Friday

December 19, 2014

December 19, 2014

Total # Posts: 41

**Science**

Name 3 examples of fungus found in your house and where you found it or what you found it on.
*February 10, 2014*

**Math**

$1,000 plus 6% on sales of $2,000 $500 plus $10 on sales of $1,400
*February 10, 2014*

**math**

16 cm.
*February 4, 2014*

**math**

Round $579 to $580 or $600 Round $85 to $90 or $100. If you rounded to $580 and $90 you would get about $670. If you rounded to $600 and $100 you would get $700.
*February 4, 2014*

**Math**

Thank you, I understand.
*February 4, 2014*

**Science**

3. Lots of trees. Grasslands are mostly fields of grass. They do not have many trees.
*February 4, 2014*

**Math**

Taxes Paid. % of tax paid. Price of item. .63 ------------- 8.99 33.72 ------------- 210.25 ---------- .07 368.99 174.78 ------------- 1459.49
*January 23, 2014*

**math**

57%
*January 21, 2014*

**Science**

Oh.. 1. Pharynx 2. Trachea 3. Central Nervous System 4. - 5. - 6. Cardiac Sphincter
*January 21, 2014*

**Science**

What animal is this?
*January 21, 2014*

**math**

jack's dad is tiling hi shower. on one wall, he will use 9 rows of 14 tiles. the 4 center tiles in the top 2 rows will have a special design on them. how many of them will not have a design
*November 3, 2013*

**AP Chemistry**

So... this is the question which is from AP chem 2006 past paper. Suppose that a stable element with atomic number 119, symbol Q, has been discovered. a) write down the ground-state electron configuration of Q, showing only the valence-shell electrons.
*April 30, 2011*

**math**

use the power law of logarithms to verify the product law of logarithms for log10^2
*December 13, 2009*

**Math**

The voltage, V, in volts, applied to an electric circuit can be modeled by the equation V= 167sin (120 pi x) where x is the time, in seconds. A component in the circuit can safely withstand a voltage of more than 120 V for 0.01 s or less. Determine the length of time the ...
*November 20, 2009*

**Ionic Crystal Structures**

Calculate the density of CsCl. Use 169pm as the radius of Cs+. rCs+= 169pm length= 2*169= 338pm= 3.38*10^-8 v= l^3= (3.38*10^-8)^3 = 3.86*10^-23 m= 2* 168.36 g/mol / 6.022*10^23 = 5.59*10^-24g d= m/v d= 5.59*10^-24g/ 3.86*10^-23 d= 14.48 g/cm^3 BUT the correct answer is 4.24 g...
*February 6, 2009*

**chemistryyy**

I get 8 atom/unit cell and the answer in my book was face centered. But i am a bit confused don't FCC have 4 atoms/unit cell?
*February 6, 2009*

**Calsius-Clapeyron Equation**

P1 DHvap 1 1 ln (---) = ---- (--- - ---) P2 R T2 T1 ln1/0.53= 38/8.31(1/T1 - 1/T2) 2.93 =4.57(1/278 - 1/T2) .641 = 1/278 - 1/ T2 .6407 = -1/T2 T2 = -1.56 that answer is suppose to be T=339 K which part is wrong?
*February 6, 2009*

**chemistry**

it would form a jones reagent
*September 24, 2008*

**Math (Area)**

A pool company will install a round swimming pool in the middle of a yard that measures 40 ft. by 20 ft. If the pool is 12 ft. in diameter, how much of the yard will still be available?: 466.86 ft2 762.32 ft2 686.96 ft2 347.84 ft2
*September 22, 2007*

**math (mode, median, range)**

What are the mode, median, and range of the following set of numbers? 6, 7, 7, 7, 8, 4, 4, 6, 3, 7, 1, 0:
*September 22, 2007*

**math (percent change)**

What is the percent change from 2,100 to 1,890?:
*September 22, 2007*

**Math (Plotting Points)**

What shape will result in plotting and connecting the following points on a coordinate graph? (-2, -1) (2, -1) (- 4, 4) (4, 4)
*September 22, 2007*

