Tuesday
August 30, 2016

Posts by Leslie

Total # Posts: 695

Physics
An umbrella with a diameter of 1 m turns 22 rev every 44 seconds. If it's 1.5 m from the ground, calculate the time it takes for a drop to reach the ground and the distance away from the umbrella a person should stand so as to not get wet. For this problem I made a = (0, -...
November 9, 2012

Physics
I don't know if you'll ever see this but thank you for taking the time to answer all 3 of my questions! I can't tell you enough how much it's helping me
November 9, 2012

Physics
CIRCULAR MOTION A car takes a curve with 300m radius at a velocity of 60 m/s. a) Determine the change in velocity (module and direction) when it travels an arc of 60 degrees b)Compare the magnitude of the instantaneous acceleration of the car with a magnitude of the average ...
November 9, 2012

Physics
In a Bohr of a Hydrogen atom, an electron moves in a circle with a radius of 5.10(^-9) cm around a nucleus charged positive due to electrostatic force. What is the intensity of the force so that the electron has a velocity of 2.3 x 10(^8) cm/s? The mass of the electron is 9x10...
November 9, 2012

Geometry
Distributive Property: -3(5x - 2) -3 (5x) (-2) -15x + 6 = x - 9 Is this correct???
November 8, 2012

Physics Projectile Motion
What angle (from earth) should one shoot a projectile so that it reaches it's maximum?
November 8, 2012

Physics
A particle moves with the acceleration a=2e(^-t)i+5cos(t)j In the instant when t=0 the particle is at the point r=i-3j with the velocity v=4i-3j. Calculate the velocity and position of the particle at any instant. I tried doing the problem and ended up just rearranging the ...
November 8, 2012

Geometry
When a point is on a segment and it is equidistant from endpoints of the segment, what is it?
November 7, 2012

math
please help me on this riddle : im a 2 digit whole number between 30 and 80 . my tens digit is one more than my ones digit. im a prime number.what number am i ?
October 29, 2012

College chemistry
When your body metabolizes amino acids, one of the final end products is urea, a water so liable compound that is removed from the body as urine. Why is urea soluble in water, when hexamide, a related compound is not?
October 22, 2012

College chemistry
When your body metabolizes amino acids, one of the final end products is urea, a water so liable compound that is removed from the body as urine. Why is urea soluble in water, when hexamide, a related compound is not?
October 22, 2012

College Chemistry
When your body metabolizes amino acids, one of the final end products is urea, a water so liable compound that is removed from the body as urine. Why is urea soluble in water, when hexamide, a related compound is not?
October 21, 2012

Physics
Which direction (Eastwards or Westwards) in the sky would the Sun appear to move as seen by a stationary observer on the surface of the hypothetical planet that has a sidereal rotation (on its axis) period of 120 days, and a revolution (around the Sun) period of 40 days, where...
October 12, 2012

Writing
I need help coming up with a thesis statement about how the most important transformation/change during the progressive era was the creation of institutions by activists.
October 8, 2012

physics
A small fish is dropped by a pelican that is rising steadily at 0.69 m/s. How far below the pelican is the fish after 2.4 s?
October 5, 2012

physics
if I drop a camera 40m high,how long before it hits the floor? G= 9.81
September 26, 2012

Business
Assume that you own a sandwich shop. In looking over last year's income statement you see that the annual sales were $250,000 with a gross margin of 50 percent, or $125,000. The fixed operating expenses were $50,000: the variable operating expenses were 20 percent of sales...
September 1, 2012

algebra 1
3(5y-5x)=45
August 14, 2012

Chemistry
I am doing a lab report involving limiting reactants and percent compostition. The reactans are calcium chloride dihydrate and potassium oxalate monohydrate, which yeilds calcium oxalate monohydrate. My question is which product should i choose as my varied amount when doing ...
July 13, 2012

chemistry
In the macy's thanksgivingday parade, 2000, there was a new float, the cheerios'bee, buzbee. the jar of honey it was holding contained 36,763L of helium. the honey jar was 1/10 of the body size. What is the volume of the entire float?
June 28, 2012

History
How did containment and U.S. preoccupation with communists lead to the use of military force in Vietnam? Analyze the conditions and constraints that made Vietnam a “quagmire” for American forces and policies.
June 4, 2012

History
Which of Roosevelt’s early New Deal programs illustrate his willingness to experiment with bold, innovative ideas? Which of his actions show his hesitation and attachment to conventional values?
June 4, 2012

