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December 20, 2014

Posts by AMANDA


Total # Posts: 2,142

child care
be able to acquire most of your equipment from free and inexpensive sources
June 8, 2012

Physics
A sheet of siding has a centrally-located doorway of width 2.0 m and height 6.0 m cut out of it. The sheet, with the doorway hole, has a mass of 264 kg. (a) What is the x coordinate of the center of mass? (b) What is the y coordinate of the center of mass? Assume the lower ...
June 3, 2012

Busniess English - Negative and Persuasive Message
Which sentence presents an alternative in appropriate way? a. "The 11 a.m. flight is completely sold out, so I booked you on the 2 p.m. flight. Hopefully that will work for you." b. "We are out of the red units, so we went ahead and shipped you 12 green ones ...
May 31, 2012

business english -
Thank you so MUCH!
May 31, 2012

business english -
Indicate the alternative that both correctly evaluates the following sentence and correctly explains the reason for the evaluation. "As soon as you provide your date of birth on Line 2, your application for a flexible spending account will be processed." a. Good ...
May 31, 2012

Business English - WRiting to build goodwill
C. Main idea(s), background information, negative elements, benefits, goodwill ending.
May 31, 2012

Business English - WRiting to build goodwill
4. A 11. C 19. B
May 31, 2012

Business English - WRiting to build goodwill
Can someone double check my answers? 1. Which way of askin for action carries the highest level of politeness? A. a polite order B. an indirect request c. a question d. an order answer is: c. a question 2. Which of the following statements most effectively applies you-attitude...
May 31, 2012

Business English
I thought I updated this, however I entered my answers that I stated above for my grade. I got 17 out of 20 correct, the wrong answers were: 4. It should of been C. 11. Should of been D. 12. Should of been B.
May 30, 2012

Business English "Designing the page and ect"
Please double check my answers for me. 1. The appearance of a document can do all of the following except: A. establish rapport with the audience. B. guide your readers' attention C. substititue the written text in the document. D. Build goodwill. answer: C. Substitute teh...
May 30, 2012

business english
I had originally answered D however the exam stated that was wrong, Im trying to retake it and I am still coming back to D but I dont want to get the answer wrong again.
May 30, 2012

business english
User: Which of the following is NOT an example of parallel structure? A. "Yoga can help you develop flexibility, reduce stress, and increase relaxation." B. "Learn how to analyze business audiences, improve your style, and edit thoroughly." C. "You are...
May 30, 2012

biology i need help urgent
what characteristic distinguishes arthropods from other invertebrates? a. the colem b.the endoskeleton c.jointed appendages d.bilateral symetry
May 30, 2012

biology
what is a notochord, and what is the notochord surrounded by
May 30, 2012

Busniess English
Select the correct punctuation to place on the line. Gusty winds damaged several power lines__ therefore, no one in our town has electricity. A. : B. ; C. - D. .
May 30, 2012

chemistry
mass of crucible- 18.50g mass of crucible+hydrate- 19.50g mass of crucible+anhydrous salt 1st heating- 19.10g mass of crucible+anhydrous salt 2nd heating- 19.10g Questions: 1. calculate mass of water lost from your sample 2. calculate % of water in sample CuSO4*5H2O 3. ...
May 29, 2012

Management
Which of the following statements about Maslow's needs hierarchy is correct? A. Esteem needs must be satisfied before one strives to fulfill social needs. B. Self-actualization is a growth need. C. safety needs are more basic than physiological needs. D. Social needs are ...
May 29, 2012

finance
A corporation has a total of $500 million and 100 million shares outstanding. It's ROE is 15%. Calculate the EPS. I know the EPS= ROE x Book value per share How do I find the book value
May 24, 2012

Chemistry
You want to prepare a pH=4.50 buffer using sodium acetate and glacial acetic acid. You have on hand 300 mL of 0.100 M sodium acetate. How many grams of glacial (water free) acetic acid should you add to prepare the buffer? (Ka of acetic acid is 1.8e-5 at: 25 degrees Celsius)
May 24, 2012

