12 m^2 2. Find the area for the following figure. (1 point) (triangle: base 20.3, height 6.2) 125.86 cm^2 62....
*February 3, 2014 by TTR+S<3*

**Math **

Each cube below is made up of smaller cubes, but the large cubes are not solid. They had tunnels through them. The first cube originally had 27 small cubes, but the tunnel removed 3 cubes. The second cube originally had 64 small cubes, but two straight tunnels, 4 cubes ...
*March 10, 2012 by Jiyeon*

**math**

Each cube below is made up of smaller cubes, but the large cubes are not solid. They had tunnels through them. The first cube originally had 27 small cubes, but the tunnel removed 3 cubes. The second cube originally had 64 small cubes, but two straight tunnels, 4 cubes ...
*March 11, 2012 by Neel*

**Math**

Each cube below is made up of smaller cubes, but the large cubes are not solid. They had tunnels through them. The first cube originally had 27 small cubes, but the tunnel removed 3 cubes. The second cube originally had 64 small cubes, but two straight tunnels, 4 cubes ...
*March 20, 2012 by Neil*

**Hydrology**

assuming a peak flow velocity of 3 m/s determine culvert diameter if peak flow rate will 9790 cubic metres per second
*November 11, 2007 by mohameed*

**physics**

assuming a peak flow velocity of 3 m/s determine culvert diameter if peak flow rate will 9790 cubic metres per second
*November 12, 2007 by Anonymous*

**physics**

The collar has a weight of 8 lb. If it is released from rest at a height of h = 2 ft from the top of the uncompressed spring, determine the speed of the collar after it falls and compressed the spring 0.3 ft.
*March 19, 2008 by shan*

**chemistry**

Predict the relative rates for the reaction of butadiene and a)ethene, b)methyl propentanoate, c)maleic anhydride? Please Help!!!How do I determine the relative rates of the reactions?
*May 21, 2009 by gizelle*

**chemistry**

Identify the limiting reactant and determine the mass of the excess reactant remaining when 7.00 g of chlorine gas reacts with 5.00 g of potassium to form potassium chloride.
*December 11, 2009 by Rafael Alvarez*

**algebra**

I am confused on how to determine if an equation/expression is a trinomial square. For example c^2(squared)-18c+81. I know that this is a trinomial square but I don't know why. Could someone please help me understand better
*January 7, 2010 by Sam*

**Physics!**

A piston has a diemaeter of .64 cm. A second piston has a diameter of 3.8 cm. determine the Force necessary on Piston A to support the 500.0 Newton weight on piston B (in the absence of friction.)
*February 21, 2010 by Harper*

**chemistry**

Determine the molarity of in an aqueous solution at equilibrium with air at normal atmospheric pressure. The volume percent of in air is 20.65 Under an pressure of 1.00 , 28.31 of dissolves in 1.00 at 25.
*February 21, 2010 by sab*

**Chemistry**

Determine the boiling point elevation of H2O in the following solution a 2.5 m solution of C6H12O6 in H2O All i need is the formulas because i dont know how to solve it Thank you :l
*March 7, 2010 by Veronica*

**College Chemistry Lab**

For the following mixture, determine the initial concentration of Fe^3+. 0.00250M Fe^3+ --- 8.00mL 0.00250M SCN^- --- 7.50mL 0.10M HNO3 --- 4.50mL
*March 16, 2010 by L***

**Pre-Calculus**

A piece of plexiglass is in the shape of a semi-circle with radius 2m. Determine the dimensions of the rectangle with the greatest area that can be cut from the piece of plexiglass?
*March 28, 2010 by Erin*

**Discrete Math **

In the questions below determine the size (i.e. cardinality) of the set. {x|x ∈ N, x2 < 10} P({a,b,c,d,e }) where P denotes the Power set A Χ B where A = {1, 2, 3, 4, 5} and B = {1, 2, 3} {x|x ∈ Z, 9x2 −1 = 0} A Χ B where A = {a, b, c} and B = &#...
*April 15, 2010 by Ashley Everette *