Math
12+(-20) -12+20 15-(-11) -32+(-11)
May 28, 2012

Math
10+(-5)=
May 15, 2012

Math
10 +(-5)=P
May 15, 2012

Math
-8-5
May 14, 2012

algebra
blank 25 -3-5
May 6, 2012

Math
8 1/3 * 12
April 24, 2012

Math
A total of 80 students were asked which flavor of gum they liked the best If 4 out of every 5 students chose cinnamon how many students said they lie cinnamon best
April 24, 2012

Math
14/25 as a fraction decimal percent
April 24, 2012

Math
In13/20 of its games, the tigers scored 6 or more runs. In what percent of its games did the tigers score 6 or more runs? A. 65%. C. 60% B. 62.5%. D. 55% Can some one explain
April 14, 2012

Math
A comet passed by earth in the year 1835 It passes by every 60 years Based on this information in which of the following years can be the comet be expected to Pass by earth A : 2035 B: 2060 C: 2075 D: 2080
April 7, 2012

Math
On the first day 60% of the 300 tickets were sold HOw many tickets were sold the first day That's part A
April 1, 2012

Math
Of 300 tickets were sOld to sixth grade students What percent of total number tickets were sold to sixth grade students
April 1, 2012

Math
Susan saves 7/8 of every dollar she earns round to the nearest cent How much mOney does Susan save from every dollar she earns
April 1, 2012

Math
I know but I can't find it
April 1, 2012

Math
Wallace made 14 1/2 cups of soup He used 2/3 in each cup of soup How much water did Wallace put in the soup
April 1, 2012

Math
Wallace made 14 1/2 cups of soup He used 2/3 cup of water in each cup of soup How much water did Wallace put in the soup
March 31, 2012

Math
Of the 300 tickets 240 were sold to sixth grade studentss What percent of the total number of tickets sold were sold sixth grade students
March 31, 2012

math
No you can't
March 29, 2012

physics
if I know that a astronaut weighs 860n on a unknown planet how do i determine the gravity?
March 17, 2012

English
Please help me begin a story with these words. 1.exemplary-- (adj) outstanding, an example to others 2.extenuating-- (adj) excusing, lessening the seriousness of guilt or crime, e.g., of mitigating factors 3.florid-- (adj) red-colored, flushed; gaudy, ornate 4.fortuitous-- (...
March 12, 2012

Math
Solve each equation for 0≤x<2π 1. (cosX)(cosX+1)=0 2. 2sin^2(X)-3sinX=2
March 6, 2012

Math
Square root.
March 5, 2012

Math
SIMPLIFY 1.(3+√2)/√2 2. 4/(1+√3) 3.(3+√5)(1-2√5) 4.(3+√8)/((2√3)-4)
March 5, 2012

Math
OMG thank you so much!
March 1, 2012

Math
SIMPLIFY 1. ((x/4)-(1/x)) / ((1/2x)+(1/4)) VERIFY 1. secXsin2X = (2-2cos^2X)/sinX
March 1, 2012

Math
How?
February 19, 2012

Math
55/3 as fractions
February 19, 2012

Math
What is the value of the expression below when _= 6? 2+_/3
February 19, 2012

Math
Henrey had a piece of a rope that was 22 1/2 inches long. Henry cut the rope into two pieces so that one piece was 8 1/4 inches long. What was the length of the other piece of rope
February 19, 2012

Math
Judith has a total of 8 fish in her aquarium. Exactly 6 of the fish are guppies. What percent of the fish in the aquarium are guppies.
February 19, 2012

chemistry
Ethyne, C2H2, combusts explosively to produce carbon dioxide and water. How many moles of ethyne area required to yield 4.98 moles of water?
February 16, 2012

SOC313: Social Implications of Medical Issues
Well what are they talking about with either for or against managed care does that mean between like a HMO or PPO is that what it means.
February 15, 2012

SOC313: Social Implications of Medical Issues
Assume a position either for or against managed care. Find two articles supporting your position as it relates to the client population in this course. The post will contain: • A statement identifying a support of or opposed to position • Support of the position ...
February 15, 2012

Math
Write the equation of the circle with a center at (2,-2) and point (6,1)
February 6, 2012

Physics
If youre in a room and the width is 8m length is 14m height is 2.5m how much air is in the room in kg? -Thanks! Your help is appreciated!
February 6, 2012

