Sunday
April 26, 2015

Posts by anonymous


Total # Posts: 80,621

physics
An electrical power plant generates electricity with a current of 50A and a potential difference of 20,000 V. In order to minimize the power losses due to the high current heating up the line, a transformer steps up the potential difference to 500,000 V before it is ...
April 12, 2015

Physics
The pressure of water flowing through a 6.5×10−2−m -radius pipe at a speed of 1.8m/s is 2.2 × 105 N/m2 What is the flow rate of the water? What is the pressure in the water after it goes up a 5.2−m -high hill and flows in a 5.0×10−2&#...
April 12, 2015

L.A
Thank you
April 12, 2015

L.A
Which sentence contains a participle phrase? A. she wanted to spend time writing. B. her job is giving the attic dwellers their food. C. quickly snatching up the coat, she ran to her room. D. to get along well requires cooperation. C ? please check
April 12, 2015

Physics
A car with a total mass of 1800kg (including passengers) is driving down a washboard road with bumps spaced 5.0m apart. The ride is roughest—that is, the car bounces up and down with the maximum amplitude—when the car is traveling at 6.1 m/s.What is the spring ...
April 12, 2015

physics- Space
How does the amount of dark matter in the Universe compare to the amount of ordinary matter? In what way is dark matter similar to ordinary matter? In what way are they different? I got the first one which dark matter is 23% of the universe. But for the other questions, the ...
April 12, 2015

Math help!
(sqrt(x^2-x)+3)(sqrt(x^2-x)-2)=0 two solutions a) sqrt(x^2-x)=-3 b) sqrt(x^2-x)=2 square both sides... a) x^2-x-9=0 b) x^2-x-4=0 which leads to a) x=(1+-sqrt(1+36))/2 b) x=(1+-sqrt(1+16))/2 check my thinking, I hope I didn't error in the algebra.
April 12, 2015

Acct.101
Post to the account Stock Investments. Common Stock Shares Cost Co.A
April 12, 2015

algebra
The examples in the slideshow, Division by Zero, which is located in the media section of Chapter 1, indicate that there is a different answer when 0 is divided by a number, rather than when a number is divided by 0.
April 11, 2015

pre - CALCULUS
Lmao thank you so much , your the best :)
April 11, 2015

Business
Social enterprises can earn a profit and free markets do not?
April 11, 2015

Business
How are social enterprises different from free market enterprises?
April 11, 2015

Accountant Journal Entry Ledger
paid $53000 cash for building and land. The building had a fair market value of $45000. Here is my answer. Date May 1. Debit Credit Account Transaction : Cash $53000 Building and Land. $45000
April 11, 2015

Calculus
The altitude (i.e., height) of a triangle is increasing at a rate of 2 cm/minute while the area of the triangle is increasing at a rate of 4 square cm/minute. At what rate is the base of the triangle changing when the altitude is 10.5 centimeters and the area is 97 square ...
April 11, 2015

Statistics
A school psychologist decided to separate some classes by gender to see if learning improved. She looked at studded scores on the final exam and obtained the following information: Students in boy-girl classrooms obtained an average of 71.4 on their final exams with a standard...
April 11, 2015

businesss
imagine you managing a tour guided business, explain by means of describing and examples how, institutional, physical and international environment affects your tourist guide business?
April 11, 2015

Civics
ok thanks!
April 11, 2015

Civics
A??
April 11, 2015

Civics
9th amendment The enumeration [listing] in the Constitution, of certain rights, shall not be construed to deny or disparage others retained by the people. Based on this text, what can you infer about the founding Father's concerns in forming a constitution? They wanted to ...
April 11, 2015

Ms. Sue
Can u recheck all of my wrong civic questions? I already redid the answer. Thx a whole bunch
April 11, 2015

Civics
Thanks sooooooooooooooo much!!!!!!
April 11, 2015

Civics
Is it A?????
April 11, 2015

Civics
Use what you know about the case of Gideon v. Wainwright to determine which of the following phrases is etched on Gideon's gravestone. Each era finds an improvement in law for the benefit of mankind. Poverty is its own protection against abuses of government. The question ...
April 11, 2015

