Sunday

July 24, 2016
Number of results: 44,560

**Chemistry**

Determine the actual yield in grams of CCL4 if 175.0g of Cl2 reacts with meathane. The percentage yield of the reaction is 75.4%
*February 28, 2008 by LaNeisha*

**Econ**

What kinds of information would you have needed to try to determine whether a company is a monopoly and why is this information important?
*May 23, 2008 by Tiffany*

**Determining symetry**

Determine algebraically whether the graph of the function g is symmetric with respect to the x-axis, y-axis, or origin. g(x)=[(x^2)+(y^2)]^2=2xy
*September 9, 2008 by Shannon*

**math**

Hi! I really need help with this question. Please help me. Thanks! If f(x)=6cosx-1, algebraically determine algebraically the x intercepts to the nearest tenth. On the domain x E R.
*April 18, 2009 by Katie*

**trig**

determine the solutions for tanxcos^2x-tanx=0 in the interval XE[-2pi,2pi] Ok, please describe the steps to me that you used to solve this! thank you
*April 27, 2009 by Anonymous*

**math - question**

help i don't even know were to start with this. Use a Venn diagram to determine whether A ∩ (B U C) 5 (A ∩ B) U C for all sets A, B, and C.
*May 12, 2009 by anonymous*

**math - question**

help i don't even know were to start with this. Use a Venn diagram to determine whether A ∩ (B U C) 5 (A ∩ B) U C for all sets A, B, and C.
*May 12, 2009 by anonymous*

**Math**

Using the definition of subtraction to determine the subtraction equations that are related to each of the following addition equation: a.8+7=n b.14+x=25 c.r+s=t my answers are this: a. n-7=8 b.x=25-14 c.t-s=r did I do these right?
*June 4, 2009 by B.B.*

**MATH**

Determine whether the situation calls for a discrete or continuous random variable. The braking time of a car Is it discrete?
*September 8, 2009 by Jalynn*

**9th grade**

the variable cost is 10/km and a 2.5-km trip costs $40, determine the equation relating cost, C, in dollars, and distance, d, in kilometers
*October 23, 2009 by betty*

**algebra 2 **

determine whether the data in the table appears to be positively skewed, negatively skewed, or normally distributed. explain
*December 22, 2009 by aisha*

**chemistry**

Determine the number of moles of sulfate ions present in 1.20 mol iron(III) sulfate (Fe2(SO4)3).
*January 13, 2010 by q*

**Mechanics-physics**

The acceleration of a particle is defined by a=e^(k(t^2)).its velocity is 2m/s at time=3s.Determine the value of k and velocity after 5s starting from rest.
*March 30, 2010 by Aayush Vetwal*

**Physics**

A charge q=3*10^-6coulumb is placed at the centre of a cube of edge L.Determine the electric flux through each of the cube faces.
*April 8, 2010 by Ayodele*

**Vector**

The points U(4,-1,2), V(-1,-1,-1) and W(-4,2,4) dermine a triangle in R^3 a) Determine the parametric equations for thr three lines containing the 3 sides of the triangle
*May 31, 2010 by Patrick*

**Physics**

Light of wavelength 550 nm in air is found to travel at 1.96 x 10^8 m/s in a certain liquid. Determine the index of refraction of the liquid.
*June 3, 2010 by Amber*

**physics**

piston 1 has a diameter of 0.25 in; pistol 2 has a diameter of 1.5 in. In the absence of friction, determine the force necessary to support the 500 lb weight.
*June 10, 2010 by Jackie*

**CALCULUS **

Determine the derivative of the function: Y=1 / (Sq.root of (3x-1) I know the answer is -3 / (2(Sq.root of 3x-1)^3 I just need some aid on the steps. Thanks in advance.
*June 15, 2010 by Anonymous*

**CALCULUS **

A car has constant declaration of 10 km/h/s until it stops. If the car's initial velocity is 120 km/h, determine its stopping distance.
*June 16, 2010 by Anonymous*

