Monday
May 25, 2015

Posts by Tyler


Total # Posts: 716

science - controlled experiment
difference between controlled and indepndent variable
December 13, 2006

Pigskin Geography
do any of ou have the answers for 2007 pigsin
December 9, 2006

chemistry
The freezing point of a 0.010 m aqueous solution of a nonvolatile solute is ?0.072°C. What would you expect the normal boiling point of this same solution to be? have no clue, thanks for the thelp Freezing point depression= N*kf* molality you have freezing point depression...
December 5, 2006

physics
Identical forces act for the same length of time on two different masses. The change in momentum of the smaller mass is A) smaller than the change in momentum of the larger mass, but not zero. B) larger than the change in momentum of the larger mass. C) zero. D) equal to the ...
December 2, 2006

physics
A constant force is applied to an object that causes a certain displacement. If the angle between the between the force and the displacement is 146 deg, then the work done by this force is A) zero B) not enough information given C) positive D) negative not sure how this is ...
December 2, 2006

chemistry
The density of acetone vapor in equilibrium with liquid acetone, (CH3)2CO, at 33.1°C is 0.832 g L?1. What is the vapor pressure of acetone at 33.1°C, expressed in kilopascals? agian i am confused with formulae, hoe you can helpm thanks! change 0.832 g to mols. Use PV...
November 29, 2006

chemistry
The enthalpy of vaporization of benzene, C6H6(l), is 33.9 kJ mol?1 at 298 K. How many liters of C6H6(g), measured at 298 K and 88.7 mmHg, are formed when 1.90 kJ of heat is absorbed by C6H6(l) at a constant temperature of 298 K? not sure what formulae to use, thanks! M = Q/([...
November 29, 2006

Calculus
Find the radius, volume, and hieght of the right- circlar cylindar that can be inscribed in a right- circular cone with a radius of 6 inches and a hieght of 10 inches. There are an infinite number of solutions to this. Did you mean the right cylinder with the max volume? Or ...
November 28, 2006

phys
When a car is weighed, it is allowed to move over a scale which records a reading as the front wheels go over the scale, and a second reading when the rear wheels go over the scale. The weight of the car is equal to A) the weight under the front wheels. B) the weight under the...
November 21, 2006

homework
red orange and blue
November 13, 2006

Math
How many feet in a yard? 3 feet in a yard Most yards deserve to include two dogs and therefore all yards should have 8 feet in them. lol!
October 30, 2006

physical science
how many electrons does each group lose or gain? In the main group, the common valence is the same as the group number.
October 17, 2006

Science
the SI UNIT for mass is what kg kg is correct. Here is a good site for SI units. http://physics.nist.gov/cuu/Units/units.html
October 11, 2006

Lattice method/math
30=X+33
September 19, 2006

PLTW
"what is design Data in engineering" It could be many things: tensile strenght of a particular material, compressive strenth, melting point. Or it could be the desired roof loading in lbs/ft^2 Many things are design data.
August 30, 2006

math
how to subtract numbers with decimals Line up the decimal points and proceed the same way as you would when subtracting whole numbers. Example: 56.78 12.34 ____ 44.44 It works the same when adding decimalized numbers. example: 92.4 -6.41 _____ 1) When adding or subtracting ...
August 30, 2005

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