Thursday
July 31, 2014

Posts by Anonymous


Total # Posts: 70,631

algebra 1 question pls help!!!
mean 23.625 median 24 mode 25

Science
In the ocean, there are areas where there are very few living things. _________________________ is the term that describes when this happens to a natural area.

Science
what do you call it when there are few living things in an area? Extinguish?

Chemistry Equilibrium
For the reaction NO2(g) + NO(g) N2O(g) + O2(g) Kc = 0.914. Equal amounts of NO and NO2 are to be placed into a 5.00 L container until the N2O concentration at equilibrium is 0.0446 M. How many moles each of NO and NO2 must be placed into the container?

Chemistry Equilibrium
At 200 °C, Kc = 1.4 x 10-10 for the reaction N2O(g) + NO2(g) 3NO(g) If 0.174 mol of N2O and 0.337 mol NO2 are placed in a 4.00 L container, what would the NO concentration be if this equilibrium were established?

math
Define a new class Assistant that represent a faculty member who works a certain number of hours each month. In this case, the salary is computed by multiplying the working hours by the hourly payment rate.  Create a new object of class Assistant and add it to the list...

Science
Problem: What are parts of a cell and how are animal cells different from plant cells? Hypothesis: Can someone help me get a hypothesis?

MATH_URGENT
54

MATH_URGENT
i dont know son

3 questions~~~
1. What does the term "fair-use exception" mean? (1 point) to use only material that has never been published the ability to use material made by others for educational purposes an exception to copyright restrictions for images only Educational material is no longer ...

math
Tim Worker buys a new sofa for $629.95. He pays 25% down and takes an installment loan to complete the purchase. He makes 12 payments which include his principal and a $60.00 finance charge. What is the APR on his loan to the nearest tenth? The down payment is? The amount fina...

math
Find the interest due to the bank on a loan of $1,000 at 7.5% for 280 days.

math
Sam decides to buy 100 shares of ABC company. They cost $26.25 a share. The commission is 5% of the total price. What is Sam's total cost?

Math
Integrate (5x^2 + 3x - 2)/(x^3 + 2x^2)

Help!
1. renewable 2. hydroelectric 3. non point 4. coal

Help!
Geothermal power would be classified as a(n) _____________________ resource because its supply will not run out. An example of a renewable and inexhaustible resource that requires the construction of dams is _________________________ energy. To solve the problem of a polluted ...

Ed tech- Plz, plz help
express the meaning of (the writer or speaker or something written or spoken) using different words, esp. to achieve greater clarity. so..C?

Ed tech- Plz, plz help
1.? I dunno. B? 2.A

Ed tech- Plz, plz help
can you check my answers? 1. A 2.? 3. B 4.A,B

Ed tech- Plz, plz help
The Second Industrial Revolution was not just marked by new inventions. New business practices were invented that transformed America’s economy. Between 1869–1910, the value of American manufacturing rose from $3 billion to $13 billion. The steel industry produced j...

Statisttic
If 3 cards are drawn, without replacement, from a deck of 52 cards, the probability of getting 3 7's is [x]. Round to 5 decimal places.

Science help!!!!
A homeowner determined that he used 114 gallons of oil every month to heat his home during the winter. This information would be considered part of his carbon footprint.

Science help!!!!
A______________________ is a tool used to capture the energy in sunlight. Recycling aluminum cans and taking shorter showers are two ways to practice the ________________________ of natural resources. Some plastics are made from corn. These plastics are biodegradable. This mea...

English
Which literary term best matches this? A group of four rhyming lines.

math
There are 3 white marbles and 7 blue marbles in a bag. Jamie will randomly pick two marbles out of the bag without replacing the first marble chosen. What is the probability of Jamie picking two blue marbles

math
At a boutique,an evening gown is marked at a profit of 40% on the cost price. It is sold in a sale at 20% discount. (a)Find the actual profit as a percentage of the coast price. (b)If a customer bought it for $448, find the actual profit

math
A shopkeeper sells a mattress and makes a profit of 10% on the cost price. If he had sold the mattress for $150 less,he would have incurred a loss of 40% on the cost price. Find the cost price of the mattress.

