Wednesday

August 5, 2015

August 5, 2015

Total # Posts: 34

**algebra**

Eight more than the product of seven and Mabels age. (turn into algebraic expression)
*October 21, 2014*

**global studies**

women
*October 5, 2014*

**Math**

Richard Simmons is selling his house. He has a choice of taking $125,000 today or $135,000 in 6 months. If he takes the money today, he can invest it at Valley Bank at 5% interest compounded monthly. a. How much would be in the account after six months if he took the 125,000. ...
*April 14, 2014*

**Algebra**

range is [-27,48]
*April 2, 2013*

**geometry**

a point F is at a certain distance from a line AB .Another point P is moving in a plane such that the ratio of it's distance from F and line AB remains constant .find the locus of the point P
*April 2, 2013*

**Chem**

According to ideal gas equation [(p1*v1)\t1]=[(p2*v2)/t2] thus, [(740*410)/300]=[(760*V)/273] so,by solving the above eqn. we get V=363.28 ml
*April 2, 2013*

**Math**

all these can be solved by using the formula a^2-b^2=(a+b)*(a-b) (1)---> ans. is (2x+4)*(2) (2)---> ans. is (5x+4)*(-3x-4) (3)---> ans. is (3x+6)*(5x-2)
*April 2, 2013*

**Math**

In 500cmcube of alcohol solution the percentage of alcohol by volume is 80%. Find the volume of water that must be added to the solution so that the ratio of the volume of alcohol to that of water becomes 5:2? Please some one give me answer
*November 18, 2012*

**chemistry.**

a quantity of 25 ml of a solution containing both Fe2+ and Fe3+ ions is titrated with 23 ml of .02 M KMnO4 solution. as a result all the Fe2+ ions are oxidised to Fe3+ ions. Next the solution is treated with Zn metal to convert all Fe3+ ions to Fe2+ ions. Finally, the solution...
*September 24, 2012*

**physics**

a hose pipe ejects water at a speed of 0.3m/s through a hole of area 50 cm*m.if the water strikes a wall normally, calculate the force on the wall , assuming the velocity of water normal to the wall is zero after striking?
*March 23, 2012*

**Logic**

A radical skeptic might be willing to doubt which of the following? 3 + 5 = 8 Grass is green. Cheese is fattening. *All of the above Is this correct?
*September 11, 2011*

**trig**

1=2pi times the square root of (L/9.8)
*July 6, 2011*

**physics**

two point charges +36 and -16 microcoulumb are placed 10 cm apart. at a point x, there is no resultant force on positive charge. the distance of x from +36 microcoulumb charge is
*July 2, 2011*

**geometry**

A juice box holds 8 fluid ounces. A fluid ounce is 1.80469in^3. What are the dimensions of the box? Is there more than one possible answer
*June 13, 2011*

**geometry**

John is putting in a concrete patio in his backyard. The dimensions of it are 12ft by 8ft by 6inches. If concrete costs $6.75 per cubic foot how much will the concrete cost for the patio
*June 13, 2011*

**chemistry**

if you have 24.00grams of O2 at 30 degrees Celsius, 204 KPa. how many liters of O2 do you have?
*June 12, 2011*

**math**

A lamp pole 12ft high shines on a person and casts a shadow 8ft long. If the person is 10ft from the lamp pole, calculate the person's height.
*May 26, 2011*

**Math**

Meg's pension plan is an annuity with a guaranteed return of 9% interest per year (compounded semi-annually). She would like to retire with a pension of $70000 per semi-annum for 25 years. If she works 45 years before retiring, how much money must she and her employer ...
*April 22, 2011*

**statistics**

.0107
*March 1, 2011*

**math**

x=4.9
*February 16, 2011*

**deforestation**

send me 5 sentences about deforestation
*December 1, 2010*

**how to gain your parents trust back**

think that you should simply stop lying and do what you have to do like get good grades do chores without being asked and if it comes down to a feeling where your about to runaway from home DONT DO IT ! thats going to make it worse i promise it is. Talk to them, try not to ...
*October 25, 2010*

**physics-newton's laws**

thank you so much :)
*October 12, 2010*

**physics-newton's laws**

an aeroplane is flying in a horizontal circle with airspeed of 480 km/h. The wings of the plane are tilted at 40 degrees to the horizontal. What is the radius of the circle and how long does it take the plane to complete one full circle?
*October 12, 2010*

**physics**

a 60kg man is on a steadily rotating Ferris wheel. the man is standing on a bathroom scale and the scale reads 45kg at the top of the wheel. take g=10m/s^2 (a) what does the scale read when the man is at the bottom of the wheel? (b)what does the scale read when the man is ...
*October 12, 2010*

**Math**

what is the equation of pi?
*September 19, 2010*

**history**

tell me about women in politics from 1920 to 1929
*November 15, 2009*

**math**

6,174,000,000
*January 6, 2009*

**Chemistry**

Explain how a non metal atom becomes negative. Lose an electron, become negative. Bob Pursley isn't at his computer right now but I don't think he would mind if I explained that ADDING an electron to a non-metal makes it become negatively charged. I agree with Dr Bob; ...
*April 18, 2007*

**chemistry**

explain why oxygen "likes" to form an O^2- ion. O2 is a molecule, not an ion. O2 is stable in the outer electron configuration.
*April 18, 2007*

**Chemistry**

Propose a method for determining the specific heat, Cp, for a metal like sodium which reacts with water. You posted this question several times, and not just today. It has been answered. You will have to fill in the steps yourself. There are other possible methods as well as ...
*March 21, 2007*

**Chemistry**

Propose a method for determining the specific heat, Cp, for a metal like sodium which reacts with water. Allow the sodium to equilibrate in a metal calorimeter filled with inert gas. Measure the equilibrium temperature
*March 21, 2007*

**Quadratic Equations**

the roots of the equation are n=[(-b)+sqrt(b^2-4*a*c)]/2*a n=[(-b)-sqrt(b^2-4*a*c)]/2*a thus, n=[5+sqrt(25+96)]/2*6 n=[5-sqrt(25+96)]/2*6 so,the values of n for this eqn. are n=4/3,-1/2
*February 7, 2007*

**Abi**

A.tgmgtgtgmgtg
*December 20, 2006*

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