Friday

May 29, 2015

May 29, 2015

Total # Posts: 776

**Chemistry**

KI+H2SO4 Write the balanced net ionic equation.
*February 17, 2012*

**physics**

What are the mass and the atomic number for the anion of Cl 35?
*February 17, 2012*

**math. need help**

United States citizens living in Switzerland must pay taxes on their income to both the United States and to Switzerland. Suppose that the United States tax is 28% of their taxable income after deducting the tax paid to Switzerland. Suppose that the tax paid to Switzerland is ...
*February 14, 2012*

**algebra 2**

can someone help me simplify 3/4i
*February 8, 2012*

**math**

Mary's test grades were 73, 86, 89, 84, and 86. Mary's teacher recorded one of her grades incorrectly. Instead of an 86, Mary's second test score should have been an 84. Which measure(s) of central tendency are affected by this change?
*February 8, 2012*

**Pre-cal**

How do I find the reference angle in radicals given the value of cosecant 5 pi/6?
*February 1, 2012*

**math**

Which of the following is the solution to the matrix equation below? [0 9 2] [18] [3 2 1] x=[5] [1 -1 0] [-1] a) [-3 -2 18] b) [-3 2 -18] c) [-3] [-2] [18] d)[-3] [2] [-18]
*January 25, 2012*

**math**

Use (Triangle) PQR with coordinates P(2, –1), Q(0, 5), and R(–2, 0). Which matrix expression can be used to translate (triangle)PQR 1 unit left and 3 units up?
*January 25, 2012*

**Math **

it costs $175 to rent a jet ski for 2 hours. it costs $300 to rent a jet ski for 4 hours. write an equation that represents y (in dollars) of renting a jet ski for x hours.
*January 23, 2012*

**math**

thanks for all help Ms.Sue.
*January 6, 2012*

**math **

Renter’s Insurance protects a person who is renting an apartment from losses or damages that can occur in the apartment setting. Give two examples of things that could happen in an apartment that would be protected by having renter’s insurance.
*January 6, 2012*

**math**

x^2+6x=24
*December 19, 2011*

**algebra**

Sam's plasma tv has a 14inby18in screen and border. The total area of the tv 480inch^2. How wide is the trim
*December 14, 2011*

**Physics**

What is the electric field midway between an electron and a proton separated by 0.7 nm?
*December 5, 2011*

**Physics**

What is a magnetic field of 950 G expressed in tesla?
*December 5, 2011*

**Physics**

A merry-go-round is a common piece of playground equipment. A 2.4 m diameter merry-go-round with a mass of 300 kg is spinning at 22 rpm. John runs tangent to the merry-go-round at 5.0 m/s, in the same direction that it is turning, and jumps onto the outer edge. John's mass...
*December 2, 2011*

**Physics**

A 340 g bird flying along at 6.0 m/s sees a 14 g insect heading straight toward it with a speed of 30 m/s. The bird opens its mouth wide and enjoys a nice lunch. What is the bird's speed immediately after swallowing?
*November 29, 2011*

**Physics**

find the electrostatic potential, and then the electric field a distance z above the centre of a circular loop of radius r, which carries a uniform line charge (lamda)
*October 13, 2011*

**math**

draw a square that measures 5 units on each side
*October 12, 2011*

**physics**

A variable-speed drill, initially turning at 500 rpm, speeds up to 1300 rpm in a time interval of 0.8 s. What is its average rotational acceleration?
*October 10, 2011*

**Chemistry**

Is BCI3 polar or non polar ,identify the negative ends
*October 10, 2011*

**Physics**

the answer is 8 = D ~
*September 15, 2011*

**physics**

A locomotive is accelerating at 2.0 m/s2. It passes through a 20.0-m-wide crossing in a time of 2.8 s. After the locomotive leaves the crossing, how much time is required until its speed reaches 36 m/s?
*September 10, 2011*

**Computer**

Describe how an operating system that uses paging could make stacks grow dynamically if the original size proves too small. What would the page table data structures look like? Explain what would happen when a thread's stack grows past the area that has been allocated for ...
*June 30, 2011*

**Math**

Evaluate. Express each result in scientific and standard notation. (5.62 x 10^-3) (16 x 10^-5) and 9.2 x 10^3 2.3 x 10^5
*June 30, 2011*

**math**

Yard sale All items priced from .50-2.50 Median Price 2.10 Median Price 1.80
*June 20, 2011*

**math**

Elisa need to pick a numerical password that contains 4 digits using the numbers 0-9 If none of the digits can be repeated, how many 4-digit passwords are possible
*June 19, 2011*

