Deanna
Most popular questions and responses by Deanna
Physics
an oil layer floats on 87 cm of water in a tank. the pressure at the bottom of the tank is 120.0 kPa. How thick is the oil?
asked on April 22, 2012 
algebra 2B
5. Come up with a new linear function that has a slope that falls in the range −1 < m < 0 . Choose two different initial values. For this new linear function, what happens to the function’s values after many iterations? Are the function’s values
asked on June 9, 2016 
Physics
While running, a person dissipates about 0.6 J of mechanical energy per step per kilogram of body mass. If a 60kg person runs with a power of 70 Watts during a race, how fast is the person running? Assume a running step is 1.5 m long.
asked on July 9, 2010 
math
What is the probability of being dealt 3 tens and 2 kings from a deck of cards?
asked on November 15, 2016 
Math
Write the fraction as a product of a whole number and a unit fraction. 7/12
asked on February 17, 2016 
physics
A 2.8 kg rectangular air mattress is 2.00m long,0.500 m wide and 0.100m thick. What mass can it support in water before sinking?
asked on February 6, 2010 
science
an object has an electric charge of +12. it loses 10 electrons. what is the new electric charge on the object?
asked on November 28, 2014 
Physics
A hydrometer consists of a spherical bulb and a cylindrical stem with a crosssectional area of 0.400 cm^2. The total volume of the bulb and stem is 13.2 cm^3. When immersed in water, the hydrometer floats with 8.00 cm of stem above the water surface. When
asked on July 9, 2010 
Chemistry
0.7g of an unknown mixture of NaHCO3 and Na2CO3 is mixed with 3mL of 12M HCl.what is the mass of NaHCO3 and Na2CO3 in the mixture of NaHCO3 and Na2CO3? Use these equations: NaHCO3+HCl> NaCl+CO2+H2O Na2CO3+2HCl>2NaCl+CO2+H2O mass of mixture= mass of
asked on October 18, 2011 
Math
A farmer had a fence that encloses a square plot with an area of 36 meters squared. If the garnet uses this fence to enclose a circular flower garden, what will the area of the garden be?
asked on April 19, 2012 
Chemistry
How much heat is required to raise the temp of 854 g water from 23.5 to 85.0 celcius I got this, is this right X=854(61.5)(4.184)=219747.864
asked on September 6, 2011 
Chemistry
Silver ions may be recovered from used photographic fixing solution by precipitating it is as silver chloride. The solubility of silver chloride is 1.6 x103 g/L. Calculate the Ksp in __(answer) * 1010 for silver chloride. Give the answer to one decimal
asked on May 28, 2019 
math
A school district has 2 teaching positions to fill and there are 8 applicants to choose from. How many different possibilities are there?
asked on November 15, 2016 
Science
If you are given a sample containg 1.204 x 10 24 molecules of NaCl, what is its weight in grams?
asked on February 5, 2013 
FInance
Assignment 2: Lease vs. Buy Your employer, Barnaby Well Company, is considering the acquisition of a new drill truck and your boss has asked you to evaluate the decision that she has made to buy the truck. The truck has a purchase price of $60,000 and a
asked on November 10, 2012 
Physics
A helicopter descends from a height of 600 m with uniform negative acceleration, reaching the ground at rest in 5.00 minutes. Determine the acceleration of the helicopter and its initial velocity.
asked on July 11, 2010 
Physics
A 1200kg car rounds a curve of radius of 50m with a speed of 80km/hr. What is the coefficient of friction if the car is just about to skid off the road? I got: ac= 9.88m/s2 Fc= 11851N I also know Ff=uFN but have no idea how to figure this out. Thx.
asked on November 2, 2016 
Precalc
A racetrack is in the shape of an ellipse, 80 feet long and 40 feet wide. What is the width 10 feet from the end?
asked on May 11, 2011 
math
A baseball team has 13 players; how many possible batting orders can the coach make if there are 9 players in the batting lineup?
asked on November 15, 2016 
Math
The cost of 2 televisions and 3 dvd player is $1,421. The cost of 1 dvd player is half the cost of 1 television. What is the cost of 1 televison.
asked on October 9, 2013 
child day care manegment
i was wondering if you have the answers to Penn Foster's child day care management course? i need them to review my daughter's answers before submitting the tests.