**12th grade-Advanced functions**

Determine the vertical asymptotes of the graph of graph of y=secx/logx for x≤2pi
*July 30, 2010 by aaron*

**physics**

A charge of 6.00mC is placed at each corner of a square 0.100 m on a side. Determine the magnitude and direction of the force on each charge.
*September 21, 2010 by john*

**physics**

A 225 block of ice sits on a level table. a) identiy the forces that act on the block and determine their magnitudes.
*September 30, 2010 by katelyn*

**Physics**

A stone is dropped into a deep well and is heard to hit the water 2.95 s after being dropped. Determine the depth of the well.
*October 8, 2010 by Eli*

**Earth Science**

Please determine the noon sun angle at the given latitudes on April 11: 40 degrees north 0 degrees
*October 29, 2010 by Casey*

**chemistry**

Determine the chloride ion concentration in a solution containing 50.0 g MgCl2 dissolved in 1500 mL of solution. a. 0.350 M b. 0.700 M c. 1.40 M d. 3.17 M e. 6.34 M
*November 10, 2010 by princess*

**Calculus**

A particle moves along a line so that at any time t its position is given by x(t)=2(pi)t+cos(2(pi)t). Determine the particle's maximum velocity.
*November 15, 2010 by MEG*

**Pre Calc**

Determine how many orders of magnitude the quantities differ. A canary weighing 20 g and a hen weighing 2 kg. I want to say 1 but I am not sure...
*December 5, 2010 by Courtney*

**Chemistry**

Determine the mass of phosphoric acid that can be produced by the reaction of 1 ton of phosphate rock, Ca(PO4)2, and sulfuric acid.
*January 2, 2011 by Megan*

**Chemistry**

Determine the mass of phosphoric acid that can be produced by the reaction of 1 ton of phosphate rock, Ca(PO4)2, and sulfuric acid.
*January 2, 2011 by Megan*

**Chemistry**

Determine the mass of phosphoric acid that can be produced by the reaction of 1 ton of phosphate rock, Ca(PO4)2, and sulfuric acid.
*January 2, 2011 by Megan*

**chemistry**

Determine how many liters of nitrogen will be required to produce 87.0 liters of ammonia. The balanced equation for this reaction is: 3H2(g) + N2(g) ==> 2NH3(g).
*January 5, 2011 by Lisa*

**pre cal**

if a 22 inch tire rotates 40 times per 2 minutes, determine the linear and angular speed of the tire.
*February 6, 2011 by karina*

**pre cal**

If an 22-inch tire rotates 40 times per 2 minute, determine th elinear and angular speed of the tire.
*February 8, 2011 by karina*

**Chemistry**

determine the mass of sodium chloride produced when chlorine reacts with 0.29 g of sodium iodine in a single replacement reaction
*February 17, 2011 by Alicia*

**Chemistry**

determine the mass of sodium chloride produced when chlorine reacts with 0.29 g of sodium iodine in a single replacement reaction
*February 17, 2011 by Alicia*

**physics**

At 25°C, sound can travel 100 meters across a football field in 0.29 seconds. Determine the velocity of these sound waves.
*February 22, 2011 by aaaskd*

**physics**

8. Determine the acceleration of a proton in an electric field of 500 N/C. How many times is this greater than that due to gravity? The proton mass is 1.67 x 10-27 kg.
*March 5, 2011 by ike*

**trig**

A wheelchair ramp has an angle of inclination of 10 degrees and rises to a height of 3ft. Determine the length of the ramp in feet.
*January 22, 2013 by Joel*

**physics**

determine the most probable velocity of the gas molecules, whose density is ρ = 0,35 kg / m³ at a pressure of ρ = 40 kPa.
*March 29, 2011 by lisa*

**Mechanical Engineering Sci.**

Use the parallelogram of forces method to determine the magnitude and direction of the resultant of the forces given:1.7N at 45 and 2.4N at -60.
*March 15, 2011 by Godknows*