Astrophysics
The Earth formed at a redshift of z∼0.53. That means that when our world was young, the universe was quite a bit smaller than it is today. The nearest galaxies to our own are around 10 kpc (kilo-parsecs) in size, lie at a distance of around 1 Mpc from us (Mega-parsecs), ...

microeconomics
if nancy pelosi declared that clay firepits are causing global warming, demand for firepits shrink substantially in the U.S, especially in California. Firepits prices fall worldwide to 65 dollars. Now the manager of redstone should produce how many units?

microeconomics
if redstone clayworks company want to minimize their average total cost how many units should they produce?

Algebra
How do you simplify this? -16^(1/4) Someone showed me like this: (-1)(16^(1/4))=(-1)(2)=-2 But others said ... -16^(1/2)= 4i 4i^(1/2) or the sqrt of 4i=sqrt of 4 times sqrt of i Final answer: 2 times sqrt of i What is the correct answer and what exactly do you do??

algebra
4(x-6)-7x

Math
how many 5's are in 6

World History
Question # 17 is chile

Science help!?
. If a kestrel eats a mouse that eats grass, the kestrel is a (1 point)producer. second-level consumer. first-level consumer. decomposer. 2. Which of the following best explains why a species of lizard is able to live in the desert but not in tundra regions? (1 point)High ave...

IB English
IT IS END OF THIRD QUARTER AND MY IB ENGLISH GRADE IS A B!!!! MY GOAL WAS TO GET AN A BUT...... ****IF GET AN A ON THE FOURTH QUARTER, WILL MY GPA GO UP!!! I GOT A'S ON ALL OF THE OTHER CLASSES EXCEPT IB ENGLISH......... ***********SO WOULD MY GPA BUMP BACK UP IF I GET AN ...

Science
Problem: What are parts of a cell and how are animal cells different from plant cells? Hypothesis: Can someone help me get a hypothesis?

Physics
A space probe is traveling in outer space with a momentum that has a magnitude of 7.84 x 107 kg·m/s. A retrorocket is fired to slow down the probe. It applies a force to the probe that has a magnitude of 1.29 x 106 N and a direction opposite to the probe's motion. I...

chemistry
Given that 4 NH3 + 5 O2 4 NO + 6 H2O, if 3.00 mol NH3 were made to react with excess of oxygen gas, the amount of H2O formed would be?

Ap Chem
Fe(s) + Cu2+(aq) Fe2+(aq) + Cu(s) If Ecell = 0.780 V and [Fe2+] = 1.0 M, what is [Cu2+]?

math
All of the 5th grade teachers and students from Almond went on a field trip to an archaeology museum. Tickets were $8.50 each for teachers and $2.00 each for students, and the group paid $29.00 in total. A few weeks later, the same group visited a natural history museum where ...

math
The Standard blend of coffee uses 4 oz arabica beans and 12 oz of robusta beans per package; the Deluxe blend uses 10 oz of arabica beans and 6 oz of robusta beans per package. The merchant has 80 lbs. of arabica beans and 90 lbs. of robusta beans available. Find a system of i...

physics
Horizontal rays of red light (λ = 660 nm, in vacuum) and violet light (λ = 410 nm, in vacuum) are incident on the flint-glass prism shown in the drawing. The indices of refraction for the red and violet light are nred = 1.662 and nviolet = 1.698. The prism is surroun...

French
Is that supposed to be "et" or "est?"

Physics
convert 220 degree into radians show work.

chemistry
You have been asked to do a dilution of a copper sulfate solution. The solution to be diluted is 2.88 M copper sulfate. What volume of the 2.88 M copper sulfate is required to make 250 mL of 1.03 M copper sulfate solution?

math
Thanks for the hint :D

math
Shelly is making tomato soup. A 1-pint can of tomato juice costs $0.90. A 1-quart can of tomato juice costs $1.65. Which is a better buy for one quart of juice? How much money will she save?

algebra
Y= -3/8x + 10

math
The map of the school has a scale of half inch 5 yards the distance from the library to the cafeteria is one and a half inches on the map how far is the library from the cafeteria

math
Alberto studied the distribution of two sets of data. He found that both sets had the same greatest value and the same center. Alberto says that this does not mean the data distributions are the same. Is he correct? Explain. I really need help.

math
Thank you

math
Write an inequality using subtraction and the variable x so that solutions to the inequality include x = 3,5,7, and 9. Please help me.

physics
Light that is polarized along the vertical direction is incident on a sheet of polarizing material. Only 98% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. No light passes through the second sheet. What angle does the ...

math
Thanks

math
How do you know that any value for y will be a solution to the inequality y + 3.9 > y?

physics
The intensity of the light that reaches the photocell in the figure below is 104.6 W/m2, when θ = 26°. What would be the intensity reaching the photocell if the analyzer were removed from the setup, everything else remaining the same?

