Sunday
December 11, 2016

# Posts by Kurt

Total # Posts: 31

Science
How much heat is released when 75.0 g of steam at 100.0 c is cooled to ice at -15.0c? I'm using 6.01 kl/mol for fusion of water, 75.4 j/mol-c for heat capacity of water and 36.4 j/mol- c for molar heat capacity of ice.
October 24, 2016

Science
How much heat is released when 75.0 g of steam at 100.0C is cooled to ice at -15.0C?
October 12, 2016

computer science
Acarrentalcompanyusesthefollowingtabletohelpcomputerentalfees. TABLE 9.3 Car Type Chevrolet Corvette Pontiac Buick Oldsmobile Cadillac Rate per Day 50.00 85.00 53.00 60.00 60.00 70.00 Rate per Mile 0.27 0.45 0.32 0.32 0.35 0.40 Write a program to calculate car rental fees ...
September 28, 2016

computer science
Acarrentalcompanyusesthefollowingtabletohelpcomputerentalfees. TABLE 9.3 Car Type Chevrolet Corvette Pontiac Buick Oldsmobile Cadillac Rate per Day 50.00 85.00 53.00 60.00 60.00 70.00 Rate per Mile 0.27 0.45 0.32 0.32 0.35 0.40 Write a program to calculate car rental fees ...
September 28, 2016

chem
the density of water is 1.00 g/mL. if your swimming pool holds 208,000 gallons of water, what is the weight of water in a filled swimming pool on tons?
September 7, 2016

August 24, 2016

Chemistry
The following data are for a liquid chromatographic column: Length of packing (L) 24.7 cm Flow rate 0.313 mL/min VM 1.37 mL VS 0.164 mL A chromatogram of a mixture of species A, B, C and D provided the following data Retention time Nonretained 3.1 - A = 5.4 B = 13.3 C = 14.1 D...
January 21, 2015

Chemistry
UPDATE sorry the top section with the data didn't come out properly heres the data again. Retention time Nonretained 3.1 - A = 5.4 B = 13.3 C = 14.1 D = 21.6 Width of peak A = 0.41 B= 1.07 C= 1.16 D= 1.72
January 19, 2015

Chemistry
The following data are for a liquid chromatographic column: Length of packing (L) 24.7 cm Flow rate 0.313 mL/min VM 1.37 mL VS 0.164 mL A chromatogram of a mixture of species A, B, C and D provided the following data Retention time | Width of Base Nonretained 3.1 - A 5.4 0.41 ...
January 19, 2015

Chemistry
A 0.200 g sample containing Cu is dissolved, and a diethyldithiocarbamate coloured complex is formed. The solution is then diluted to 50.0 mL and the absorbance measured as 0.260. A 0.500 g sample containing 0.240% Cu is treated in the same manner, and the resulting solution ...
January 19, 2015

Problem Solving: Draw Picture
Maggie is planting bushes every 1.5 feet along the side of a fence. The fence is 22.5 feet long. Explain how Maggie can draw a picture to show where each bush is planted.
November 25, 2014

physics
A 90 kg fisherman at one end of a 3 m long 150 kg rowboat walks to the other end. To someone standing on the shore, what distance does the rowboat move relative to its initial position
November 3, 2013

Civics
October 19, 2013

Engineering Physics
An ideal gas at 12.1 °C and a pressure of 2.38 x 105 Pa occupies a volume of 2.88 m3. (a) How many moles of gas are present? (b) If the volume is raised to 4.70 m3 and the temperature raised to 28.3 °C, what will be the pressure of the gas?
May 22, 2013

Chemistry
3.41e-8
May 7, 2012

math
Calculate the future value of an annuity of \$200 per month for 4 years at 12% interest compounded monthly
April 1, 2012

AB
-.000000000004
February 3, 2012

chemistry
Common we need an example, its complexed. It doesnt change from 12 -6 it goes from 6-3 and carbon goes from 3-4. If the half reactions have to = the entire reaction then how is broken down. This is why students get irritated with smart ass posts like this. They know you wont ...
May 2, 2011

A man standing on a frictionless ice throws a boomerang which returns to him. Asuuming that the boomerang can only move in a a circular path, choose the correct statement: A)Since the momentum of the man-boomerang system is conserved, the man will ocme to rest holding the ...
April 1, 2011

A man standing on a frictionless ice throws a boomerang which returns to him. Asuuming that the boomerang can only move in a a circular path, choose the correct statement: A)Since the momentum of the man-boomerang system is conserved, the man will ocme to rest holding the ...
March 31, 2011

math
Two contestants on the show The Biggest Loser start out weighing the same. At the end of year one, contestant A had lost 10% of his weight while contestant B gained 10% of his starting weight. At the end fo year two, contestant A had gained back 10% of his end-of-year-one ...
January 11, 2011

math
i don't understand stem and leaf plots
October 18, 2010

Humanities
Sung dialogue in which the singer has accompaniment in the form of light chording is called?
May 12, 2010

hum 103
How does Sonata (complete work differ from Sonata form, how are they related. Any help please
May 6, 2010

college
. S-35 (t1/2 = 87.4 d) is used in cancer research. The biological half-life in the human body is 90 days. What is the effective half-life of S-35?
May 3, 2010

non-constant dividends
i figured it out... you have to ^1, ^2, ^3^4^5 for each of the years o the rate of return for each one! thanks
June 28, 2009

non-constant dividends
Ms. Sue, I put in the answer and it says it is wrong. I looked over your work and it looks right... im wondering if maybe multiply instead of divide or something, im trying different ways to alter the answer. thanks for the help.
June 28, 2009

non-constant dividends
I have no idea where to begin with this one ! Nonconstant Dividends Hetfield and Ulrich, Inc., has an odd dividend policy. The company has just paid a dividend of \$12 per share and has announced that it will increase the dividend by \$7 per share for each of the next 5 years, ...
June 28, 2009

Essential Mathematics
Factor everything thus: 2*11*5*13*2*3*3 -------------- = 2*2 = 4 3*5*3*11*13 QED.
May 16, 2009

algebra
C leaves home going 40 km/h. when c is 9 km from home, d starts after c from the same place, going 58 km/h. how long does it take d to catch up to c?
February 19, 2009

economics
IF I have a perfectly elastic supply (horizontal), and the unit price of cigarettes goes up by increasing cigarette tax from 8 cents to \$1.50, I know the quantity demanded goes down, but what happens in the long term (specifically in regards to tax revenues of the city?)
April 13, 2008

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