Posts by Anonymous

Total # Posts: 116,384

History
What is the difference between countries with freedom of expression?

math
THE correct expontial form of 2(x)(x)(y)(y)(y)

Math
The ratio of the number of sheep to the number of horses on a farm is 8:3. If there are 42 horses on the farm, how many sheep are there on the farm? Sheep

math
Okay so -24/7 + 24/7 = -9 + 24/7 b= -39/7

physics
A spring is hung from the ceiling. A 0.536 -kg block is then attached to the free end of the spring. When released from rest, the block drops 0.180 m before momentarily coming to rest, after which it moves back upward. (a) What is the spring constant of the spring? (b) Find ...

physics
The pressure increases by 1.0 x 104 N/m2 for every meter of depth beneath the surface of the ocean. At what depth does the volume of a Pyrex (bulk modulus 2.6 x 1010 N/m2) glass cube, 5.6 x 10-2 m on an edge at the ocean's surface, decrease by 3.0 x 10-10 m3?

History
I'd love to see you

Physics
1.22

chemistry
In an effusion 15 ml of HBr effused in 1.0 min. In the same apparatus under the same conditions, 20.3 ml of an unknown gas diffused in 1.0 min. If the unknown contains only carbon and hydrogen. determine the molecular formula of the unknown gas,

chemistry
Ethanol ( C2H5OH) undergoes a reaction with oxygen gas in the air. Calculate the volume (l) of oxygen gas at 45 degrees celcius and mmHg that is required to react with 185 g ethanol. Then calculate the volume of air required to react with 185 g assuming that air is 21% by ...

chemistry
A 355.0 ml container holds 0.146 g nitrogen gas and an unknown amount of argon at 35 degrees and a total pressure of 626 mmHg, Calculate the amount (mol) of argon in the container.

Math
A family has three children. Assuming a boy is as likely as a girl to have been born, what is the following probability? Two are girls and one is a boy.

Lanaguage Arts 8th
Will do, thank you!

Lanaguage Arts 8th
There is little, if any, “storm” in the new movie Storm Fever. Aren’t actors supposed to act, and aren’t directors supposed to direct? Actor Robert Pierre seems to wander aimlessly around the set. And director Sue Smith can’t seem to figure out how to ...

Science
When a car is driving forward on a horizontal road what is the direction of the frictional force on the tires?? The answer is forward on all tires, but how is this correct?

math
find the volume of a prism whose dimensions are x cm, (x+2) cm and (x-1) cm in its simplest form

Principle to Business
58

Anatomy
A football kicker primarily uses which muscle movement to kick the ball? A. Abduction B. Adduction C. Extension D. Circumduction C?

Home Economic
Draw a diagram of print and calico patch

math
the perimeter of a rectangle is 8.0 cm. The width is 3/5 of the length. find the width and the length

anatomy
How is the percentage of body surface area affected by burns determined? A. Depth of burn B. Type of burn C. Rule of nines D. Amount of hair singed B

anatomy
There are _______ chromosomes in a human body. A. 20 B. 30 C. 46 D.38 I chose C

mathematics
the fifth and tenth term of an Ap are 0 and 10 respectively.find the twentieth term

Math
A city park planner is deciding between two proposals for a new rectangular playground. One is for a playground with an area of 1930 square feet. A) The second proposal is for a playground that is 11.5 meters long and 19.5 meters wide. What is the area of this playground? Use ...

Math
A city park planner is deciding between two proposals for a new rectangular playground. One is for a playground with an area of 1930 square feet. A) The second proposal is for a playground that is 11.5 meters long and 19.5 meters wide. What is the area of this playground? Use ...

Math help
How do you solve this please show with steps I'm very lost, I tried to put it in square root and I tried to multiply my approaches do not add up to the answer which is supposed to be 9/125... (3^1/3 • 5^ -1/2)^6

Math
Use log table to solve these; 2.647*0.00921 / 0.05738

Chemistry (12)
The specific heats (in units of J/g•K) of MoF6, CHBr3, and SnCl4 are 0.8090, 0.5172, and 0.6345, respectively. What is the order of the molar heat capacities? Formula weights: MoF6 209.9; CHBr3 252.7; SnCl4 260.5 (a) MoF6>CHBr3>SnCl4 (b) MoF6>SnCl4>CHBr3 (c) ...