**chemistry**

What are the concentrations of [H+] and [OH-] in each of the following. Determine the pH and pOH for each solution. A. 1.25 M HCl B. 0.25 M NaOH C. 0.035 M Ca(OH)2 D. 0.50 M HNO3 I know how to do the pH and pOH I just do not know how to figure out the both concentrations.
*April 28, 2010 by Anna*

**science**

in a certain chemical reaction, two reactants undergo change to form two products why cant you determine what type of reaction occurred from this information
*April 29, 2010 by lady t*

**chemistry**

Determine the mass of carbon monoxide that is produced when 45.6 g of methane, ch4 react with 73.2 g of oxygen gas, o2. The products are carbon monoxide and water vapour
*July 27, 2010 by Kelsey*

**chemistry**

A 281 lb fullback runs the 40 yd dash at a speed of 23.0 ± 0.1 mi/h.(a) What is his de Broglie wavelength (in meters)?(b) What is the uncertainty in his position? i determined the wavelength correctly, but how do you determine the uncertainty
*September 16, 2010 by bob*

**General Chemistry**

A certain protein was found to have 0.855% zinc by mass. Determine the minimum molecular mass of the protein. How do I go about solving this?
*September 19, 2010 by Katie*

**Physics**

An FM radio station broadcasts at 80.9MHz. Determine the period of the radio waves. i know period is just 1/freq. so what would i convert 80.9 MHz into???
*November 27, 2010 by Josh*

**Physics**

An FM radio station broadcasts at 80.9MHz. Determine the period of the radio waves. i know period is just 1/freq. so what would i convert 80.9 MHz into???
*November 27, 2010 by Josh*

**chemistry**

A bag contains a mixture of copper and lead BB's. The average density of the BB's is 9.87 g/cm^3. Assuming that copper and lead are pure, determine the relative amounts of each kind of BB.
*February 13, 2011 by Tonya*

**physics**

A piston, A, as shown below, has a diameter of 0.54 cm. A second piston, B has a diameter of 3.8 cm. Determine the force, F, necessary to support the 500.0 N weight in the absence of friction.
*February 17, 2011 by Nataliya*

**Chemistry**

Determine the # of moles of Al2S3 that can be prepared by the reaction of 0.400 moles of Aluminum with 0.700 moles of Sulfur, and Also find the # of moles of reactant in excess
*May 7, 2011 by Denise*

**Quantum Physics**

A proton is confined in an atomic nucleus of size 2 fm. Determine the fundamental limit on the uncertainty of any prediction for the measurement of the momentum of the proton in the nucleus.
*May 18, 2011 by Olivia*

**physics**

The plane is flying horizonally at 40m/s at an altitude of 125 m when it drops a bomb. determine how far horizonally from the target you should release the bomb
*June 12, 2011 by Kylie*

**statistics**

a. A random sample of 25 was drawn from a normal distribution with a standard deviation of 5. The sample mean is 80. Determine the 95% confidence interval estimate of the population mean.
*August 15, 2011 by Sally*

**Phisics**

Determine the stopping distances for a car with an initial speed of 93 km/h and human reaction time of 3.0 s for the following accelerations. (a) a = -4.0 m/s2 , but has changed from what was graded. m (b) a = -8.0 m/s2 but has changed from what was graded. m
*September 4, 2011 by Adnane*

**Math**

Given that cos 13pi/18=sin y, first express 13pi/18 as a sum of pi/2 and an angle, and then apply a trigonometric identitiy to determine the measure of angle y.
*October 5, 2011 by Vincent*

**Physics**

Physics Help... Applying Newtons Laws Grade 11? On the surface of the earth a geological hammer has a mass of 1500g. Determine its mass and weight on Mars where g=3.6 m/s^2.
*October 22, 2011 by Erin*

**Physcis**

Determine the acceleration of the marble from the straight line equation you calculated in question 2. So the equation i found in Q2 was y=9.84x+6.79 How do i figure out acceleration from this? please help!
*November 5, 2011 by Anonymous*

**calculus**

Determine an appropriate linear approximation of the function f(x)= the square root of x and use it to approximate the square root of 24.2. Write your answer in decimal form
*November 17, 2011 by No Name*