Chemistry
You want to prepare a pH=4.50 using sodium acetate and glacial acetic acid. You have n hand 300 mL of 0.100 M sodium acetate. How many grams of glacial acetic acid should you add to prepare the buffer? (Ka of acetic acid is 1.8e-5 at: 25 degrees Celsius)
May 24, 2012

math
i the conveyor belt takes 54 seconds to move gravel from the bottom of the conveyor belt to the tope at a rate of 3 feet per second, how high does the conveyor belt lift the gravel?
May 23, 2012

geometry
in the diagram below of triangle TEM, medians line TB, line EC and line MA intersect at D, and TB = 9. Find the length of TD.
May 15, 2012

geometry
in the diagram below of triangle TEM, medians line TB, line EC and line MA intersect at D, and TB = 9. Find the length of TD.
May 15, 2012

business english
Select the correct punctuation to place on the line. I found an inspiring bumper sticker with a quote from Mahatma Gandhi_"Whatever you do will insignificant, but is very important that you do it." a. : b. ; c. - d. .
May 14, 2012

physics
a bus engine can operate at very high temperatures . if one of the cylinders has a volume of 1 litre and is initially at 25°C and atmospheric pressure , what is the temperature when the gas in the cylinder is reduced to a volume of 100cubic centrimeters and pressure of ...
May 13, 2012

Chemistry
What is the pressure of a sample of Chlorine gas if the gas sample contains 0.25 moles of Chlorine and has a volume of 150 L with a temperature of 25 K?
May 13, 2012

Chemistry
what do i plug in for v2 and p2 then?
May 13, 2012

Chemistry
p1v1/t1=p2v2/t2 (5)(100.0)/510=...
May 13, 2012

algebra
-71+square root of 1/142 simplify
May 13, 2012

math
x^2+x+3=0
May 13, 2012

math
30d^2+71d+42=0
May 13, 2012

math
4x-y=7 5x+y=20
May 13, 2012

math
1/5x+y=2 x-10++-5y
May 13, 2012

math
2x^-15y^15/x^20y^-10
May 13, 2012

math
A box with no top is to be constructed from a piece of cardboard whose width measures x cm and whose length measures 6 cm more than its width. The box is to be formed by cutting squares that measure 2 cm on each side from the four corners, and then folding up the sides. If the...
May 12, 2012

math
the printed matter on a 18 by 22 centimeter page of a book must cover 96 square centimeters.If all margins are to be the same width, how wide should they be?
May 12, 2012

math
3x+8 over 5 + 7/5= -7x over 4
May 12, 2012

math
a/5-1/5=-6
May 12, 2012

Physics
how do you know what to plug into the equation?
May 8, 2012

Physics
Two positive charges with the same magnitude are one meter apart. Find the magnitude of the charges if the force between them is one Newton.
May 8, 2012

Amortization of Loans
A car is purchased for $9,192.57 with $1470 down and a loan to be repaid at $200 a month for 2 years followed by a balloon payment. If the interest rate is 6% compounded monthly, how large will the balloon payment be?
May 5, 2012

Probability
From a box containing 7 blue, 5 red, 3 green, and 9 yellow marbles, 2 are drawn one at a time without replacing the first marble before the second marble is drawn. Find the probability that one is blue and one is yellow.
May 2, 2012

Probability
A pair of fair dice is tossed once. Find the probability a sum of 5 or 3 appears.
May 2, 2012

physics
a 1250 kg car, rolling at 40km/h along a flat frictionless surface strikes a horizontal coiled spring and is brought to rest in a distance of 2.5m. Assuming there is no friction, what is the spring constant of the spring?
April 29, 2012

Life orientation
ask your life orientation teacher,for more info
April 28, 2012

Chemistry
When 7 mL of a solution containing 4 M KNO3 is diluted to 23 mL, a dilute solution is formed. What is the NO3- concentration in 15 mL of the dilute solution?
April 22, 2012

pre-calc
simplfy the expression by double angle formula or a half angle formula. cos^2(x/2)-sin^2(x/2) 2sin(x/2)cos(x/2)
April 22, 2012

Per-calc Helppppp
find: tanx=-3 one period and all angles 3csc^2x=4 one period and all angles sin2x+cosx-0 one period
April 19, 2012

Per-calc Helppppp
keep in mind answers should be pi radians or if necessary 3 dec. csc^2-2=0 all angles 4cos^2x-4cosx+1=0 all angles and name 8 angles 7sin^2x-22sinx+3=0 all angles and name 8 angles 2cos^2x-7cosx=-3 all angles sinx(2sinx+1)=0 all angles
April 19, 2012

Pre-Calc Help!!!!!!!!
cos(2tan^-1(15/8))
April 19, 2012

Pre-Calc Help!!!!!!!!
1+sin2x/sin2x=1+1/2(secx)(cscx)
April 19, 2012

Pre-Calc Help!!!!!!!!
Evaluate the expression under the given conditions. sin (A+B); tan A= 12/5, A in quadrant 3, sin B= -3sqrt(10)/10, B in quadrant 4.
April 19, 2012

