Saturday

January 31, 2015

January 31, 2015

Total # Posts: 1,914

**Science**

1.Why do you think an FRH doesn’t come with water already in it? 2.Do you think there are small pieces or large pieces of magnesium metal in an FRH? Explain. 3. Why is it important that the reaction in an FRH be fast?
*May 1, 2013*

**Chemistry**

What should be the number of significant figures in the following calculation? It's an error calculation which is absolute value (True value - experimental value) / true value * 100 so it would be: absolute value [-601.7 - (-587)] / -601.7 * 100 Should the answer be 2.44 ...
*April 30, 2013*

**English**

ok thank you - so it is C...
*April 29, 2013*

**English**

Forget it - it's C...right?
*April 29, 2013*

**English**

8. Identify the sentence that contains an error in punctuation or capitalization. "After you’ve rested," Frank said, "please help me move these boxes." "Can we wait until later?" asked Emily. "I have a lot of homework." "It won...
*April 29, 2013*

**English**

thank you
*April 29, 2013*

**English**

Mel Gibson , Hamlet and Macbeth in A...bonjour in B.,...Smithsonian and Time in C...and Our Town in D..
*April 29, 2013*

**English**

After reading your link. i think it is B. with bonjour being italicized.
*April 29, 2013*

**English**

What do you think it is? why would MEL GIBSON be italicized? In that sentence Mel gibso is italicized and hamlet or macbeth is italicized.
*April 29, 2013*

**English**

7. Identify the sentence that contains a word or phrase that should not be in italics. *Is Mel Gibson in the movie version of Hamlet or Macbeth? Lenny has trouble pronouncing the word bonjour. Glenda subscribes to Smithsonian and Time magazines. Thornton Wilder's play Our...
*April 29, 2013*

**english**

after Bites
*April 29, 2013*

**english**

I understand what you are saying now - I think it is B..
*April 29, 2013*

**english**

I have to pick the one that is pucuated or capitalized incorrectly. and i CANNOT pick two answers.
*April 29, 2013*

**english**

I understand that. I think it is A.
*April 29, 2013*

**english**

so which one would you go with?
*April 29, 2013*

**english**

9. Identify the sentence that contains an error in punctuation or capitalization. Perry asked if anyone knew the words to "Locked Out." "Wasn't that in the movie Reality Bites," asked Grace? Garrison yelled from the other room, "I loved that movie...
*April 29, 2013*

**english**

I think you've is incorrect.
*April 29, 2013*

**english**

now that I have reread them, I think its A.
*April 29, 2013*

**english**

why is that wrong? shouldn't it be in quotations.
*April 29, 2013*

**english**

8. Identify the sentence that contains an error in punctuation or capitalization. "After you’ve rested," Frank said, "please help me move these boxes." "Can we wait until later?" asked Emily. "I have a lot of homework." "It ...
*April 29, 2013*

**english**

Thank you
*April 29, 2013*

**english**

he wrote it about himself. that is an autobiography.
*April 29, 2013*

**english**

why not the third one?
*April 29, 2013*

**english**

11. All of the guests at the party partook in libations of all sorts to honor the hostess of the party. a meal of several courses *the pouring of drink as an act of respect the sharing of kind words when in a large group a form of gift giving that pays respect to a friend 12...
*April 29, 2013*

**History**

Thank You.
*April 26, 2013*

**History**

1. A decline in the number of U.S. manufacturing jobs was in part the result of *globalization. biotechnology. entrepreneurs. superstations. 2. The first modern computer was designed to benefit universities. the economy. *the military. corporations. 3. Which company developed...
*April 26, 2013*

**College algebra**

20x^2+12x
*April 24, 2013*

**physics**

Kelli weighs 392 N, and she is sitting on on a playground swing that hangs 0.4 m above the ground. Her mom pulls the swing back and releases it when the seat is 1.1 m above the ground. If Kelli moves through the lowest point at 1.5 m/s, how much work was done on the swing by ...
*April 23, 2013*

**physics**

Kelli weighs 392 N, and she is sitting on on a playground swing that hangs 0.4 m above the ground. Her mom pulls the swing back and releases it when the seat is 1.1 m above the ground. If Kelli moves through the lowest point at 1.5 m/s, how much work was done on the swing by ...
*April 23, 2013*

**accounting**

B 100000
*April 20, 2013*

**History**

4. What Reagan policy resulted in an increase in the federal budget deficit? *supply-side economics deregulation increased defense spending increased spending on social programs Thank You.
*April 19, 2013*

