Tuesday
September 16, 2014

Posts by pop


Total # Posts: 28

math
i no
May 30, 2013

math
Shawn bought a home for $100,000. He put 20% down and obtained a mortgage for 30 years at 5½%. What is the total interest cost of the loan?
March 28, 2013

math
The pie chart shown in Figure A-6 illustrates the favorite foods of a selected group of fiveyear- old children. A total of 5,280 children were polled in order to construct this chart. According to the information provided in the chart, how many children chose pizza
March 28, 2013

Math
Perform the indicated operation and simplify? (4x)/(x-2)+(8)/(x+2)
March 26, 2012

Math
Perform the indicated operation and simplify? (4x)/(x-2)+(8)/(x+2)
March 26, 2012

Math
How much meters are in 7 1/2centimeters
December 9, 2011

phy
When you push a 1.82-{\rm kg} book resting on a tabletop, it takes 2.21 N to start the book sliding. Once it is sliding, however, it takes only 1.52 N to keep the book moving with constant speed. 1-What is the coefficient of static friction between the book and the tabletop? 2...
July 18, 2011

phy
A child goes down a playground slide with an acceleration of 1.36 m/s^2. 1-Find the coefficient of kinetic friction between the child and the slide if the slide is inclined at an angle of 28.0 deg below the horizontal.
July 18, 2011

phy
A major-league catcher gloves a 92 mi/h pitch and brings it to rest in 0.15 m. 1-If the force exerted by the catcher is 803 N, what is the mass of the ball?
July 17, 2011

phy
silver ball= 50g water= 350 g water= 0 celcius equilibrium temperature= 10 celcius specefic heat capacity of platinum= 230 what is the temperature of furnace?
July 14, 2011

chem
methyl salicylate has a mass percent composition of 63.2% C, 31.6% O, and 5.26% H.The mass of one molecule of the compound is 2.53 x 10^-22.Determine the empirical formula and the molecular formula for methyl salicylate.
July 12, 2011

bio
would these substances pass easily through the pores of dialysis tubing? and EXPLAIN why. 1-glucose 2-na^+ 3-insulin 4-estrogen 5-hydrogen ion
July 9, 2011

phy
Snowballs are thrown with a speed of 11 m/s from a roof 6.0 m above the ground. Snowball A is thrown straight downward; snowball B is thrown in a direction 20^\circ above the horizontal. 1-Find the direction of motion of the two snowballs just before they land.
July 9, 2011

phy
An archer shoots an arrow horizontally at a target 14 m away. The arrow is aimed directly at the center of the target, but it hits 52 cm lower. 1-What was the initial speed of the arrow? ** is this the formula for finding t : y=h-1/2(gt^2)= 00.52-1/2(9.8t^2) t=0.3258 s initial...
July 6, 2011

books
Does The Road by Cormac McCarthy have the philosophy of Dystopianism in it? Dystopian is also the belief that future technology will bring the downfall of mankind.... right? Thanks in advance from Carolina
February 15, 2011

Math
If a sphere has radius 5 m. what is the volume of the sphere?
January 17, 2011

physics
A light string has its ends tied to two walls separated by a distance equal to five-eighths the length of the string. A 53 kg mass is suspended from the center of the string, applying a tension in the string. What is the tension in the two strings of length L/2 tied to the ...
April 5, 2010

physics
A light string has its ends tied to two walls separated by a distance equal to five-eighths the length of the string. A 53 kg mass is suspended from the center of the string, applying a tension in the string. What is the tension in the two strings of length L/2 tied to the ...
April 5, 2010

calculus
Compute lim t→2(5t − 2 + (t^2/t − 1)).
February 8, 2010

stoichiometry
10 g Cl2 / 71 g/mol /1 (balanced equation) = 0.141 Still the limiting reactant\ MgCl2 is still 13.4 Sorry!
September 11, 2009

stoichiometry
Mg + Cl2 -> MgCl2 5.00 g Mg / 24 g/mol / 1 (from balanced equation) = 0.21 10.0 g Cl2 / 71 g/mol / 2 (from balanced equation) = 0.070 Smallest number is limiting reactant = Cl2 Yield = 10.0 g Cl2 / 71g/mol X 1 mol MgCl2/1 mol Cl2 X 95 g MgCl2/mol = 13.4 g
September 11, 2009

Chemistry II
(NH4)3PO4 has 3 NH4 ions and 1 PO4 ions. Add them together to get i = 4
September 9, 2009

history
when was self government establish
January 4, 2008

writting skills
2. In the metaphor of language as a layer cake given in your study unit, which of the following words could be considered to be a frosting word? A. Frequently B. Occasionally C. Honestly D. Prescient
October 25, 2007

science
m
April 23, 2007

science
When was the idea of the atom first introduced? wasnt it around 450 B.C.. Some claim Demotricus introduced it, as the "atomos", but I am not certain on reading his works he understood it as the thing we know as the atom. The best dating we can do is that Leucippus in...
March 31, 2007

science
When was the idea of the atom first introduced? http://en.wikipedia.org/wiki/Atom#History_of_atomic_theory_and_discovery_of_atomic_structure Interesting...I never knew that until I read it.
March 31, 2007

unit rate
112/8=14
November 28, 2006

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