SS
Is West Bank and Gaza oil rich? I think no.

English
If this is a true/false question, the answer looks pretty obvious to me.

Chemistry Equilibrium
At 500 ºC, the decomposition of water into hydrogen and oxygen, 2H2O(g) 2H2(g) + O2(g) has Kc = 6.0 × 10-28. What are the concentrations of H2 and O2 that are present at equilibrium in a 2.00 L reaction vessel at this temperature if the container originally held 0.0...

math
wheres the answer

spanish
Write the object pronouns that would correctly complete each sentence. Lupe muestra la revista a nosotros. Lupe________ ________muestra.

economics
what are the cost and consaquences of providing the subsdies and welfare?

Geometry
What is the volume/surface area for 5m,12m and 15m

maths
graph of a function

econ
9.44%

trig
no

SS
Are Syria and Bahrain oil rich, in general?

math
find the zeros by factoring -x^2 - 4x + 5 = y

Chemistry
How many atoms of each element are represented in the following: A.) 3NaCl B.) H2SO4 C.) 4H2SO4

Language
Yes, thank you.

Language
Yes, I read that, but I was kind of confused. Is the Turkic family a completely different family, or is it a part of the Indo-European family?

Language
Does the Turkish language belong to the Indo-European Language family?

Math
poop

BILOGY
how does light intensity and the rate of photosynthesis relate to the position of the sun during the year?

Math
18

Math
The measure of an angle is 4 times the measure of its complement. What is the measure of the angle's supplement?

Math
210

statistics
There are 652 males, 396 say they have been to dentist in past year. Give a confidence interval for 90% of the population proportion.

Finance
=-PMT(0.04/12, 12*6, 32000)

Language arts help ms sue.
hh

Help Ms.Sue!!! Social Studies
Yes, it is B. Most people there are Sunni, Arab, and do live in urban areas.

Help Ms.Sue!!! Social Studies
You're welcome.

Help Ms.Sue!!! Social Studies
I'm so sorry...I meant to say that it is not C. It is actually B.

Help Ms.Sue!!! Social Studies
It's not B.

english
I have to be very sure with my information since I will be presenting in front of the class, I appreciate your help.Its the Role of Social Workers in Adoption(Anyone who participates in an adoption-the ethical dilemmas the experience, hrs wages and the importance role of their...

english
have to point out the ethical dilemmas(so I think problems when adapting and what people in social work adaption receive in terms of wages and hours in different states and the job outlook in general. Thank you!

math
John ate 1/3 of a sandwich. How many sixths of the sandwich did he eat?

Math(Factorial)
A women student is to answer 10 out of 13 questions on a test. Find the number of choices where she must answer: (a) the first two questions; (b) the first or second questions but not both; (c) exactly 3 out of the first 5 questions (d) at least 3 of the first 5 questions EXCE...

math
how do you type up a spaceship in space

Science
Suppose you make an electromagnet with a copper wire and a battery by putting the two ends of the wire on the two ends of the battery. If you switch the side of the battery, are you changing the magnetic poles of the wire?

math
Shania is having trouble understanding her algebra assignment. To help her understand, she asks Mark why is x^2*y^3 not equal to (x,y)^5 Which of the following responses would be best for Mark to give? A. “You should multiply the exponents rather than add them. The correc...

fitness and health
which one of the following choices is the best option for a vegan snack?

Science
What happens to resistance when voltage increases but current is constant?

Math
A bank lent $1.2 million for the development of three new products, with one loan each at 6%, 7%, and 8%. The amount lent at 8% was equal to the sum of the amounts lent at the other two rates, and the bank's annual income from the loans was $88,000. How much was lent to ea...

Physics
Suppose you make an electromagnet with a copper wire and a battery by putting the two ends of the wire on the two ends of the battery. If you switch the side of the battery, are you changing the magnetic poles of the wire?

Math
I mean how do you simplify that?

Math
-sqrt60 How to do this?

Calculus Help Please!!!
The anwser is B

SCIENCE PLEASE HELP ME!!!!!!!! ASAP PLEASE PLEASE
Which chemical equation is balanced? (1 point) H20 H2 + 2O2 2H20 2H2 + O2 2H2O H2 + 2O2 H20 2H2 + 2O2 i think its c

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