**3rd grade math**

What does 5 fracture each 1/2 mean?
*April 18, 2013*

**History**

Thanks. i figured it out. its high inflation.
*April 18, 2013*

**History**

4. Which of the following influenced the presidential election of 1980? high inflation low gas prices racial tensions *a war with Iraq Thank You.
*April 18, 2013*

**physics**

An 11-mm wide diffraction grating has rulings of 550 lines per mm. Light is incident normally on the grating. The longest wavelength that forms an intensity maximum in the fifth order is closest to? The correct answer is 488nm but I cant seem to get that answer.
*April 17, 2013*

**physics**

An 11-mm wide diffraction grating has rulings of 550 lines per mm. Light is incident normally on the grating. The longest wavelength that forms an intensity maximum in the fifth order is closest to? The correct answer is 488nm but I cant seem to get that answer.
*April 17, 2013*

**Math- steve or ms. sue**

does the data in the table represent a direct variation or an inverse variation? x 2 4 8 12 y 4 2 1 2/3 Choices: inverse variation; xy = 8 direct variation; y = 8x inverse variation;y/x = 8 *direct variation; y = 8/x Thank You.
*April 17, 2013*

**Clinical Chemistry**

DrBob???
*April 16, 2013*

**Clinical Chemistry**

Anyone here good with clinical chemistry, particularly separation assays and high performance liquid chromatography?
*April 16, 2013*

**College Algebra**

Ahh I can't believe I didn't see that! I appreciate your help!
*April 16, 2013*

**College Algebra**

Theres this chemistry problem im getting stuck in because i'm confusing myself with the math. Equation given = %O2 saturation = 100 x (pO2/(pO2 + K) %O2 = 35 K = 1.51 how do I calculate pO2?? I can't seem to cancel them out correctly. Answer = 0.813
*April 16, 2013*

**calculus**

Determine the maximum and minimum of each function on the given interval. a) = 2x^3 − 9x^2 ,−2 ≤ x ≤ 4 b) = 12x − x^3 , x∈ [−3,5]
*April 16, 2013*

**Grade 12 Calculus **

Determine the absolute extrema of each function on the given interval. Illustrate your results by sketching the graph of each function. a) f(x) = x^2 − 4x + 3 , 0 ≤ x ≤ 3 b) f(x) = (x − 1)^2&#...
*April 15, 2013*

**MATH**

Find all solutions of the equation tan^5 x - 9tan x =0. The answer is Ak\pi where k is any integer, the constant A=???
*April 14, 2013*

**math**

4 * 15.00= $60
*April 14, 2013*

**pre calculus**

Simplify and write the trigonometric expression in terms of sine and cosine: ((2+tan^2 x)/(sec^2 x))-1 = (f(x))^2 f(x)= ??
*April 14, 2013*

**pre calculus please help **

Find all solutions of the equation tan^5 x - 9tan x =0. The answer is Ak\pi where k is any integer, the constant A=???
*April 14, 2013*

**pre calc**

Find all solutions of the equation 3sin^2 x -7sin x +2 = 0 in the interval [0,2pi). The answer is x_1= ?? and x_2= ?? with x_1<x_2.
*April 14, 2013*

**pre calculus**

Simplify and write the trigonometric expression in terms of sine and cosine: sin x + (cot x cos x) = 1/(f(x) f(x)= ???
*April 14, 2013*

**math**

Find all solutions of the equation tan^5 x - 9tan x =0. The answer is Ak\pi where k is any integer, the constant A=???
*April 14, 2013*

**Math**

2 divide 69.28 plz give work too!
*April 8, 2013*

**PHILOSOPHY**

Who claimed that our subjection to pain and pleasure should be the foundation for our lives?
*April 8, 2013*

**Math**

kkk thanks? i dont see how to do it tohugh.................................. though* ...........................................
*April 4, 2013*

**foundations of algebra**

if 950 watts gives a 164 mile radius, how much power is needed to get a 150,000 square mile area?
*April 4, 2013*

**Geography**

Why did East Pakistan feel discriminated against by west Pakistan
*April 4, 2013*

**advance functions gr12 HELP ASAP**

use the asymptotes and intercepts to make a quick sketch of the function f(x)= x-2 (numerator) x+4(denominator) and its reciprocal f^r = x+4 (numerator) x-2 (denominator) on the same set of axes. b) describe the symmetry in the graphs in part a) c) determine the intervals of ...
*April 2, 2013*