asked on September 18, 2009 
chemistry
A 5.02 L sample of nitrogen dioxide gas is collected at 500°C and 5.00 atm. What is the volume of nitrogen dioxide at standard condition?
asked on August 4, 2010 
physics
what is the centripetal force acting on an object with a mass of 10kg moving at a velocity of 5m/s in a circle with a diameter of 3m when the object is moving in a circular motion are the forces balanced on the object why or why not
asked on June 1, 2009 
AP Physics
I have two problems i don't understand if you could solve and show me what you did I would appreciate it :) 1.A 62.0kg person, running horizontally with a velocity of +3.54 m/s, jumps onto a 13.4kg sled that is initially at rest. (a) Ignoring the effects
asked on December 5, 2010 
Comp. Tech Question
I asked this question yesterday but I got confused. You talk to your boss about working out of your home. You can access the company network from your home using VPN. Your boss is concerned about security. What do you tell him to assure him that VPN is
asked on July 2, 2007 
Chemistry
1) When aqueous solutions of cupric chloride and sodium phosphate are mixed, solid cupric phosphate separates from a solution of sodium chloride. 2) When heated in an aqueous solution of ammonium acetate, calcium oxide reacts to form calcium acetate,
asked on October 23, 2015 
Math
A cook has 2 2/3 cups of flour. A recipe calls for 2 3/4 cups of flour. Does the cook have enough flour? If not, how much more flour is needed?
asked on December 8, 2014 
Chemistry
Water is added to 4.267 grams of UF6. The only products are 3.730 grams of a solid containing only uranium, oxygen and fluorine and 0.970 gram of gas. The gas is 95.0% flourine, and the remainder is hydrogen. From data determine the empirical formula of
asked on January 9, 2011 
economics
Best Western University is trying to increase the size of its student body by shifting the demand curve for its educational services to the right. Which of the following will NOT shift its demand curve to the right?
asked on October 22, 2010 
UOP
Assuming Alexa receives $20,000 in gross rental receipts, answer the following questions: a. What effect does the rental activity have on her AGI for the year? b. Assuming that Alexa’s AGI from other sources is $90,000, what effect does the rental
asked on December 27, 2010 
physics
A space probe has two engines. Each generates the same amount of force when fired, and the directions of these forces can be independently adjusted. When the engines are fired simultaneously and each applies its force in the same direction, the probe,
asked on October 12, 2010 
math
Make a stem and leaf plot of the students heights. (One of the students height is 126 cm) Dont know how to start with 3 digits
asked on January 14, 2010 
physics
a rope can withstand a maximum tension force of 450n before breaking if we use the rope to pull a 32kg bucket of water from a well what is the maximum acceleration upward we can use without breaking the rope
asked on June 1, 2009 
GeographyTime Zones
If you live in Atlanta and your grandparents live in Seattle. What is the latest Atlanta time you would expect to hear from them if they go to bed at 10 pm? Atlanta, Georgia, is in the Eastern Time Zone, while Seattle, Washington, is in the Pacific Time
asked on August 17, 2007 
Algebra
Generate the first 5 terms of this sequence: f(1) = 2 and f(2) = 3, f(n) = f(n  1) + f(n  2), for n > 2. (1 point) a) 2, 3, 5, 7, 9 b) 2, 3, 4, 7, 11 c) 2, 3, 5, 9, 11 d) 2, 3, 5, 8, 13
asked on September 28, 2017 
math
A parallelogram ABCD has lengths of sides and angles given below. Find the length of the diagonals AC and BD. (Round your answers to two decimal places.) AB = DC = 6 and AD = BC = 5, angleA = 40°
asked on November 9, 2011 
geometry
A parallelogram ABCD has lengths of sides and angles given below. Find the length of the diagonals AC and BD. (Round your answers to two decimal places.) AB = DC = 6 and AD = BC = 5, angleA = 40°
asked on November 9, 2011 
HCA240
2. CheckPoint: Radio Ad • Write a 150 to 200word script for a radio ad that promotes a healthy musculoskeletal system in old age. Address the risk factors for arthritis, osteoporosis, and injuries from falls. Incorporate prevention strategies such as
asked on January 7, 2010 
Math
Find the number of ways in which a French test can be made. 20 questions from a test bank of 100 questions
asked on April 21, 2008 
homework help!!!