**statistics**

In the past a certain college has found that 35% of the students will grad within 4 years. A random sample of 450 students at this college is taken and going to be followed until graduation. A. What is the sampling distribution of the statistic of interest? B. What is the ...
*June 12, 2011*

**Earth Science**

which of the following locations in New York State is most likely to have the smallest range in temperature? 1. Long Island 2. the Catskills 3. Albany 4. the Adirondack Mountains
*May 27, 2011*

**earth science**

which of the following surfaces would absorb the least amount of insolation? 1. an open field 2. a forest 3. an asphalt parking lot 4. a glacier
*May 27, 2011*

**chemistry**

I have a question in chemistry relating to identifying a compound that would precipitate the iron ions out of a water supply. I am unsure of a compound that would react to produce the iron as a precipitate that could be removed. Thoughts?
*May 10, 2011*

**math**

is a line graph a table?
*April 19, 2011*

**mathh**

The only defined term of those listed is: line angle plane point
*April 13, 2011*

**math true/false**

All diagonals from a single vertex of a hexagon are drawn. Four triangles will result. True False true?
*April 13, 2011*

**math-true/false**

An isometry preserves distance. True False true?
*April 11, 2011*

**mathh**

A square has symmetry with respect to a line containing a median of the square. True False true?
*April 7, 2011*

**mathh**

Two similar polygons have areas of 16 square inches and 64 square inches. The ratio of a pair of corresponding sides is 1/4. True False its true?
*April 6, 2011*

**mathhh**

If the radius of this cylinder is doubled, its volume will be twice as much four times as much eight times as much is it four times as much?
*April 4, 2011*

**5 of 90 lotto equation formula**

i need a formula for 5/90 please help me am in Italy.. if you can help let hit together for agreement .. god bless you.. quanisarai at y.a.h.o.o dot c.o.m is my e.mail write to me
*March 30, 2011*

**Math**

How do i graph and do this problem Y=x
*March 29, 2011*

**math**

A sphere is inscribed in a cylinder. The surface area of the sphere and the lateral area of the cylinder are equal. true?
*March 29, 2011*

**Math**

How much money has to be invested at 4.3% compounded continously to have $19,000 after 16 years
*March 28, 2011*

**science**

mathematical relationship between period and frequency
*March 24, 2011*

**math**

how do u find the diameter when they only give u the circumference?
*March 24, 2011*

**physology**

Match the following organs with one of its functions. 1. Oral cavity ______ a. stores bile 2. Pharynx ______ b. begins mechanical breakdown of food 3. Esophagus ______ c. responsible for 90% of all nutrient absorption 4. Stomach ______ d. compacts food waste in to feces 5. ...
*March 22, 2011*

**math**

owen has a 4in x 6 in photo. he wants to get the photo enlarged to an 8in x 10 in size. find the scale factor
*March 14, 2011*

**math**

how do u find the volume of a prism,when each side 12?
*March 8, 2011*

**math formula**

Find the volume of the prism. whats the formula i would use?
*March 7, 2011*

**math**

Find the lateral area for the prism. what formula do i us for this?
*March 3, 2011*

**math**

Find the exact circumference of a circle with diameter equal to 8 ft. 8 ft. 16 ft. 64 ft. what equation would u use?
*February 28, 2011*

**Random Book Selection Questions**

What statement does the story (or stories) of Winesberg, Ohio make about life in the small towns of America?
*February 22, 2011*

**English**

Keeping your hands to yourself right?
*February 22, 2011*

**math**

thank you!
*February 17, 2011*

**math**

Find the exact area of a circle having the given circumference What formual would i use for that?
*February 17, 2011*

**math**

whats the formula for finding the radius when givin the circumference?
*February 17, 2011*

**math**

Find the radius of a circle with the given circumference. 8.4 in. r = 3 in. 3ã2 in. 6 in. 12ã2 in. is it 6 in?
*February 16, 2011*

**chemistry**

Determine whether ∆H is equal to, greater than, or less than ∆U for the following reactions. Keep in mind that “greater than” means more positive or less negative, and “less than” means less positive or more negative. Assume that the only ...
*February 6, 2011*

**calculus**

Damon the answer is wrong.
*January 23, 2011*

**Physics**

find the x- and y- component of vector R which has a length of 13cm at 30.0 degrees
*January 16, 2011*

**math**

When chords intersect in a circle, the vertical angles formed intercept congruent arcs. always sometimes never
*January 6, 2011*

**world history**

why did the united states seek to become a world power in the 1890'S?
*December 13, 2010*