**CALCULUS**

FOR EACH PAIR OF LINES, DETERMINE SIZE OF ACUTE ANGLE, TO THE NEAREST DEGREE, THAT IS CREATED BY INTERSECTION OF LINES.:--Y = 0.5X+6 AND Y=-0.75X-1
*May 10, 2011 by Anonymous*

** Math**

i dont know how to solve this, i'm so lost. determine the exact value of c cot( 4c- pie/4) + tan ( 2c + pie/4)= 0 please help me!!! THANK YIU
*June 18, 2011 by jake*

**chem**

The mass of one molecule of the compound is 2.53 x 10^-22.Determine the molecular formula for methyl salicylate. emprical formula = C8H803
*July 12, 2011 by bella*

**Math-probability**

Jane plans to take a college algebra course with Mr. Doodle, determine the empirical probability that she receives at least a B.
*July 19, 2011 by Jen*

**physics**

If a charge of 25 coulombs passes a given point in circuit in a time of 125 minutes determine the current in the circuit
*August 22, 2011 by vikram*

**Math**

Need help with the below math please tell how you could use a number line to determine which of two numbers is greater.
*September 8, 2011 by Macy*

**trig**

To the nearest degree, determine the measure of angle X for each value of tan X a. tan X = 0.49 Just not sure how to solve these questions
*October 12, 2011 by David*

**Calculus**

Determine two angels between 0 degrees and 360 degrees that have a sine ratio of -1/2. Would that be 30 and 330?
*October 24, 2011 by -Untamed-*

**grade 12 math**

Given the function f(x)= x^3+8/x^2+-6, determine the eqaution of the asymptotes and state the end behaviours of the graph near the asymptotes.
*December 5, 2011 by logan*

**Math**

Explain how you can determine if a linear factor of a function is squared or cubed by examining the graph of the function. Halp I dont know :|
*December 8, 2011 by Jacob*

**calculus**

graph this function and determine the domain,range and vertical asymptote. f(x)=In(4-x) no need to graph just assist with points
*January 11, 2012 by Sara*

**Precalculus**

Determine the solutions to the equation 2sinx − cos2x = sin2x for 0 ≤ x ≤ 2π . How do I start this question?
*January 26, 2012 by Melissa*

**physics**

Determine the absolute pressure at the bottom of a lake that is 13.3 m deep. The acceleration of gravity is 9.8 m/s 2 and atmospheric pressure is 1.01 × 10 5 Pa . Answer in units of Pa
*February 8, 2012 by Anonymous*

**Biology**

I'm confused on the rule of multiplication and the rule of addition. When do I use each to determine the probability of a genetic trait being inherited.
*March 4, 2012 by Peter*

**Calculus**

Determine the absolute extreme values of f(x)=4√x -2x on the interval [1,4] I found the derivative of f(x)=4√x -2x f'(x)=2/x^(1/2) - 2 - I have no idea what to do now.
*March 5, 2012 by Jessica*

**math**

Determine the water level inside a tank that has a diameter of 40 feet and contains 180,000 gallons of water?
*March 26, 2012 by J*

**math**

Observe the first three sets of numbers to determine the missing value in the fourth set. Are you sure you know the value? {-5, 23, 12, 16} {1, 39, -14, 52} {17, 47, 42, -12} {25, ?, 11, 31}
*April 11, 2012 by Rae*

**dynamics**

a baseball is thrown downward from a 12.5m tower with an initial speed of 4.5m/s. determine the speed at which it hits the ground and the time of travel.
*April 18, 2012 by chanz11*

**Ellipses:)**

Given the ellipse with foci at (5,3) and (5,-5) and a major axis length of 12, determine the center using ( , ) and the denominators of the equation Center(x )^2/?, (y )^2/?=1
*May 15, 2012 by Honey*

**determining values of x**

Given the functions f(x)=sqrt[x] and g(x)=x+1, determine all possible values of x for which f(g(x)) = g(f(x)). Show steps please, thanks a lot!
*May 16, 2012 by thomas*