English
I have an test on these and I do not want to fall the test. Please tell me a ways I can study, online tests etc so that I can pass it. Thank you and I appreciate for your help! They are: They will be fill in the blanks, multiply choices. (1)Petroleum (2) Solar Energy resources...
April 19, 2012

DrBob222
Thank you sooooooooo much!!!!!!
April 18, 2012

Chem-Help Please!!!
a correction needs to be made to the calculations for real gases as compared to ideal gases. apply these corrections and calculate the real pressure expected for 5 mole of nitrogen in a 1.5L container at a temp. of 20C. Note: I tried to find right formula for this but couldnt...
April 18, 2012

statistics
The ages (in years) of 10 infants and the number of hours each slept in a day Age, x: 0.1, 0.2, 0.4, 0.7, 0.6, 0.9, 0.1, 0.2, 0.4, 0.9 Hours slept, y: 14.9, 14.5, 13.9, 14.1, 13.9, 13.7, 14.3, 13.9, 14.0, 14.1 Find the equation of the regression line. Then use the regression ...
April 18, 2012

HISTORY PLEASE HELP!
I had put b on my test and it was incorrect. A friend out e and got it right. Not sure why though sorry.
April 17, 2012

Pre-Calc Help!!!!!!!!
Evaluate the expression under the given conditions. sin2(theta), sin(theta)=1/7(theta) in Q2
April 17, 2012

Pre-Calc Help!!!
Find sin x/2, cos x/2, and tan x/2 from the given information. cos x=− 4/5, 180° < x < 270° sin(x/2= cos(x/2)= tan(x/2)=
April 16, 2012

Pre-Calc Help!!!
Simplify the expression by using a Double-Angle Formula or a Half-Angle Formula. Sqrt(1-cos50/2)
April 16, 2012

child day care
It's A
April 13, 2012

Chemistry!!!!!!
a compound is analysed and found to have the atomic composition of C 54.5454% H 9.0909 % o 36.3636%. at a temp. of 120C and a pressure of 608 mm the density is 2.183 g/L. what is its molecular formula.
April 12, 2012

Chemistry!!!!!!
a correction needs to be made to the calculations for real gases as compared to ideal gases. apply these corrections and calculate the real pressure expected for 5 mole of nitrogen in a 1.5L container at a temp. of 20C.
April 12, 2012

Chemistry :((((
a gas occupies a volume of 5L at a temp. of 20C and a pressure of 1atm. what volume would it occupy at a temp. of 30C and a pressure of 1.1 atm.
April 12, 2012

trig
solve the equation of the domain 0¡Ü¦È¡Ü2¦Ð 3cos^2theta - 5costheta -1 = 3sin^2theta
April 9, 2012

Chemisty Help!!!!!!!!
show how you would obtain (the orbitals used) and the possible types (the orbitals produced) for hybridization of a carbon atom. you must report the shape and the number of orbitals of each type used and produced for each type of hybridization.
April 9, 2012

chemistry
How many mL of 3% aqueous hydrogen peroxide solution can you make out of 100 mL of 35% aqueous hydrogen peroxide?
April 8, 2012

chemistry
How many mL of 3% aqueous hydrogen peroxide solution can you make out of 100 mL of 35% aqueous hydrogen peroxide?
April 8, 2012

Finite Math
In a carnival game, the player selects two coins from a bag containing four silver dollars and twelve slugs. (a) Write down the probability distribution for the winnings. (b) Determine how much the player would have to pay so that he would break even, on the average, over many...
April 5, 2012

Finite Math
An urn contains sixteen red balls and seventeen white balls. A sample of three balls is selected at random and the number of red balls observed. Determine the probability distribution for this experiment: Number of Red Balls/Probability 0...Probability=? 1...Probability=? 2......
April 5, 2012

Statistics
The ages (in years) of 10 infants and the number of hours each slept in a day Age, x: 0.1, 0.2, 0.4, 0.7, 0.6, 0.9, 0.1, 0.2, 0.4, 0.9 Hours slept, y: 14.9, 14.5, 13.9, 14.1, 13.9, 13.7, 14.3, 13.9, 14.0, 14.1 Find the equation of the regression line. Then use the regression ...
April 4, 2012

Chemistry
A calorimeter contains 22.0 mL of water at 14.0 C. When 2.50 g of X (a substance with a molar mass of 66.0 g/mol) is added, it dissolves via the reaction X(s)+H_2O(l)--------> X(aq) and the temperature of the solution increases to 25.5 C. Calculate the enthalpy change, ...
April 2, 2012

Chemistry
According to the following reaction, how much energy is evolved during the reaction of 32.5g B2H6 and 72.5g Cl2? The molar mass of B2H6 is 27.67g/mol. B2H6(g)+6Cl2(g)----->2BCl3(g)+HCl(g) Delta H reaction=-1396
April 2, 2012