**Math**

Thank you...
*September 22, 2007*

**Math**

Mr. Davis bought some boxes of tea bags that were on sale. If each box holds 12 tea bags, which could be the total number of tea bags that he bought?: *
*September 22, 2007*

**math (tiles)--repost**

Ms. Johen is making a rectangular mosaic on her wall. She wants to use 12 rows of tiles, with 20 tiles in each row. If she has 188 yellow tiles, how many blue tiles will she need to complete her design?: 52 48 64 334
*September 22, 2007*

**math (tiles)**

Ms. Johen is making a rectangular mosaic on her wall. She wants to use 12 rows of tiles, with 20 tiles in each row. If she has 188 yellow tiles, how many blue tiles will she need to complete her design?:
*September 22, 2007*

**math question**

A pool company will install a round swimming pool in the middle of a yard that measures 40 ft. by 20 ft. If the pool is 12 ft. in diameter, how much of the yard will still be available?: *
*September 22, 2007*

**Math**

Bill has three times as many comic books as Chuck. Chuck has two-thirds as many comic books as Steve. Steve has 27 comic books. How many comic books does Bill have?: *
*September 22, 2007*

**math (combinations)**

The Hamburger Depot offers burgers fixed 5 different ways. They also offer French fries, tater tots, onion rings, and cheese sticks as side orders. How many different combinations of one hamburger and one side could be offered?: *
*September 22, 2007*

**math**

John wants to put a circular garden in his back yard. The garden has a diameter of 16 feet. He needs to cover the garden with peat moss. Each bag of peat moss can cover 90 square feet. How many bags does he need?: *
*September 22, 2007*

**math**

A new race track being built is an oval that is made from a rectangle with a semi-circle on each end. If the entire track is to be fenced in, what is the minimum amount of fencing needed? (Round you=r answer to the nearest foot.): * length= 50 width=22
*September 22, 2007*

**math problem**

Sheila has $50.00. She goes to the mall and buys lipstick, and then she buys shampoo, which is half the price of the lipstick. She then spends half of what she has left on a purse, leaving her with $15.00. How much did the shampoo cost?: *
*September 22, 2007*

**math question**

A dry cleaning service decided to raise the price of dry cleaning shirts from $4.00 to $5.00. The same percentage increase was applied to dry cleaning a jacket. The old cost of dry cleaning a jacket was $10.00. What is the new cost of dry cleaning a jacket?: *
*September 22, 2007*

**math (probability)**

The probability that it will be rainy on Monday is 7/10. The probability that it will be windy on Monday is 6/10. These events are independent. What is the probability that it will be rainy or windy on Monday?: * a.21/50 b.29/50 c.22/25 d.3/25 Please respond to the question ...
*September 22, 2007*

**math (speed)**

A boat cruises downstream for 2 hours before heading back. It takes 3.5 hours going upstream to get back. If the speed of the stream is 8 mph, what is the speed of the boat in still water?:
*September 22, 2007*

**math (factor)**

If (x+4) is a factor of -x2-11x-w = 0, then the value of w is: a.-60 b. -28 c. 28 or d.60
*September 22, 2007*

**math**

If (x+4) is a factor of -x2-11x-w = 0, then the value of w is: a.-60 b. -28 c. 28 or d.60
*September 22, 2007*

**math**

A boat cruises downstream for 2 hours before heading back. It takes 3.5 hours going upstream to get back. If the speed of the stream is 8 mph, what is the speed of the boat in still water?:
*September 22, 2007*

**math**

Juan and Anita are standing together in the schoolyard. Juan, who is 6 feet 2 inches tall, casts a shadow that is 54 inches long. At the same time, Anita casts a shadow that is 46 inches long. How tall is Anita?
*September 22, 2007*

**math**

The probability that it will be rainy on Monday is 7/10. The probability that it will be windy on Monday is 6/10. These events are independent. What is the probability that it will be rainy or windy on Monday?: * a.21/50 b.29/50 c.22/25 d.3/25 Please respond to the question ...
*September 22, 2007*

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