**advance functions gr12 HELP ASAP**

Using rational functions solve 7+ (1)/x = 1/(x-2) thank you
*April 2, 2013*

**advance functions gr12 (SORRY LAST ONE HAD A TYPO)**

Using rational functions solve 7+ (1)/x = 1/(x-2)
*April 2, 2013*

**advance functions gr12**

Using rational functions solve (7+ 1)/x = 1/(x-2)
*April 2, 2013*

**advance functions gr12**

use the asymptotes and intercepts to make a quick sketch of the function f(x)= x-2 (numerator) x+4(denominator) and its reciprocal f^r = x+4 (numerator) x-2 (denominator) on the same set of axes. b) describe the symmetry in the graphs in part a) c) determine the intervals of ...
*April 2, 2013*

**advance functions gr 12**

Using rational functions solve 7+ 1(numerator) x (denominator) = 1 (numerator) x-2(demominator)
*April 2, 2013*

**advance functions gr 12**

use the asymptotes and intercepts to make a quick sketch of the function f(x)= x-2 (numerator) x+4(denominator) and its reciprocal f^r = x+4 (numerator) x-2 (denominator) on the same set of axes. b) describe the symmetry in the graphs in part a) c) determine the intervals of ...
*April 2, 2013*

**advance functions gr 12**

use the asymptotes and intercepts to make a quick sketch of the function f(x)= x-2 (numerator) x+4(denominator) and its reciprocal f^r = x+4 (numerator) x-2 (denominator) on the same set of axes. b) describe the symmetry in the graphs in part a) c) determine the intervals of ...
*April 1, 2013*

**Math advance functions gr 12**

use the asymptotes and intercepts to make a quick sketch of the function f(x)= x-2 (numerator) x+4(denominator) and its reciprocal f^r = x+4 (numerator) x-2 (denominator) on the same set of axes. b) describe the symmetry in the graphs in part a) c) determine the intervals of ...
*April 1, 2013*

**advance functions gr 12**

Using rational functions solve 3(numerator) 2x-4 (denominator) < (with a "-" underneath) 4 (numerator) x-2(demominator)
*April 1, 2013*

**Maths**

Suppose that a boat moves in a straight line with speed v through water with resistance proportional to the square of its speed v with initial speed v0 and initial position x0. Find its speed v(t) and position x(t) and conclude that the boat travels an infinite distance.
*March 25, 2013*

**chemistry**

An electron of wavelength 1.74*10-10m strikes an atom of ionized helium (He+). What is the wavelength (m) of the light corresponding to the line in the emission spectrum with the smallest energy transition?
*March 25, 2013*

**chemistry**

An electron of wavelength 1.74*10-10m strikes an atom of ionized helium (He+). What is the wavelength (m) of the light corresponding to the line in the emission spectrum with the smallest energy transition?
*March 25, 2013*

**Chemistry (Immunoassays)**

What is the common component that makes a homogeneous competitive immunoassay? Describe one.
*March 24, 2013*

**calculus **

A polynomial function p(x) has a relative maximum at (3, -4) a relative minimum at (-1, -6), a relative maximum at (-5, 2) and no other critical points. How many zeros does p(x) have?
*March 23, 2013*

**College Chemistry/Lab Math**

Thanks for the help!
*March 17, 2013*

**College Chemistry/Lab Math**

Why did you multiply 0.0001g of gold/mL by 0.10mL? Shouldnt it be .50 mL? I say this because .10 is the volume of serum added, which does not contribute to the total amount of gold in the final solution.
*March 17, 2013*

**College Chemistry/Lab Math**

Sorry, in my 3rd step it should be "(.5ml)/(1)"
*March 17, 2013*

**College Chemistry/Lab Math**

I think I have this problem figured out correctly, but is there anyone who can tell me if I'm doing something wrong. The question is... "One troy ounce of gold is worth $380. There are 33.8 grams per troy ounce. You have a stock colloidal solution of a very fine gold ...
*March 17, 2013*

**math**

The diagram shows a sector OAB of a circle, centre O and radius10 cm. Angle AOB is theta radians. The point C lies on OB and iss such that AC is perpendicular to OB. The region R is bounded by the arc AB and by the lines AC and CB. The area of R is 22cm^2 1. show that theta=0....
*March 16, 2013*

**math**

How do I measure 5.25% of a 6% bleach for 1 gallon?
*March 15, 2013*

**math**

How do I measure 5.25% of a 6% bleach for 1 gallon?
*March 15, 2013*

**Chemistry **

For the reaction ? FeCl2 + ? Na3PO4 → ? Fe3(PO4)2 + ? NaCl what is the maximum mass of Fe3(PO4)2 that could be formed from 5.25 g of FeCl2 and 1.62 g of Na3PO4? Answer in units of g
*March 13, 2013*

