Tuesday

November 24, 2015
Total # Posts: 27

**Math**

Part 1: Suppose you divide a polynomial by a binomial. How do you know if the binomial is a factor of the polynomial? Create a sample problem that has a binomial which IS a factor of the polynomial being divided, and another problem that has a binomial which is NOT a factor of...
*April 27, 2015*

**chemistry**

Given the following thermochemical data: H2O(l)+2AgNO3(aq) ¡æ 2HNO3(aq)+Ag2O(s) ¥ÄH = 44.8 kJ 2Ag(s)+¨öO2(g) ¡æ Ag2O(s) ¥ÄH = -31.0 kJ ¨öO2(g)+H2(g) ¡æ H2O(l) ¥ÄH = -285.8 kJ Use Hess¡¯...
*March 3, 2015*

**percentage**

yay thxx i tell the teacher tomorrow
*October 24, 2014*

**percentage**

how to Convert 1/3 to mixed number? my teacher assinged and im confused
*October 24, 2014*

**maths**

mathmate,she is right,she is trying to say that the answer , if we round up we get 1 hour. cuz may be her mathbook's back answer is 1 hour or 60 minutes
*May 31, 2013*

**physics**

The wavelength of the electromagnetic waves is 200 nm. Which of following regions does it belong to? visible light region ultra violet light infrared region x-ray region
*February 11, 2013*

**trig**

(3 tan^2x-1)(tan^2-3)= 0 can someone please explain how to do this problem and then explain the whole pie thing at the end...like, this is suppose to equal pie/6 b/c it's tan...im soooo confused.....
*October 28, 2011*

**math **

Calculate the value of the following in exponential form, using standard scientific or "e" notation (for example, 105 = 1.05e2). Enter your answer with the correct number of significant figures. 885.75 g + 10.151 g - 25.50 g Calculate the value of the following in ...
*September 23, 2010*

**Science**

C12 H22 O11 = Co2 + H2O how to balance this equation?
*July 11, 2010*

**algebra**

E=jc^2 divide everything by j, so E/J = c^2 take the square root of everything to make C^2 to c so √ E/J = C p.s. √ = square root of
*July 11, 2010*

**English**

i need to find a link to: A "Girl's" Story by David Arnason
*June 9, 2009*

**physics**

At 08:00hrs a 2.0- m-long vertical stick in air casts a shadow 1.8 m long. If the same stick is placed at 08:00hrs in air in a flat bottomed pool of salt water half the height of the stick, how long is the shadow on the floor of the pool? (For this pool, n = 1.56.)
*May 25, 2008*

**physics**

A laser beam enters a .125 m thick glass window at an angle of 39° (from the normal). The index of refraction of the glass is 1.46. At what angle from the normal does the beam travel through the glass? that answer is 25.53 deg the second part asks How long does it take the...
*May 25, 2008*

**physics**

By what length is a light ray displaced after passing through a 4.7 cm thick sheet of material (n=1.38) with an incident angle of theta = 33.5°.
*May 25, 2008*

**physics**

An object whose height is 3.5 cm is at a distance of 8.5 cm from a spherical concave mirror. Its image is real and has a height of 11.2 cm. Calculate the radius of curvature of the mirror. How far from the mirror is it necessary to place the above object in order to have a ...
*May 25, 2008*

**physics**

A dime .334 m away from, and on the optical axis of, a concave spherical mirror produces an image on the same side of the mirror as the source. The image is .093 m away from the mirror. If the dime is moved on the axis to .229 m from the mirror, how far away from the mirror is...
*May 25, 2008*

**physics one more**

A dime .334 m away from, and on the optical axis of, a concave spherical mirror produces an image on the same side of the mirror as the source. The image is .093 m away from the mirror. If the dime is moved on the axis to .229 m from the mirror, how far away from the mirror is...
*May 24, 2008*

**physics**

no it's cool i finally think i got it. False True True True False True False
*May 24, 2008*

**physics**

they're true false that's all the info given
*May 24, 2008*

**physics**

TRUE OR FALSE The virtual image formed by a convex mirror is always enlarged. A convex mirror never forms a real image of a real object. When the object of a concave mirror is inside the focal point, the image is virtual. The image produced by a convex mirror is always closer ...
*May 24, 2008*

**physics**

An object whose height is 3.5 cm is at a distance of 8.5 cm from a spherical concave mirror. Its image is real and has a height of 11.2 cm. Calculate the radius of curvature of the mirror. How far from the mirror is it necessary to place the above object in order to have a ...
*May 24, 2008*

**physics**

By what length is a light ray displaced after passing through a 4.7 cm thick sheet of material (n=1.38) with an incident angle of theta = 33.5°.
*May 24, 2008*

**physics**

A laser beam enters a .125 m thick glass window at an angle of 39° (from the normal). The index of refraction of the glass is 1.46. At what angle from the normal does the beam travel through the glass? that answer is 25.53 deg the second part asks How long does it take the...
*May 24, 2008*

**physics**

At 08:00hrs a 2.0- m-long vertical stick in air casts a shadow 1.8 m long. If the same stick is placed at 08:00hrs in air in a flat bottomed pool of salt water half the height of the stick, how long is the shadow on the floor of the pool? (For this pool, n = 1.56.)
*May 24, 2008*

**physics**

A 85.0 kg person steps into a car of mass 2500.0 kg, causing it to sink 2.5 cm. Assuming no damping, with what frequency will the car and passenger vibrate on the springs?
*April 28, 2008*

**Physics**

Two blocks, with masses M1 = 1.4 kg and M2 = 9.9 kg, and a spring with spring constant k = 228 N/m are arranged on a horizontal, frictionless surface. The coefficient of static friction between the two blocks is 0.59. What is the maximum possible amplitude of the simple ...
*April 27, 2008*

**Reading**

Could you explain what personal reflection on the story mean? Thank You! This question asks you how you related to and felt about the story. You might consider the following questions: How would you have reacted to the situations mentioned in the story? The same or differently...
*April 30, 2007*

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