**physics**

The second resonant length of an open air column is 48cm. Determine the first and third resonant lengths
*June 5, 2012 by Melissa*

**math**

Determine the period, amplitude and phase shift for each given function: A)y = -4 cos 3x + 5 B)y = 2/3 sin (30x-90)-10 c)y = -0.38 tan (x/3+pi/3) d)y = pi cos(2x)+ pi
*June 12, 2012 by darshi*

**dynamic**

A particle moves along a straight line with an acceleration of m/s2, where s is in meters. Determine the particle’s velocity when s = 2m, if it start from rest when s = 1m.
*June 30, 2012 by Adel*

**Physics**

A car starts from rest and accelerates uniformly over a time of 5.21 s for a distance of 110 m. Determine the acceleratin of the car
*September 16, 2012 by Latryce*

**English**

How do you determine criteria for evaluating something? What specific areas should you consider? What is the importance of establishing clear criteria?
*September 27, 2012 by Tasha*

**Chemistry**

determine the volume of 45mM ethanol needed to make 1700 microliters that has a final ethanol concentration of 26.5mM?
*October 3, 2012 by Cris*

**Calculus**

Use any calculus method to determine extrema, intervals where the function is increasing or decreasing, asymptotes,and points of inflection for y = -x^4 + 2x^3 - x + 2
*October 20, 2012 by Sissy*

**Childhood Education**

What items would you first look for to determine whether lead is present in the environment where children are present?
*November 1, 2012 by Brittany*

**physics**

a longitudinal wave with a frequency of 3.0 Hz takes 1.7 s to travel the length of a 2.5-m slinky (see figure 16.3). Determine the wavelength of the wave.
*November 18, 2012 by Joe*

**physics**

a longitudinal wave with a frequency of 3.0 Hz takes 1.7 s to travel the length of a 2.5-m slinky (see figure 16.3). Determine the wavelength of the wave.
*November 19, 2012 by Joe*

**Ph CHEM**

A solution is found to contain 1 x 10-4 OH− ions, determine the pH of this solution. I did this problem and got 4 but it is not going in as correct. -log(1*10^-4)=4
*November 27, 2012 by Lara*

**accounting**

On November 30, 2011, Constance purchased an apartment building for $750,000. Determine her depreciation deduction for 2011
*December 13, 2012 by kaye*

**chemistry**

Determine the maximum mass of calcium iodate that can be dissolved in a 10.0L jug of 3.25x10^-2 molar calcium sulphide solution.
*January 29, 2013 by Kayleigh*

**dynamics**

the normal acceleration of a particle on the rim of a pulley 10 ft in diameter is constant @ 8000 ft/s^2. determine the speed of the pulley in rpm
*February 25, 2013 by fatz*

**math**

consider the minimum payment you just calculated determine the amount of interest and the amount that was applied to reduce the principal?
*March 13, 2013 by Regina*

**College algebra**

Determine without graphing, whether the given function has a maximum value and then find the value. f(x)=3x^2+18x-6
*March 15, 2013 by Jenn*

**vectors HELP!**

determine an equation of the plane that is perpendicular to the plane x+2y+4=0, contains the origin, and has a normal that makes an angel of 30 degrees with the z-axis.
*March 20, 2013 by nico*

**chemistry**

Ignoring activities, determine the molar solubility of copper (I) azide (CuN3) in a solution with a pH of 10.83. Ksp (CuN3) = 4.9 × 10–9; Ka (HN3) = 2.2 × 10–5.
*March 21, 2013 by Jackie*

**Calculus **

Determine the intervals on which the function is concave up and concave down f(x) = 17x^2 = x^4 by differentiating I get f'(x) = 34x+4x^3 and then I get lost. Can someone finish this up?
*March 31, 2013 by Henry*

**Chemistry**

Determine the number of particles in this sample. Identify the unit as a formula unit or a molecule. 58 g of chromium (III) sulfate.
*April 3, 2013 by Jenny*