Math
A box has 9 marbles, 4 of which are white and 5 of which are red. A sample of 5 marbles is selected randomly from the box without replacement. What is the probability that exactly 3 are white and 2 are red? (Enter your answer as an exact fraction.)

History
It's not D.

Math
the cote family car gets between 25 and 29 miles per gallon of gasoline the fuel tank holds 17 gallons of gasoline and the cotes refill the tank whenever it is 1/4 full the cost of gasoline will be 3.46 and 3.69 per gallon A) write expressions to estimate the amount they will ...

History
I think she does

History
malia do you go to primavera?

Physics :(
Bobby? ?is? ?pushing? ?a? ?20kg? ?box? ?up? ?a? ?plane? ?inclined? ?at? ?27? ?degrees? ?above? ?the? ?horizon b.? ?find? ?the? ?force? ?bobby? ?needs? ?to push? ?with? ?so? ?the? ?box? ?is? ?accelerating? ?at 5m/s^2

Science
Thanks!

Science
How can you purify a water using only materials at home? How will you know if it is purified or not?

Physic question help
A uniform disk with mass 9.6 kg and radius 2.7 m is pivoted at its center about a horizontal, frictionless axle that is stationary. The disk is initially at rest, and then a constant force 31.5N is applied to the rim of the disk. The force direction makes an angle of 35 degree...

Chemistry
A 7.52 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid. If 13.5 mL of 0.633 M barium hydroxide are required to neutralize the hydrobromic acid, what is the percent by mass of hydrobromic acid in the mixture?

History
Shes up to 687 now

History
wow

History
bruh its the slaves

History
499 posts later...does anyone else think "malia" needs a different schooling option?

Math
The ratio of dales pencils to max’s pencils is 8 to 5. Dale lost 9 pencils and now has the same amount as max. how many pencils did dale start out with?

Math
The ratio of dales pencils to max’s pencils is 8 to 5. Dale lost 9 pencils and now has the same amount as max. how many pencils did dale start out with?

Chemistry
A 7.52 g sample of an aqueous solution of hydrobromic acid contains an unknown amount of the acid. If 13.5 mL of 0.633 M barium hydroxide are required to neutralize the hydrobromic acid, what is the percent by mass of hydrobromic acid in the mixture?

Algebra I
Tell whether the set is closed under the operation. If it is not closed give an example that shows that the set is not closed under the operation. 10. Positive irrational numbers; division 11. Negative rational numbers; multiplication 12. Negative integers; addition 13. ...

Spanish
Mrs. Sue where is the answer?!? Its been almost 2 months and all you have wrote was "We'll be glad to check your answers."

Spanish
Mrs. Sue where is the answer?!? Its been almost 2 months and all you have wrote was "We'll be glad to check your answers."

Science Help Please
Young

Math
Is 26 divisible by 2? PLease help:( Thank you !!!

Chemistry
Lactic acid is a major component of Ringer’s solution, which is used as an intravenous fluid to maintain fluid balance in trauma patients. The pH of a 0.100 M lactic acid solution is around 2.44. Based on this information, determine the value of the acid ionization ...

maths
How to work it out???

math
1/4 chose basketball 1/3 chose football and 2/5 chose cricket while 3 people chose tennis how many people were there in the class

finances
Sending an employee an email with important criticisms represents a problem in which area of the communication process?

business math
56124

Chemistry
What is the pH of a 0.030 M solution of oxalic acid? Ka for oxalic acid is 5.9 × 10?2.

Algebra
If the community garden is 5/8 acre & divided by 15 equally sized plots, how large is each plot?

matematicas
find the product tell which strategy you used

physics
A ball thrown with a speed of 100m/s attains a height of 150.calculate (a)the time of flight (b)the angle of projection (c)the range

Chemistry
The pOH of an aqueous solution at 25°C was found to be 2.30. The pH is 11.7. What is the concentration of the hydronium ion and the hydroxide ion?

college math
particle B of mass 1.5 kg is attach to a spring of stiffness 3 Nm-1. The other end of the spring is fixed at a point A and the spring hangs vertically. A second spring, also of stiffness 3 Nm-1, is attached to particle B at one end and to a second particle C, of mass 1 kg at ...

Science
That is what I am thinking!