**math**

Help
*March 11, 2013*

**math**

16/28 as a percent and round to the nearest percent
*March 11, 2013*

**Statistics**

The 60th percentile of a normal distribution is 110. The 70th percentile is 120. Find the 90th percentile.
*March 7, 2013*

**Statistics**

Find the 35th percentile of the normal distribution with mean 270 and SD 25.
*March 7, 2013*

**Statistics**

Fill in the blank: 50% of the area under the standard normal curve is between -0.5 and _____________.
*March 7, 2013*

**Statistics**

The average weight of a group of people is 156 pounds and the SD is 25 pounds. A statistician wants to transform the weights so that the transformed weights have an average of 100 pounds and an SD of 10 pounds. Fill in the blanks; both blanks must be filled in correctly for ...
*March 7, 2013*

**Fin 3oo**

The Lo Tech Co. just issued a dividend of $ 2.20 per share on its common stock. The company is expected to maintain a constant 6 percent growth rate in its dividends indefinitely. If the stock sells for $ 43 a share, what is the company’s cost of equity?
*March 3, 2013*

**maths and physics**

A particle of mass 4 kg is attached to one end of an inelastic string and a particle of mass 2 kg is attached to the other end of the string.The string has length 4m and is hung over a smooth pivot at its midpoint. The Pivot lies 3m above the ground.How long does it take for ...
*March 3, 2013*

**Math**

There are 38 animals at a farm .some are cows and some are chickens . All together there are 124legs. How many cows and how many chickens?
*March 2, 2013*

**Math**

There are 38 animals at a farm.some are cows some are chickens all together there are 124 legs . How many cows and how many chickens?
*March 2, 2013*

**Math**

Thanks Steve I understand
*February 27, 2013*

**Math**

George walks 3 km on Monday and 4 km of Tuesday and 2.5 km on Thursday . On Monday, he walked 25 mins., Tuesday 40 mins., and Thursday 30 mins. What is his average speed? t= D=
*February 27, 2013*

**Spanish: PLEASE HELP**

Please help. Thank You. 1. The stem-changers in the current section are similar to those in the previous section except these stem-change "o" to "oe." *A.) true B.) false 2. Of the following, which is not a stem-changing verb? A.) almorzar *B.) comer C.) ...
*February 26, 2013*

**math**

6. Solve by factoring. m² + 8m + 7 = 0 (1 point)8, 7 –7, 1 *–7, –1 7, 1 7. Solve by factoring. n² + 2n – 24 = 0 (1 point)–12, 2 –2, 12 *–6, 4 –4, 6 Please Help
*February 26, 2013*

**Spanish: Please help**

Please help. Thank You. 1. The stem-changers in the current section are similar to those in the previous section except these stem-change "o" to "oe." A.) true B.) false 2. Of the following, which is not a stem-changing verb? A.) almorzar B.) comer C.) ...
*February 26, 2013*

**Spanish**

Please help. Thank You. 1. The stem-changers in the current section are similar to those in the previous section except these stem-change "o" to "oe." A.) true B.) false 2. Of the following, which is not a stem-changing verb? A.) almorzar B.) comer C.) ...
*February 26, 2013*

**Spanish: Please help**

Please help. Thank You. 1. The stem-changers in the current section are similar to those in the previous section except these stem-change "o" to "oe." A.) true B.) false 2. Of the following, which is not a stem-changing verb? A.) almorzar B.) comer C.) ...
*February 26, 2013*

**Spanish: Please check answers**

Thank You.
*February 26, 2013*

**Spanish: Please check answers**

Please check my answers. The answers are at thebottom. 11. Choose the most logical sentence completion. Yo _______ el libro a la biblioteca. vuelvo devuelvo puedo duermo 12. Choose the most logical sentence completion. Ellos __________ en el café. cuestan cuentan ...
*February 26, 2013*

**Physics -Conservation of Momentum-**

1) here, conservation of momentum , V(1+.7) = 1*1 V =0.588 m/s for further help , please refer to besthomeworkhelp . com
*February 24, 2013*

**Chemistry**

A 0.010M solution of base B is 15% dissociated. Calculate the Kb for base B.
*February 24, 2013*

**physics**

You are working in an ice skating rink and have been asked to hang a new banner on the wall. Your friend is helping you so that the ladder does not collapse by exerting a force FAL at an angle relative to the horizontal. how do you set this up?
*February 24, 2013*

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