Civics
Thx again:)
April 11, 2015

Civics
A?
April 11, 2015

Civics
What is the most important reason for providing an accused criminal the Miranda warning? If citizens are not provided their Miranda rights, they may give the officers incriminating information that connects them to a crime. If someone is convicted of a crime, and he wasn't...
April 11, 2015

Civics
U do not understand how much help u are giving me!!!! :):)
April 11, 2015

Civics
Yay! Thx
April 11, 2015

Civics
Which of these book titles best describes the United States v. Nixon case and its significance? Not Above the Law - Nixon's illegal actions resulted in a Supreme Court ruling requiring sharing of the private tapes*** Stealing the Presidency - The Supreme Court ruled ...
April 11, 2015

Civics
finally 1 right straight!!! Thx a bunch for ur help + time!!
April 11, 2015

Civics
Which of the following represents a benefit of the Second Amendment to citizens of the United States? It allows citizens to organize into groups for peaceful protests. It frees communities from crime. It helps citizens provide a defense against foreign invaders.*** It provides...
April 11, 2015

Civics
i go with all of D above
April 11, 2015

Civics
ahh.. now i understand!! Silly me:)
April 11, 2015

Civics
Then D. i do not understand this one that much!
April 11, 2015

Civics
I shall go with B.
April 11, 2015

Civics
A group that supports legislation that supports deer hunting education and a group that promotes protection of wildlife would most likely agree on which of the following? Deer feel pain and fear when injured. Deer season should be shortened.(Either this one) More children ...
April 11, 2015

SS
Put ur question (what qualities are valued in south korea) in gogle search and click second link(not letting me put link! srry) its name is South Korea - Language, Culture, Customs and Etiquette ... Good luck!
April 11, 2015

Civics
ok thank u
April 11, 2015

Civics
OK I know u may be mad at me know so sorry. Would it be Students deserve the best resources and conditions to promote learning.
April 11, 2015

Civics
A teacher plans to join a strike to protest current teaching conditions. The principal at the school where she works is opposed to the strike. Which of the following is a statement they could both agree with? School hours should be shortened to allow more teacher planning time...
April 11, 2015

Civics
thnaks!! Yay
April 11, 2015

Civics
Then would it be Government records on voting history and offices held? I thought it would be D 1st but i do not know i guess i was not sure!!
April 11, 2015

Civics
Which of the following is the most accurate source of information that voters can use when evaluating a political candidate's qualifications? A commentator's views on the candidate's voting history Campaign literature published by the candidate*** Discuss the ...
April 11, 2015

maths
the base if an isosceles triangle is 4/3cm. the perimeter of the triangle is 4 2/15cm. what is the length of either of the remaining equal sides
April 11, 2015

Physics
The velocity of the Moon relative to the center of the Earth can be approximated by varrowbold(t) = v [−sin (ωt) xhatbold + cos (ωt) yhatbold], where v = 945 m/s and ω = 2.46 multiplied by 10−6 radians/s. (The time required for the Moon to complete ...
April 10, 2015

English(Poem)
Why does the world seem so unfair, Screaming can't even make a repair, I don't even have any friends, I can't even comprehend, Is it any good?
April 10, 2015

Math
Thank you
April 10, 2015

Math
Simplify the expression 6P3. A. 30 B. 120 C. 360 D. 720 Is the answer B? Thank you
April 10, 2015

Math
austin collected 30 9/10 kilograms of glass for recycling. exactly 2/3 of glass he collected was blue. what was the total amount in kilograms of blue glass austin collected?
April 10, 2015

Math
Thank you Ms. sue.
April 10, 2015

Finance
A bank is willing to give you a Rs1,000,000 home mortgage at 12% interest, compounded semiannually. The loan will be amortised over 25 years, but the interest rate is fixed for only the first 5 years. What is the monthly mortgage payment for the first five years? Rs 1000,000...
April 10, 2015