**Math**

An equilateral triangle s divided into 4 congruent equilateral triangles. What method can be used to find the area of the larger equilaterl triangle give the area of one of the smaller triangles? F. Multiply the area of the larger equilateral triangle by 4 G. Multiply the area...
*December 7, 2010*

**Math question**

I don't understand how you got 1256.63
*December 7, 2010*

**Math 7th**

couldn't I write a expression?
*December 7, 2010*

**Math 7th**

how can I show my work?
*December 7, 2010*

**Math 7th**

Mrs. Jones bought 3 1/2 pounds of ajita meat at $2.50 per pound, 1 3/4 pounds of pinto beans and a package of tortillas for $2.23. She gave the cashier 20.00. What other information is needed to find the correct change Mrs.Jones will receive?
*December 7, 2010*

**Math 7th**

Mrs.Flores bought 5 pounds of cheese. He used 2 1/4 pounds for cheese spread. 1 3/4 pounds for nachos and the rest for sandwhichs. Write a procedue that could be used to find the number of pounds of cheese he used for sandwhiches
*December 7, 2010*

**Physics**

If the create has a mass of 90 kg and is 1.6 {\rm m} tall and 0.80 {\rm m} in depth and width, what is the minimum force needed to make the crate start tipping? (Assume the center of mass of the crate is at its center and static friction great enough to prevent slipping.)
*November 28, 2010*

**english**

By the end of the eighteenth century, the British public preferred the high moral ground embraced by dramatists to the more vulgar novel. true? or false?
*November 19, 2010*

**english**

What type of literary or dramatic works did William Shakespeare write? burlesque pantomime satire Restoration comedy heroic drama Elizabethan drama autobiography
*November 18, 2010*

**e**

what is dramatic irony?
*November 17, 2010*

**english**

What kind of plays did Euripides write? allegories tragedies comedies miracle plays mystery plays morality play
*November 17, 2010*

**science**

multiple select Select all of the items that are true about a sample of water vapor at 101Â°C as it cools. 1) Its temperature will fall continuously until it condensed into a liquid. 2) Its temperature will fall steadily until reaching 100Â°C. 3) The ...
*November 17, 2010*

**english**

whats the plot sturcture?
*November 17, 2010*

**chemistry**

and I got 30. correct?
*November 17, 2010*

**english**

no i dont
*November 16, 2010*

**english**

so false?
*November 16, 2010*

**english**

true?
*November 16, 2010*

**english**

Poetry that is not artistic in form or meaning is didactic.
*November 16, 2010*

**english**

Free verse is poetry that has no rhythm true?
*November 16, 2010*

**english**

its just a true or false question?
*November 15, 2010*

**english**

Character can be portrayed by direct exposition. false?
*November 15, 2010*

**english**

Plot is the artificial ordering of events true?
*November 15, 2010*

**Buiness Communications I**

Many cmpanis have found tat family-friendly policies: a. are good recruiting tools, but often result in relocation failures. b. are one of teh six leading reasons that new managers fail. c. have given employees with children higher overall compensation levels. d. produce clear...
*November 13, 2010*

**english**

A novel of manners deals with the customs of a specific social class. true?
*November 12, 2010*

**english**

When the theaters reopened, the age of Restoration drama began. true?
*November 11, 2010*

**english**

Some ancient and medieval works have several qualities present in novels. true?
*November 11, 2010*

**english**

When the monarchy was restored in England, the theaters were almost immediately closed. true?
*November 11, 2010*

**english**

The novel followed the drama as a major form in England. true?
*November 10, 2010*

**english**

What literary tradition immediately preceded the novel tradition? short story? romance? fable? i think its a fable?
*November 10, 2010*

**english**

When the monarchy was restored in England, the theaters were almost immediately closed. False?
*November 9, 2010*

**english**

A novel of manners deals with the customs of a specific social class. true?
*November 9, 2010*

**english**

thankx!
*November 9, 2010*

**english**

The first European novel is generally considered to be _____. Pamela Robinson Crusoe Gulliver's Travels Don Quixote Silas Marner
*November 9, 2010*

**english**

i cant look at the link because the school blocks it..
*November 8, 2010*

**english**

A plot is made up of _____. more than one event? or one event?
*November 8, 2010*

**english**

Somberness is a mood.?
*November 8, 2010*

**physics help**

The drawing shows a collision between two pucks on an air-hockey table. Puck A has a mass of 0.030 kg and is moving along the x axis with a velocity of +5.5 m/s. It makes a collision with puck B, which has a mass of 0.055 kg and is initially at rest. The collision is not head-...
*November 5, 2010*

**english**

subject matter realism aesthetics
*November 4, 2010*

**english**

Plot is closely related to _____. authenticity?
*November 4, 2010*