Can you explain in more detail WHY ....if you live in Atlanta and your grandparents live in Seattle and they go to bed at 10 pm.. 7pm Atlanta time would be the latest they would call.... I think that's wrong. Since the sun rises in the east, the east
asked on August 17, 2007 
PHYSICS` HELP!! Please
Really lost on how to explain these whether true or false!! HELP! Much appreciated Write True or False. If False, Explain why! 1. In a position vs. Time graph, a line whose slope is negative represents an object that is slowing down. Answer: I circled True
asked on January 5, 2016 
SCI230
2. CheckPoint: Mendel on Patterns of Inheritance • Resources: Ch. 3 of Bioinquiry • Review Ch. 3 of Bioinquiry. • Post a 300 to 500word response to the following: o How did Mendel’s approach to answering scientific questions differ from that of
asked on January 7, 2010 
9th grade
what is a landform
asked on September 9, 2009 
French
WE are learning the subjunctive and we have a worksheet where we put the right tense of the word in parentheses in the blank. The question I am confused on is: Habituellement, apres qu'ils (finir)_______ leurs devoirs, leur mere les laisse regarder la
asked on January 26, 2009 
Physics
Write True or False. If False, Explain why! 1. In a position vs. Time graph, a line whose slope is negative represents an object that is slowing down. Answer: I circled True but it's not. Can you explain why my answer is wrong. 2. An object can have a
asked on January 5, 2016 
Spanish 2
Use a form of "ser" or "estar" to fill in the blank. Note: Only type the missing word. Do not type capital letter nor period. Tú ____ enfermo.
asked on March 20, 2013 
math
if you have a 6 foot long board and it's cut into 4/5 pieces how many pieces can you have a what portion of the board is left over
asked on October 22, 2012 
geometry
What is the approximate length of line MN when the coordinates of its end points are (4,5) and (6,9)?
asked on September 24, 2012 
Algebra
I am using a TI83 calculator to find all the solutions to the quadratic equation (5x(Squared)  80 = 0)by graphing. The answer is supposed to be (4 and 4) but the calculator comes up with (ERR: NO SIGN CHNG). Can you tell me what I'm doing wrong?
asked on December 2, 2011 
Chemistry
The total pressure in a flask containing air and ethanol at 25.7C is 878 mm Hg. The pressure of the air in the flask at 25.7C is 762 mm Hg. If the flask is immersed in a water bath at 38.8C, the total pressure is 980 mm Hg. The vapor pressure of ethanol at
asked on April 24, 2011 
11th grade math
y=4x^216x+12
asked on September 14, 2010 
Linear Programming
OKay My question is: Two factories manufacture 3 different grades per paper. the company that owns the factories has contracts to supply at least 16 tons of low grade, 5 tons of medium grade, and at least 20 tons of high grade paper. It cost $1000 per day
asked on October 16, 2009 
Spanish 2
Juanita es de España. Juanita es ____.
asked on March 20, 2013 
Spanish 2
Mary es de Kansas. Mary es ____.
asked on March 20, 2013 
Finance
Assignment 1: LASA 2—Cash Management and Budgeting The new owner of Bob’s Boats, Bob, just purchased the business and discovered that the prior owner did not have a plan for managing the current assets of the company. Bob has decided that the place to
asked on November 10, 2012 
earth
if you are in a spacecraft moving away from earth, how would your weight change as your distance from earth increases?
asked on May 31, 2011 
english
what is a proper noun
asked on September 9, 2009 
math
how do you determine a zscore
asked on April 8, 2008 
math
leo has x plums ,melissa has 8 more plums that leo how many plums do melissa
asked on June 22, 2017 
Math
Set up problem then find the sum simplify 3/7 +1/4
asked on April 22, 2017 
Chemistry
If 2.50 mol. of sodium chloride was required to make up a solution of a particular concentration, what mass would need to be measured out?
asked on March 20, 2015 
Spanish 2
Use a form of "ser" or "estar" to fill in the blank. Note: Only type the missing word. Do not type capital letter nor period. Ella ___ chilena.
asked on March 20, 2013 
Anatomy
Are the actionshormones of the adrenal gland opposing, synergistic or permissive?
asked on May 27, 2012 
Calculus
What is the limit of: x^5+2x^4x^2+1?