Chem
What is the change in entropy when 6.03 mL of liquid benzene (C6H6, d = 0.879 g/mL) is combusted in the presence of 26.8 L of oxygen gas, measured at 298 K and 1 atm pressure? (R = 0.0821 L · atm/(K · mol)) 2C6H6(l) + 15O2(g) → 12CO2(g) + 6H2O(l); ∆S&...
April 10, 2015

pschy
What is the latest point in the childhood years at which behavioral interventions are likely to be relatively effective in treating children with conduct disorder? Choose one answer. a. toddlerhood b. early childhood c. preadolescence d. late adolescence
April 10, 2015

chemistry
determine the pressure in a 0.34 liter balloon if the temperature is 35 celsius and the balloon contains 0.0233 mol of an ideal gas.
April 10, 2015

english
I identify noun in the following sentence They worked for months together
April 10, 2015

Math
35=18
April 10, 2015

Math
it includes every single number that exists from 5- negative infinity any number including decimals that are below five
April 10, 2015

Calculus
A snowball melts at a rate of 2 cubic inch an hour. When the volume is 36π in^3, how fast is the radius shrinking? V=(4/3)(pi)(r^3)
April 10, 2015

Math
what that who answered is an idiot the answer is A and D
April 10, 2015

Math
If so Then he questions asks what share some qualities not all qualities. so you looking for answers where x can be number less than 3 like in the original equation x>3 so then you can say that answers B,D and A are all correct A because it is the same inequality B because ...
April 10, 2015

Math
is it multiple choice?
April 10, 2015

Calculus
Nvm I know it
April 10, 2015

Calculus
The outside radius of a thin open-ended cylindrical shell (of height 10 feet) is 12 feet. If the shell is 1 inch thick, use differentials to approximate the volume of the region interior to the shell.
April 10, 2015

French
I would appreciate it if you could take the time to double check my answers. Merci beaucoup! 26. Il faut que tu mettes la nappe. Je l’ai ___(1)___ sur le ___(2)___. Je veux aussi ___(3)___ tu ___(4)___ les ___(5)___ à rayures. Nous allons ___(6)___ dans les ___(7)...
April 9, 2015

Pschology 202
Who suggested people become more socially selective as they progress through middle adulthood and beyond. (Points : 1) Erik Erikson Laura Cartensen Sigmund Freud Mary Ainsworth
April 9, 2015

Pschology 202
True or false? According to socioemotional selectivity theory, emotional regulation becomes the primary social need in middle adulthood. (Points : 1) True False
April 9, 2015

Pschology 202
True or False? Based on your learning from this week’s Mindsets YouTube video (2011), an example of fixed mindset about intelligence would be if a teacher sat her students in a classroom according to IQ. (Points : 1)
April 9, 2015

Calculus
During a certain epidemic, the number of people that are infected at any time increases at rate proportional to the number of people that are infected at that time. 1,000 people are infected when the epidemic is first discovered, and 1,200 are infected 7 days later. Write and ...
April 9, 2015

Division
Maria cut a pizza into 8 equal slices she put a slice of pizza on 3 plates what is the measure of the angle for the angle for the slices that are left?
April 9, 2015

Calculus
The number of people that hear a rumor follows logistic growth. In a school of 1500 students, 5 students start a rumor. After 2 hours, 120 students have heard about the rumor. Recall: dy/dx=ky(1-Y/L) and y=L/(1+be^(-kt)) I found the logistic growth equation to be 1500/(1+299e...
April 9, 2015

Calculus
Can you explain why it's simplified to e^-2ydy=2xdx. I dont understand why it's e^negative 2y
April 9, 2015

Calculus
Find the particular solution (solved for y) for the differential equation dy/dx=2x/e^(2y) satisfying y(0)=1.
April 9, 2015

chemistry
how many grams of CaCI would be required to produce a 8.5M (molar) solution with a volume of 2.0L
April 9, 2015

chemistry
how many grams of CaCI would be required to produce a 85M (molar) solution with a volume of 2.0L
April 9, 2015