Science
Unfortunately, that was not the answer.

econimics
18. The following is a list of figures for a given year in billions of dollars. Using this data, compute: (a) GDP; (b) NDP; (c) NI; (d) PI; (e) DI; (f) Net exports. Transfer payments $ 16 Government purchases 80 Personal taxes 38 Corporate income taxes 28 Indirect business ...

Math
Hi

Algebra I
what is the slope of the line that passes through the points (-2,5) and (1, 4)?

Algebra
In assembling her bookshelves, Keri finds that she needs a bolt that'll reach through 5/8 inch wood, a1/8 inch thick washer, & a 1/4 inch thick nut. How long must the bolt be?

Math
1. Five medium apples have about 475 calories. Three medium oranges have about 186 calories. Apple:_____________ Orange:____________ ______________ have fewer calories. How do you do this?

math
you mix 2/5 cup of red paint for every 1/4 cup of blue paint to makw 1 5/8 gallons of purple paint. how much red paint and blue paint do u use

Algebra
1.Is the equation true false or open ? 9p+8=10p+7 A. Open; there is a variable B. True; the expression are the same for all values of the vaiables. False; the expression are never the same 2.Which is the solution of the equation 5-4x=-3? A.0 B.2 C.-3 D.1/4 3.Which order pair ...

Science
How would you figure the number of protons or electrons in an atom?

math
12x12x12

Science
Two identical copper spheres are separated by 1 meter in vacuum . How many electrons would have to be removed from one sphere and added to other sphere so that they now attract each other with a force 0.9 Newton?

Chemistry
A block of wood has a mass of 6.0 g and a volume of 12.0 cm3 whats the density of the block of wood?

Math
I mean what are the steps to solving this?

Math
1/3(12+x)=-8(6-×) What the steps to solving this?

chem
why is aniline soluble in HCl and nitrobenzene not?

Math
oh ok, thanks. I will redo my answer and work.

Math
4x+3=5+x my answer is x=2, is this correct?

Math
Thank you.

Math
How do you solve this? 3300 - .15 EDIT: I put this on a calculator and it says that it equals 3299.85 Is that right and if it is, what were to the steps to get this answer?

Chemistry
Iron forms a series of compounds of the type Fex(CO)y. If you heat any of these compounds in air , they decompose to Fe2O3 and CO2 gas. After heating a 0.142g sample of Fe(CO)y, You isolate the CO2 in a 1.50 L flask at 25 Degrees celsius. The pressure is 44.9 mmHg. What is the...

Physics
change in x = -7 change in y =-4 d^2 = x^2+y^2 = 49+16 = 65 so r = sqrt 65 angle in quadrant 3 tan angle below -x axis = -4/-7 so angle below x axis = 29.7 theta = 180+29.7 = 209.7

Math
Shayla is baking muffins that require 1/2 cup vegetable oil. She only has 1/3 cup of vegetable oil left. How much more does she need?

chemistry
2 H2O (?) ? H3O+(aq) + OH-(aq) ? ? Kw = 4.57 x 10^-15 at 15 °C. Calculate the pH of 0.10 M NaOH at this temperature.

History
fux dat. I'll swear we ARE NOT rejects. so fux off

History
wow the swearing and bad words. yikes. guess u really pissed them off. u made me mad but i won't swear. :)

History
fu

History
fu a aye

History
yeah really. who u think u are

History
don't be rude we're not rejects you a sssssssssssss hole

History
Here is your question for today. Why do nations form alliances? If so, what are its purpose? Typically in modern society, Europe formed alliances with other nations to side with others. You figure out the rest, you rejects.

maths
The given figure shows a rectangle inscribed in an isosceles right triangle whose hypotenuse is10 units long. Express the​ y-coordinate of P in terms of x.​ (Hint: Write an ...

English
Anofnnrejr

nait
what is the surface area of a cylinder with a diameter of 4cm and height of 6 cm? include the areas of the ends

cell biology
How do the daughter cells at the end of mitosis and cytokinesis compare with their parent cell when it was at the end of G2 of the cell cycle? a. The daughter cells have half the numbers of chromosomes and half the amount of DNA. b. The daughter cells have the same numbers of...

math
12

rMath
1000 - 5*25 = 875 875/25 = ?

Physics
in the absence of any friction, no power needed. P is N-m/s N = Force = ma no acceleration, no force, no work, no power.

Physics
What is the power of engine that pulls a 1000 kg automobile at a steady speed of 10 m/sec along a level road?

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