Microbiology
Why can Enterotube II System be used to identify only gram-ngative, oxidase negative Enterobacteriaceae?
March 28, 2012

Microbiology
What organic molecule is necessary to detect mixed acid fermentation by bacteria? (IMViC Tests)
March 27, 2012

Physics
You like to swim at a nearby lake. On one side of the lake is a cliff, and the top of the cliff is 36m above the surface of the lake. You dive off the cliff doing somersaults so as to have an angular speed of 6rev/min. How many revolutions do you make before you hit the water...
March 27, 2012

English
Ok so i understand exository but can you please simplify literary for me
March 25, 2012

English
Ok so expository gives you a topic right
March 25, 2012

English
I have starr test in the morning can somebody please explain what the difference between literary and expository writing
March 25, 2012

reading
describ the settings of the text physically and socially and historically. fron the book the red scarf girl
March 25, 2012

Chemistry
How many mL of 5.5 M KOH are needed to prepare 300 mL of 0.2 M KOH?
March 25, 2012

Chemistry
How do you prepare a 0.4 M soultion of copper sulfate in water starting with solid copper sulfate and water?
March 25, 2012

Chemistry
I don't get this at all. A beaker with 105mL of an acetic acid buffer with a pH of 5.00 is sitting on a bench top. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 8.40 mL of a 0.470 M HCl solution to the beaker. How much will the pH ...
March 25, 2012

SCI207: Dependence of Man on the Environment
Give specific examples of at least two (2) production and two (2) consumption habits humans have related to material resources.
March 24, 2012

Economics
The market demand in a Bertrand duopoly is P = 15 - 4Q, and the marginal costs are $3. Fixed costs are zero for both firms. Which of the following statement(s) is/are true? a.P = $3. b.P = $10. c. P = $15. d. None of the statements associated with this question are correct. I...
March 21, 2012

algebra 2
the area of a square is numerically 165 more than the perimeter. find the length of the side
March 18, 2012

algebra 2
the height of a box is 6 inches. the length is three inches more than the width. find the width if the volume is 240 cubic inches
March 18, 2012

algebra 2
two cars leave an intersection. one car travels north; the other east. when the car traveling north had gone 15 miles, the distance between the cars was 5 mile more than the distance traveled by the car heading east.how far had the east bound car traveled?
March 18, 2012

algebra 2
a ladder is resting against a wall. the top of the ladder touches the wall at a height of 6 feet. find the length of the ladder if the lenght is 2 feet more than its distance from the wall.
March 18, 2012

algebra 2
the printed matter on a 10 by 16 centimeter page of a book must cover 0 square centinmeters. if all margins are to be the sme width, how wide should they be?
March 18, 2012

algebra 2
a triangluar garden has an area of 189 square feet. its height os 3 feet more than ots base. find the measure of the base.
March 18, 2012

Finite Math
help me this is the one problem I just cannot seem to figure out!! Without consultation, each of five organizations announces a one-day convention to be held during July. Find the probability that at least two organizations specify the same day for their convention.
March 16, 2012

Finite Math
i want help understanding how to solve the problems, not just the answers. I understand how to get the denominator, by getting the total and nCr the sample, but i cannot figure out the numerator when it comes to solving these probability problems.
March 15, 2012

Finite Math
A law firm has thirteen senior and nine junior partners. A committee of 6 partners is selected at random to represent the firm at a conference. What is the probability that at least one of the junior partners is on the committee?
March 15, 2012

Finite Math
Without consultation, each of five organizations announces a one-day convention to be held during July. Find the probability that at least two organizations specify the same day for their convention.
March 15, 2012

Finite Math
C (14,8) = 3003 C (26,8) = 1562275 1562275 - 3003 = 1559272 ANSWER= 1559272/1562275 (cannot be simplified)
March 15, 2012

Finite Math
A factory produces fuses, which are packaged in boxes of 26. Eight fuses are selected at random from each box for inspection. The box is rejected if at least one of these eight fuses is defective. What is the probability that a box containing twelve defective fuses will be ...
March 15, 2012

Finite Math
Eight white socks and four red socks are in a drawer. If two socks are selected at random, what is the probability that both socks are the same color?
March 15, 2012

algebra 2
Factor the difference of two cubes: 5x^4y^2-40xy^5
March 15, 2012

Finite Math
An urn contains six red balls and five white balls. A sample of 2 balls is selected at random from the urn. What is the probability that at least one of the balls is red?
March 15, 2012

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