Math
The capacity of a 1 cm cube is 1 mL. How many 1 cm ice cubes would you need to melt to fill a 1.5 L jar?
April 9, 2015

Trigonometry
2sin^2(x )+38 cos(x) + 2.6=0
April 9, 2015

CALCULUS
Consider the function f(x)=9x3−4x5. Let F(x) be the antiderivative of f(x) with F(1)=0. Then F(4) =
April 9, 2015

Calc
Evaluate the indefinite integral (3/x^6)-4√(x^2)
April 9, 2015

math /fraction
a container of fruit punch contains one half apple juice, one third pineapple juice and one sixth orange juice. If the container contains 12 cups how many cups are pineapple juice?
April 8, 2015

Geometry help
If a regular triangle has a perimeter of 30sqrt3 what is its apothem?
April 8, 2015

Chemistry
Calculate the molar solubility of Mg(OH)2 in the following solvents: (i) 8.60×10−2M MgCl2 (ii) 3.70×10−2M KOH(aq) Please help!!!
April 8, 2015

arrays and an expanded algorithm
29×47
April 8, 2015

Chemistry
What is the value of Ksp?
April 8, 2015

Chemistry
Calculate the molar solubility of Mg(OH)2 in the following solvents: (i) Pure Water (ii) 8.60×10−2M MgCl2 (iii) 3.70×10−2M KOH(aq) How should i solve this problem?
April 8, 2015

Science
When you make a pedigree and it says Theos wife Mary is a purebred right-handed person what does purebred mean
April 8, 2015

Chemistry
@DrBob222 .......Thanks. It worked.
April 8, 2015

Chemistry
Using the Henderson-Hasselbalch equation, should i write this: pH= -log ka + log(0.168/0.106) PH= -log(5.6*10^-10) + log(0.168/0.106) PH=9.45
April 8, 2015

Chemistry
For a solution that is 0.168M NH3 and 0.106M NH4Cl calculate the following. [OH-] [NH4+] [Cl-] [H30+]
April 8, 2015

need HELP PHYSICS!!
a) Calculate the P.E. a pile driver has if it is raised 4.5 meters by a mechanical winch. If the 510 kilogram pile driver is allowed to fall freely, what would its velocity be at ground level. b) A 4.2 kg mortar shell is fired out of a mortar with a velocity of 120 m/s. What ...
April 8, 2015

Physics
F=m*g F/g=m 100/9.8=10.2 kg
April 8, 2015

Math
Why not?
April 8, 2015

Math
No
April 8, 2015

Math
can prisms that have the same height and same base perimeter have different volumes?
April 8, 2015

Math
Assuming it's linear. Dy/dx -> (13-9)/(2-1)=4=k. 9=4*1+m -> m=5 y=4x+5
April 8, 2015

LA plz help ms.sue
thanks u ur awesome
April 8, 2015

LA plz help ms.sue
2.Which excerpt from the play best supports the answer to the reason Anne spends time with Peter? A I’m sorry Mother. I’m going to Peter’s room. I’m not going to let Petronella Van Daan spoil our friendship. B I mean, every time I go into Peter’s room...
April 8, 2015

exponential equations
A colony of Streptococcus bacteria has a current population of 450 organisms. This particular strain has a doubling time, d , of 25 minutes. Calculate the future population after 2.5 hours.
April 8, 2015

exponential equations
Listeria has a current population of 400 organisms. After 72 minutes the population increased to 6400 organisms. Calculate the doubling time, d, of the bacteria.
April 8, 2015

exponential equations
A colony of Salmonella bacteria has a current population of 1000 organisms. If this particular strain has a doubling time, d, of 18 minutes, calculate the future population after 180 minutes.
April 8, 2015

Math
Travis is making 5 lasagna using 12 cups of cheese. Which number represents the amount of cheese he will use per lasagna?
April 8, 2015

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