Friday
October 24, 2014

Posts by judith


Total # Posts: 38

Chemistry
Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.240 M HClO(aq) with 0.240 M KOH(aq). The ionization constant for HClO can be found here.
March 3, 2014

physics
A spacecraft is in circular Earth orbit at 5400km altitude. By how much will its altitude decrease if it moves to a new circular orbit where its orbital speed is 20% higher?
November 10, 2013

PHYSICS
At what height above Earth's surface is the gravitational acceleration reduced from its sea-level value by 0.40%?
November 10, 2013

PHYSICS
What's the total mechanical energy of a 300kg satellite in circular orbit 1400km above Earth's surface?
November 10, 2013

PHYSICS
A 970kg car is at the top of a 38m -long, 2.5 ∘ incline. Its parking brake fails and it starts rolling down the hill. Halfway down, it strikes and sticks to a 1280kg parked car. Ignoring friction, what's the speed of the joined cars at the bottom of the incline? What...
October 15, 2013

Life Orientation
What unethical behaviour is taking place?
March 7, 2013

programming (C#)
this program calculates and display the distance a vehicle has traveled after each hour of journey. Make sure to use a for loop and have input validation.
March 2, 2013

Chemistry
A lightyear is a unit of length equal to the distance that light travels in 1 year. What is 1 lightyear expressed in units of meters? The speed of light is 3.00 × 108 m/s.
January 18, 2012

Chemistry
A 0.217-kg sample of methylene chloride has a density of 1.326 g/cm3. Calculate its volume.
January 18, 2012

college algebra 2
Use the equation W = -0.0014x2 - 0.076x + 50 to find W for each x-value in the table. Use this equation to estimate the number of worms on 60 and on day 180. Which answer is the most accurate?
December 11, 2011

college algebra 2
Use the equation W = -0.0014x2 - 0.076x + 50 to find W for each x-value in the table. Use this equation to estimate the number of worms on 60 and on day 180. Which answer is the most accurate?
December 11, 2011

physics
If a rope is 24cm long and a stone whirled at the end make 13 complete revolution in 4|2 seconds. Find the angular velocity, the linear speed and the covered distance in 8 seconds.
October 12, 2011

Life orientation
Describe the life style disease/behaviour and explain 5(or more) factors that contribute to the disease.
May 12, 2011

Life orientation
Way in which the human or environment problem impact on the community.provide relevant sources to support your claims
May 12, 2011

maths
how long will it take money to triple itself at 9.5% compound interest and 9.5% simple interest respectively?
April 20, 2011

maths
how long will it take a sum of money to tripe itself at (i) 9.5% compound interest and (ii) 9.5% simple interest?
April 19, 2011

medical terminology
The bx of the skin lesion was benign. What does the abbreviation bx stand for? A. Bactroban C. Basal cell carcinoma B. Biopsy D. Burn xeroderma
December 20, 2010

Polynomial
Create a polynomial that describes the perimeter of the outside figure: x + 8, 5, x, x, 2x, x + 8, 34 and inside figure: x + 12.
December 13, 2010

bussiness maths
using the graphical method solve the following linear programing problem maxmise objective function p=3x+y.subject to following constrains 6x+4y<48:3x+6y<42 x>0;y>0
November 17, 2010

science
how much force is excerted by a 25kg rock rolling down a hill at 3 meters per second per second?
October 6, 2010

science
what force is being applied to a meteor with a mass of 500 kg as it travels at a constant velocity of 5000 meters per second?
October 6, 2010

physics
what force is being applied to a meteor with a mass of 500 kg as it travels at a constant velocity of 5000 meters per second?
October 6, 2010

Medical Terminology
53. c 54.a 55.a
September 28, 2010

physics
Consider a map oriented sot hat the x axis runs east-west (with east being "positive" direction) and y runs north-south (with north "positive"). A person drives 35 km to the west, then turns and drives 44 km to the south. Find the x and y components of the ...
September 1, 2010

chemistry
What is the molecular mass of aspirin?
June 12, 2010

math
1) y= 3x + 7 2) y= 4/3x - 2 3) y= x + 1/2
June 12, 2010

PHYSICAL CHEMISTRY
explain why R is ACONSTANT IN THE IDEAL GAS EQUATION
June 11, 2010

world geography
i have no idea
March 10, 2010

math
solve. 3/x - 1/3 = 1/6
January 24, 2010

Psy 300
make recommendations and ground rules that will accommodate the auditory sensation, perception, and attention learning during your learning team meetings
November 25, 2009

Psy 300
make recommendations and ground rules that will accommodate the auditory sensation, perception and ascension learnings during your learning team meetings
November 25, 2009

Psy 300
make repudiation and ground rules that will come a day to arbitrary and station, perceptive, and attention to learning during your learning team meeting
November 25, 2009

World Bank
Where could I find information on the negative effects of the World Bank? I tried to search google and google scholar but I was not successful....
May 5, 2009

Need help in clarifying this sentence.
What are the key epistemological issues raised by Eugen Weber as he reflects on the nature of historical scholarship? I am having a hard time understanding what the above question is asking me... DO you mind clarifying the above question for me? Thanks alot...
May 3, 2009

Can you help me fix some words in the sentence..?
The language in the poem is fresh and classy. These words came to my mind as I wrote but I am not a fan of the words "fresh" and "classy"... what words could I replace these words with...
April 27, 2009

Poetry
Can you tell me one word that would sum up or define the following phrase...."flows easily" ....in relation to poetry....
April 24, 2009

Science
a. float b. remain suspended c. sink d. remain suspended
September 1, 2007

Science
A battery operated flashlight is turned on. What energy transformations take place and how does the amount of energy in the batteries compare to the total amount of light given? Hopefully the following sites will help you understand the principles of flashlights: http://www....
May 30, 2007

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