Math
What is the solution set of 4^(x^(2)-4x)=2^(-6)
February 4, 2012

please check
1. Which of the following statements regarding stress and hair loss is NOT true? a. The best treatments for stress induced hair loss are to improve sleep quality, manage stress, and have a healthy dietary intake. b. Stress may cause hair to fall out as a result of destroyed ...
January 25, 2012

health
sorry i can add my answers a
January 25, 2012

health
A spiritually healthy person would a. feel as if they were part of a larger purpose. b. be self-centered. c. believe that they have no control over their lives. d. be materialistic.
January 25, 2012

health
thanks
January 25, 2012

health
b. Schizophrenia is a biological disease of the brain.
January 25, 2012

health
Which of the following statements about schizophrenia is true? a. Schizophrenia can be cured. b. Schizophrenia is a biological disease of the brain. c. Schizophrenia is caused by an environmental factor. d. Symptoms most commonly appear in early childhood.
January 25, 2012

health
thanks
January 25, 2012

health
c. They value human diversity.
January 25, 2012

health
Which of the following is true of psychosocially healthy people? a. They are uncomfortable when put in new social situations. b. They frequently experience guilt. c. They value human diversity. d. They avoid new experiences.
January 25, 2012

health
b. workplace losses due to anxiety disorders have increased.
January 25, 2012

health
a. anxiety disorders only affect adults over the age of 50. b. workplace losses due to anxiety disorders have increased. c. medical costs associated with anxiety disorders have decreased. d. they are the second most common mental health problem in the U.S.
January 25, 2012

math
7/9 divided by 1/9=
January 24, 2012

History
How did the truman policy come about?
January 22, 2012

math
what is thee base area of a 56 and 2 cubic cm and 6 nches in height
January 19, 2012

Math
Write 84 as a product of a prime number
December 30, 2011

Math
Jakie wants to plant 2 1/2 rows in her garden .she needs 3 1/4 ounces of seed for each row . How many total ounces of seeds should Jakie buy
December 30, 2011

Math
Jakie wants to plant 2 1/2 rows in her garden .she needs 3 1/4 ounces of seed for each row . How many total ounces of seeds should Jakie buy
December 30, 2011

Math
Jakie wants to plant 2 1/2 rows in her garden .she needs 3 1/4 ounces of seed for each row . How many total ounces of seeds should Jakie buy
December 30, 2011

Math
Jakie wants to plant 2 1/2 rows in her garden .she needs 3 1/4 ounces of seed for each row . How many total ounces of seeds should Jakie buy
December 30, 2011

5th grade math
Thank you i was off the one thousand my mom said it was one hundred she was RIGHT like always
December 12, 2011

5th grade math
ok this is what i got i could be off on a place value and im having doubts. Seven Trillion, Six Hundred fifty fouor Billion, Three Hundred twenty one million, one thousand fifty eight, nine hundred six
December 12, 2011

5th grade math
7,654,321,158,906 written in word form is what?
December 12, 2011

math
thank you soooo much
December 11, 2011

math
ther are 250 trees in the park .25 of the trees were pine trees . what percentage of the trees wre pine trees
December 11, 2011

math
i combine 500ml of vineger and 4.2 liters of soy sauce for a sweet and salty meat dish for dinner how may ml of liguid did i combine
December 11, 2011

physics
how much work can a 500 W electric mixer do in 2.50 min?
December 7, 2011

Math
There were 204 people in a tv audience 106 of them brought digital cameras estimate the percent of people that brought digital cameras. A) 40% B) 50% C) 60% D) 100% Can someone explain the steps
November 27, 2011

Math
Convert 1800ml into liters
November 24, 2011

chemistry
Iron reacts with superheated steam(H2O) to form hydrogen gas and the oxide Fe2O3. (write) Balance this chemical reaction. And if 10grams of Iron react with excess steam, how many grams of Fe2O3 are produced? How many grams of H gas? How many grams of H2O consumed???
November 3, 2011

Math
What is 100% of 86.5? Can someone explain how to find the answer.
October 30, 2011

MATH
how to do input output tabol
October 28, 2011

Math
Betty made 3/4 of the baskets she attempted in a basketball game. Which other ratio is equivalent to the number of baskets Betty made? A) 6/12 B) 9/12 C) 12/20 D) 18/20 Can someone explain please.
October 23, 2011

Math
That's what I thought but wasn't sure. Thank you.
October 20, 2011

Math
Why would it be 1000
October 20, 2011

Math
How do I convert a decimal to a fraction. .350 My answer: 350/100
October 20, 2011

Math
Thanks
October 19, 2011

Math
Express 12% as a fraction in simplest form. My answer: 3/25
October 19, 2011

Math
I want to know if I have this right. Express 12% as a fraction, with 100 as the denominator. 12/100 this is my answer
October 19, 2011

Math
Thank you so much
October 19, 2011

Math
19.00/20=.95 100*.95=95% Is this the right way?
October 19, 2011

Math
How to convert 19/20 into percent
October 19, 2011

Math
Henry took a math test and answered 22 out of 25 correctly. What is his score as a fraction, as a decimal and as a percent. Can anyone explain please
October 18, 2011

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