Friday

May 22, 2015

May 22, 2015

Total # Posts: 131

**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*

**chemistry**

An aqueous solution of phosphoric acid, H3PO4, contains 285 g H3PO4 in 400 mL solution, and has a density of 1.35 g/mL. Calculate a. the weight % H3PO4 in this solution. b. the concentration in mol/L of this solution
*November 10, 2010*

**us history**

how did religion shape the development of colonial society in the Chesapeake?
*October 7, 2010*

**physics**

A 680 Hz tuning fork is held over a long vertical tube full of water. If the tube is 1.00 m long, how many resonances will be heard as the tube is allowed to empty from the bottom?
*July 29, 2010*

**Algebra **

I am havine trouble with this problem will someone please help me The perimeter of a rectangle is 68m The length is 10 m more than twice the width. Find the dimensions
*June 10, 2010*

**8th grade**

What were the massachusetts fighting for?
*April 18, 2010*

**help with math please**

a gardner wishes to encloe a rectangular 3000 square feet area with bushes on three sides and a fence on the 4th side .If the bushes cost $25.00per foot and the fence costs $10.00 per foot, find the dimensions that minimize the total cost and find the minimum cost
*March 30, 2010*

**health**

How do culture and health beliefs affect the spread of emerging disease? Can someone help me with specific examples?
*March 15, 2010*

**science**

V=180
*February 9, 2010*

**MATH**

HOW TO SOLVE Y=6X-11 AND -2X-3Y=-7
*February 6, 2010*

**8th grade**

HOW TO SOLVE FOR SUBSTITUTION
*February 6, 2010*

**SUBSTITUTION**

HOW TO SOLVE FOR Y=6-11 & -2X-3Y=-7
*February 6, 2010*

**SUBSTITUTION**

HOW TO SOLVE Y=6X-11 & -2X-3Y=-7
*February 6, 2010*

**geometry**

a pentagon
*January 20, 2010*

**math (geometry)**

what is the distance from the pitcher's box to second base if the distance from the pitcher's box to home plate is 18 meters and the distance between bases is 27 meters
*January 1, 2010*

**english**

Flattery is as important a machine as the lever, isn't it? Give it a proper place to rest, and it can move the world."
*December 7, 2009*

**math**

interpret an r value of -0.82. a)strong negative correlation B)weak negative correlation C)strong positive correlation D)no correlation
*November 13, 2009*

**9th grade**

10 gm of silver nitrate solution is added to 10 gm of sodium chloride solution what change in mass do you expect after the reaction and why?
*November 12, 2009*

**4th grade**

box. fix. fox. lax. hex. mix. nix. pox. sex. tax. vex. wax.
*November 10, 2009*

**physcal science/physics**

what is the kinetic energy in joules of a 1000 kg car travelling at 90km/h
*November 10, 2009*

**Math**

can you hepl me with this homework please
*September 12, 2009*

**finite math**

find the equation of the line 0.3,0.4 0.4,0.3 0.1,0.2 0.3,0.1
*March 5, 2009*

**math**

solve the equation by completing the square: x^2-9x-2=0
*January 4, 2009*

**math**

write the expression as a complex number in standard form 1+2i ----- 3-8i
*January 3, 2009*

**computer**

what are the signs and symptoms of a person suffering from dengue
*December 7, 2008*

**science**

what contributed most to the fish population dying during the 1970"s?
*September 8, 2008*

**elective: contemporary child day care**

A child's development is affected most by the A. financial status of the child's family B. social status of the child's family C. type of preschool the child attends D. quality of parenting and care the child receives from adults
*March 19, 2008*

**math**

( x2 + 6x-3) x2-4x = (5-x)x2-4x 32x+3- 6.3x+1- 9 = 0 6log5=a and 5log4=b 4log0,24=….. Are these 4 separate questions? Convert the second equation to 25.7 x = 5 then divide both sides by 25.7. Show your work and we will be glad to critique it for you
*August 2, 2007*

**geometery**

the answer is 4 because you divide 5x=20 to 5 this will cancel 5 and give you x=4
*July 28, 2007*

**ethnics help**

WOO HOO CHAPTER 11 THANKS THAT WILL HELP ME OUT...
*November 2, 2006*

**orientalism of muslim and arab american**

From UofP also and looked to see if I was close on what I thought orientalism it too...thank you for all your help...
*August 6, 2006*