Thursday
August 28, 2014

Posts by Shanna


Total # Posts: 23

physics
Your town is installing a fountain in the main square. If the water is to rise 16 m (52.5 feet) above the fountain, how much pressure must the water have as it moves slowly toward the nozzle that sprays it up into the air? Assume atmospheric pressure equal to 100,000 Pa.
April 10, 2014

PHYSICS
A 7 kg purse is dropped from the top of the Leaning Tower of Pisa and falls 53 m before reaching the ground with a speed of 17 m/s. What was the average force of air resistance? F =
February 23, 2014

math
Assume each kid in the after school program will get 1/2 cup of lemoade. For each mix, how many batches are needed to make enough lemonade for 120 kids?
October 15, 2013

CHEM
IF A 50.0 ML SAMPLE OF CALCIUM HYDROXIDE IS TITRATED WITH 25.0 ML OF 0.200M PHOSPHORIC ACID, WHAT IS THE MOLARITY OF THE BASE?
May 7, 2013

grammar
Where is the misplaced or dangling modifiers? 1.Climbing a mountian, fitness becomw all important.
April 7, 2013

Basic Math Pharmaceutical calculations
Drysol contains 6g of aluminum chloride hexahydrate in 42ml of an alcohol base. What is the final strength of Drysol?
February 19, 2013

accounting
BLT produces plastic that is used for injection molding applications such as gears for small motors. In 2012, the first year of operations, BLT produced 6,492 tons of plastic and sold 5,410 tons. In 2013, the production and sales results were exactly reversed. In each year, ...
October 3, 2012

Principles of Biology 1
A team of students hypothesizes that the amount of alcohol produced in fermentation depends on the amount of sugar supplied to yeast. They want to use 5, 10, 15, 20, 25 and 30% sugar solutions. They propose to run each experiment at 40 degrees celcius with 5 mL of yeast. What ...
September 15, 2012

physics
absolute zero is the same as
March 27, 2012

Math Lit
One 250mg tablet is made up of chemical A , B, ,C in a ratio 3:2:5. The Pharmacist Has 60mg of chemical B left. How much of Chemical A and C does she need if she uses 60mg of B?
February 9, 2012

math lit
How much is an iteam sold for,if the marked price is "R569c les 12 and half% Discount?
February 5, 2012

science
lol ^^ .....looking for the same answer btw.
September 13, 2011

MEDICAL
WAYS TO CURB THE NEGATIVE AFFECTS OF RISING HEALTHCARE COSTS
June 23, 2011

chemistry
The formula of benzine and organic solvent is C6 H6. what is the empirical formula express the mass of a mole of materials in gram
June 8, 2011

MATH
GRAPH THESE EQUATIONS TO FIND THE PAIR OF X AND Y VALUES THAT IS A SOLUTION TO BOTH EUATIONS Y=X-1 Y=-X+3
April 26, 2011

MATH
TWO NUMBER CUBES AREROLLED AT THE SAME TIME . WHAT IS THE PROBABILITY THTA BOTH NUMBER CUBES WILL SHOW AN EVEN NUMBER
April 26, 2011

English
Can you help me with a sentences with the word manifest and ebb ?
September 27, 2010

Economics
Thanks Alice for trying, but that's not correct, the first answer is 50 I figured it out, but I'm still having a hard time with the 2nd question.
April 3, 2009

Economics
1) If C = 1000 + 7/8[GDP-1000], I = 700 and G = 1000 and the economy is currently in equilibrium at 400 below full employment GDP, the correct fiscal policy would be to increase G by? 2) If C = 500 + 3/4[GDP- 100], I = 300, G = 400, Xn =- 10 and full employment GDP is 210 less...
April 3, 2009

algebra
Can anyone answer these? 3/12 + 3/4x 4/(x + 3) * 3x/8 4x/15 ÷ 12x/3 13/(4x) * 16/39 (3/2)x + (5/2) 9/(4xa) - 3/4
January 20, 2009

Literature (short story)
thanks for the help
April 18, 2008

government
Who are the national, state, and local leaders of the 3 branches of government?
February 26, 2008

solving Equations
Solve x square pluse 5x subtracting by 6 equals zero? X^2 + 5x - 6 = 0 Solve by factoring. 3 and 2 will do it. heres the right answer.... (x-1)(x+6)=0 x=1 x=-6 Let's see if that is the right answer. The first number is the product of the first two numbers; x*x = x^2. That ...
October 17, 2006

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