asked on March 27, 2011 
math
if you know that 8 time 7 is 56 , how can you use the commutative property of multiplication to find the product of 8 times 7
asked on October 20, 2010 
Keyboarding and Word Processing
The _________ enables you to see the hard returns on your screen. Choices are: STATUS BAR, SCROLL BAR, SHOW/HIDE BUTTON, or PRINT PREVIEW BUTTON.
asked on May 5, 2010 
Keyboarding and Word processing
The _______ enables you to see the hard returns on your screen.
asked on May 5, 2010 
math
i don't get this circle a has a diameternof 10 feet. rounded to the tenths place, the are of circle a is what?
asked on March 8, 2010 
AP World History
Okay I have no idea how to group the documents without summarizing them individually in my DBQ essay. My essay prompt is that I have analyze the responses to the spread of Buddhism in China and add an additional document. Plus I need help with my thesis:
asked on October 3, 2009 
geography
what is a landforms
asked on September 9, 2009 
college
A solution that has more hydroxyl ions than hydrogen ions are
asked on September 2, 2009 
biology
why does our mouth become dry when we are nervous?
asked on August 11, 2009 
social studies
compare the settlers of jameston and plymouth tell one thing that was true for both groups and one thing that was true for only one group
asked on June 3, 2009 
French
I think I have the subjunctive figured out now. Well, maybe not. Can someone check my work? I'm not very good at French either so it may have tons of mistakes. Thank you! I needed to use the subjunctive 7 times so can you check that too? Thanks! Quand nous
asked on January 27, 2009 
environmental
Climates modified by the oceans are called?
asked on January 27, 2008 
environmental
A measure of the moisture content of the air is called?
asked on January 27, 2008 
earth
The short term condition in the troposphere are called?
asked on January 27, 2008 
Medical
What Does C C C_ C C mean in Brain Teasers?
asked on July 16, 2007 
Comp. Tech QuestionPlease Help
A company wants you to create a network with a high degree of faulttolerance. The company is apparently concerned about which? 1.secure data connections between users. 2.the network not going down. 3.data mining by nonauthorized users. Wouldn't they be
asked on July 2, 2007

Social studies
That are called Allies
posted on February 7, 2019 
Pre Algebra
62feet what is the perimeter
posted on February 14, 2018 
statistics
98.099
posted on July 1, 2017 
math
one way i got 8!/2!*(82)! 8!/(2!*6!) 8!=40320 2!=2 6!=720 40320/(2*720 )=40320/1440=28 or another 7*8=56
posted on November 16, 2016 
physics
Use Kr=.5 I w f^2
posted on June 27, 2016 
algebra 2B
i meant to put g(x) = 2 lx2l + 4
posted on June 14, 2016 
Physics
Much apreciated
posted on January 5, 2016 
3rd grade math
Math
posted on November 2, 2015 
history
The WadeDavis Bill passed by congress then vetoed by Lincoln, stipulated that______ percent of voters in a confederate state must take an oath of future loyalty to the Union before a process of restoration could begin. A.20 B.10 C.70 D.50
posted on January 7, 2014 
math word problem
A farmer had a fence that encloses a square plot with an area of 36 meters squared. If the garnet uses this fence to enclose a circular flower garden, what will the area of the garden be?
posted on April 19, 2012 
HSM 220
having trouble creating a budget for appendix c can you give me some ideas how to answer this?
posted on April 13, 2012 
Math
z + (3 and 2 5ths)= 4 and 1 10ths please solve
posted on December 12, 2011 
Chemistry
from the teacher haha, thanks so much
posted on September 6, 2011 
Chemistry
I got it P1/T1=P2/T2 will get you there
posted on April 24, 2011 
english
Hi. I would say the four types your teacher is probably looking for are narrative, descriptive, comparitive, and expository. If you go to the website Instructional Images and type in four writing types, you will get a good description of each one. Good
posted on March 21, 2011 
accounting
please answer and explan all for me
posted on February 28, 2011 
UOP
NEED HELP GETTING STARTED.
posted on January 6, 2011 
arithmetic
how would you make 300,000+40,000+800 into a standard notation
posted on September 7, 2010 
Physics
Thank you!
posted on July 9, 2010 
chemistry
0.5M
posted on February 24, 2010 
MAT 116 Week 6 quiz
Are you in Professer Bammans class? I'm taking the same class.
posted on January 10, 2010