**statistics**

7. Determine whether it is appropriate to apply the Central Limit Theorem for Proportions: sample size 35, sample proportion 0.95. A) Yes B) No
*May 8, 2013 by ali awan*

**Maths (Geometry)**

P is a point in rectangle ABCD. The distance from P to the 4 vertices of the rectangle are 7,15,24 and N in some order. If N is an integer, determine the value of N.
*May 29, 2013 by ABCD*

**physics**

A jet starting from rest reaches a speed of 241km/h on 96.0m of runway. Determine the magnitude of the Jet's acceleration? Answer is 23.3m/s^2
*July 3, 2013 by jacob*

**Math**

(a) sqrt(23) (b) sqrt(9) (c) (10/21) (d) (12/4) (e) 58 (f) −33 (g) 0 From the list above, determine the corresponding letters of the numbers that are (a) whole: (b) integers: (c) rational:
*August 28, 2013 by Ruben*

**science**

12-83. Determine the maximum height on the wall to which the firefighter can project water from the hose, if the speed of the water at the nozzle is 48ft/s
*September 30, 2013 by aaa*

**PHI 103**

If an argument does not commit a fallacy, it is A.necessarily valid. B.necessarily sound. C.Not enough information to determine D.Both A and B
*December 8, 2013 by Nina*

**English**

In the sentence, The hummingbird is the only bird that can fly backward, the verb is either "is" or "can fly" I cannot determine what the subordinate clause is.
*February 25, 2014 by David*

**Chemistry**

For the balanced redox reaction 2 Al(s) + 3 Br2(g) → Al2Br6(s), determine the number of electrons transferred in the overall reaction.
*April 14, 2014 by Sarah*

**calculus**

Determine whether the given series converges or diverges, and find the sum if it converges. I dont understand, help!! Thnx! 1) 20+5+(5/4)+(5/16)+...
*May 7, 2014 by Sam*

**Maths-euclidean geometry**

Determine with reasons the value of y(XY) in the diagram below. Given that AB= 4 units and BC= 3 units. X and Y are midpoints of AB and BC respectively.
*May 25, 2014 by Unathi*

**math**

A right cone has a height of 8cm and of volume of 250cm^3. Determine the radius of the base of the cone to the nearest centimeter.
*June 4, 2014 by lee*

**english**

In the book Ordinary People by Judith Guest, what are her biases? How can one determine an authors bias if it is a fiction book?
*August 27, 2014 by Taylor*

**Chem-Extraction Lab**

Why is dichloromethane not a good choice for re-crystallization of the caffeine? How could you determine that the product you had obtained was caffeine? Thanks!
*September 16, 2014 by Nano*

**Science please help!!**

To determine the atomic mass of an element, you would take a _________ average of the isotopes that make up that element
*October 28, 2014 by Abby*

**Physics**

An object is thrown upwards from a height of 50.0m at an initial speed of 19.6m/s. Determine how long will it take for the object to reach the ground.
*December 14, 2014 by cams*

**physics**

An object is moving so that its kinetic energy is 198 J and the magnitude of its momentum is 13 . 1 kg · m / s. Determine the speed of the object. Answer in units of m / s.
*January 13, 2015 by Daniel*

**^Fluid Mechanics^**

Determine the bulk modulus of elasticity of a liquid, if the pressure is increased from 7N/m^2 to 13N/m^2. The volume of the liquid decrease by 0.15%
*January 25, 2015 by Ekingdeft*

**Chemistry**

If you had a mixture of sodium chloride and sodium bromide, could you use its conductance to determine the concentration of each solute? Explain.
*February 1, 2015 by Mary*

**chm**

An aqueous solution that is 30.0 percent sulfuric acid (H2SO4) by mass has a density of 1.105 g/mL. Determine the molarity of the solution.
*February 2, 2015 by victoria*

**physics**

a car moving at 30 m/s slows to a speed of 10 m/s in a time of 5 s. determine a.) the acceleration of the car (b). the distance it moves in the third second.
*March 10, 2015 by sha*