**Calculus**

I don't know what to write for question b and c. 1 a)Determine the values of x for which the function f(x) = 3/(√x^2+3x-4) is continuous. Values of x are -4 and 1. -------------------------------------- b) What does your answer in part a. represent? c) Why is it ...
*February 11, 2012 by Matthew*

**LANG**

Determine whether the definition below is connotative or denotative. relevant: bearing upon or connected with the matter in hand; pertinent: A. connotative B. denotative B
*February 18, 2012 by kesha*

**Chemistry**

Determine whether each anion is basic or neutral. For those that are basic, wrote an equation that shows how an anion acts as a base. (A) C7H5O2 ^- (B) I^- (C) NO3^- (D) F^-
*February 27, 2012 by L.Bianchessi*

**Chemistry**

Determine whether each cation is acidic or pH neutral. For those cations that are acidic, write an equation that shows how the cation acts as an acid. A) Sr+2 B) Mn+3 C) C5H5NH+ D) Li+
*February 27, 2012 by L.Bianchessi*

**Chemistry**

Determine whether each cation is acidic or pH neutral. For those cations that are acidic, write an equation that shows how the cation acts as an acid. A) Sr+2 B) Mn+3 C) C5H5NH+ D) Li+
*February 27, 2012 by L.Bianchessi*

**Chemistry**

Determine whether each cation is acidic or pH neutral. For those cations that are acidic, write an equation that shows how the cation acts as an acid. A) Sr+2 B) Mn+3 C) C5H5NH+ D) Li+
*February 27, 2012 by L.Bianchessi*

**math**

The total hang time T in seconds, is given by T(h)=^h/2. Where h is the maximum height. If a person jumps 6 ft off the ground, determine for how many seconds the person is in the air.
*April 19, 2012 by angel*

**Math (grade 10)**

On the design plan for a garden, a straight path suns from (-25,20) to (40,36). A lamp is going to be placed at the midpoint of the path. Determine the coordinates for the lamp.
*May 28, 2012 by Shellie*

**math**

cn you please help me a problem states that the sum of two numbers is 27. The numbers can be represented by x and 27-x. Is it possible to determine which is the larger number and which is the smller number. explain Thank u
*September 25, 2012 by Kiki*

**Chem help **

For which of the following molecules would the intermolecular forces be influenced mainly by dipole-dipole forces? PH3 CH3OHO HF C2H5OH CH3COCH3 how do I determine this
*November 2, 2012 by Lindsey*

**Calculus**

Determine the point on the curve 2y=2x^2 which is nearest to the point (2,0) Please include step by step calculations if possible... as that will help mem understand the problem better.
*November 3, 2012 by Daniella*

**Physics Help!**

Gas is contained in an 8.45 liter vessel at a temperature of 19.8oC and a pressure of 8.70 atm. Determine the number of moles of gas in the vessel. Do not enter units.
*November 6, 2012 by Emily *

**Shipping Cost Program (Raptor)**

Create a program that determine the shipping cpst for an order based on the follwoing table: From $0.00 $20.00 $50.00 $75.00 To $19.99 $49.99 $79.99 $1000.00 Price $2.95 $3.95 $4.95 Free
*December 5, 2012 by Latrell*

**community umuokpu. Chemistry**

if 50cm3 of co3 were put in 40cm3 of O2. Determine the gas that would be in excess and calculate the volume of gas that would be unused
*February 9, 2013 by Tessy*

**Laboratory (math, chemistry)**

Most analytic methods are subject to drift. Describe a system which could be used to determine the rate of drift of an analytic method.
*February 12, 2013 by Maranda*

**chemistry**

A voltaic cell that uses the reaction Tl3+(aq) + 2 Cr2+(s) ¨ Tl+(aq) + 2 Cr3+(aq) has a measured standard cell potential of +1.19 V. determine Ered for the reduction of Tl3+(aq) to Tl+(aq).
*April 14, 2013 by sarah*

Pages: <<Prev | 133 | 134 | 135 | 136 | 137 | 138 | 139 | 140 | **141** | 142 | 143 | 144 | 145 | 146 | 147 | Next>>