Questions Asked on
April 28, 2015

english
traditional healers should be allowed to practise and prescribe medicine in hospitals and clinics

computer
17. Which of the following sources likely has the most reliable information? A. A graduate student's blog that was updated ten months ago B. A companysponsored website with detailed citations C. A computer science textbook written by an expert in the

Math
Find the probability for the experiment of tossing a sixsided die twice. Put the answer in a/b form. P(the sum is odd or prime)

math
find the point which divides the segment from (5,4) to (6,2) in the ratio 2:3

calculus
1.Solve the differential equation dy/dx= y^2/x^3 for y=f(x) with the condition y(1) = 1. 2.Solve the differential equation y prime equals the product of 2 times x and the square root of the quantity 1 minus y squared. Explain why the initial value problem

Math
A deck from a card game is made up of about 108 cards. Twentyfive of them are red, yellow, blue, and green, and eight are wild cards. Each player is randomly dealt a sevencard hand. Write the final answer as a decimal rounded to six decimal places. 1.)

Calculus I
Marketing tells you that if you set the price of an item at $10 then you will be unable to sell it, but that you can sell 500 items for each dollar below $10 that you set the price. Suppose your fixed costs total $3000, and your marginal cost is $2 per

science
A uniform plank of a seesaw is 5 meter long and supported at its centre.a boy weighing 40kgf sits at a distance 1.5meter from one end of the seesaw.where must a girl weighing 25kgf sit on the other end of the seesaw so as to balance the boy.

English, pls help
Pls help "About Russell" 27. During "the greatest kickball game ever," Russell (1 point) scores the winning point. leaves with the ball. causes his team to lose. starts an argument, ending the game. 28. When Rita beats Russell at chess, she is amazed that

History
1.Which answer best describes a reason why industries flourished in New England? A The people in New England had more work experience. B New England had more lakes to use for water in factories. C The soil was better than in the South so they could grow

Chemistry
In a basic solution how does the concentration of H3O+ compare to concentration of OH?

Math
The cost of a student ticket to the school play is $7. Write an equation that correctly relates the cost, c, for a particular number of student tickets, s, purchased. Identify the independent and dependent variables.

Math
Use the graph below to answer the following question. I'll post the link to the graph below. Find the slope. A. 2 B. 1/2 C. 2 D. 1/2 Honestly I'm horrible at Math so I can't really pick a answer can someone please help me? Please explain to me how to

language arts
what is an example of assonance from the "TellTale Heart" by Edgar Allan Poe with page numbers

Physics
The equation of a transverse wave traveling in a string is given by y(x,t) = 10 cos (π/2)(0.0050x  8.0t + 0.57), in which x and y are expressed in centimeters and t in seconds. Write down the equation of a wave which, when added to the given one, would

physics
two charges of equal magnitude are 25.5 cm apart if the force between the charges is 155 N what is the magnitude of the charges

Civics
Leaders from several states of a nation meet once a year to settle common issues. They govern their own states independently, but they work together on issues that affect them all like trade and defense. They do not have a central government that handles

math
A samll bar of gold measures 40 mm by 25 mm by 2 mm. One cubic millimeter of gold weighs about 0.0005 ounce. Find the volume in cubic millimeters and the weight in ounces of this small bar of gold. Thank you!

Calculus
Susan pulls on a rope sleigh with a force of 120 N. If the rope makes an angle of 25 degrees with the horizontal, what is the force that tends to lift the sleigh? a)120.00 N b)108.76 N c)50.71 N d)84.85 N how would you know?

chemistry
Lithium chlorate is decomposed with heat to give lithium chloride and oxygen gas. If 2.23g of lithium chlorate is decomposed, how many milliliters of oxygen are released at stp?

Math
There are two integers from 1 through 40 and are chosen by a random number generator. Write the final answer in a/b form. 1.) P(the same number is chosen twice) 2.) P(both numbers are less than 30) 3.) P(one number is even and one number is odd) 4.) P(both

Language Arts  Please Check Answers
Please help me with the following questions: 1. Read the excerpt from Act II, scene v of Romeo and Juliet. Friar Laurence: These violent delights have violent ends, And in their triumph die, like fire and powder, Which, as they kiss consume: the sweetest

Math
Determine which function has the greater rate of change 1.The rates of change are equal. 2.The graph has a greater rate of change. 3.The table has a greater rate of change. 4.none of the above file:///C:/Users/SCHOOL/Pictures/math.JPG HELP ME UNDERSTAND

Social studies
1) The following, "People want to ensure that Puerto Ricans always identify with the Spanish language and culture." Provides support for which of the following statuses for the country of puerto rico? A) Separate Nation B) U.S. Commonwealth C) U.S. State

science
how many of its photons are required to ionize atomic hydrogen? Einstein quote for Lenard’s measurement of the “largest effective wavelength for air”=190 nm,, For this problem, take the energy of the ground state of the hydrogen atom to be

Chemistry
Sulfur trioxide decomposes into sulfur dioxide and oxygen in an equilibrium. You have a 3.00 L vessel that is charged with 0.755 mol of SO3. At equilibrium, the amount of SO3 is 0.250 mol. 2 SO3 (g) > 2 SO2 (g) +O2 (g) A) calculate the equilibrium

math
suppose that 8 turns of a wire are wrapped around a pipe with length of 60 inches and a circumference of 4 inches, so that the wire reaches from the bottom of the pipe to the top. what is the length of the wire

Health
__________ supervision means you keep your children in your view when they are in or near water. A. Active**** B. Quiet C. Loud D. Adult

Social Studies
Which of the following is not an example of resistance to change in the 1920s? (Choose All That reply) A. The KKK targeted more than just African Americans with its ideas of everyone's ''proper place'' in society. B. Racial segregation continued in the

Civics
Which of the following statements would you place in the section labeled F? F is under disadvantages of democracy. A. Very little holds the nation together, and local governments can leave anytime. B. The central and local governments may have conflicts

mathematics
Tom,Jerry and Ali share 279 marbles. Tom has 4 times as many marbles as Jerry and Ali has 36 more marbles than Tom. (a)How many marbles does Jerry have? (b)How many more marbles does Tom have than Jerry?

Calc 1
A piece of wire 11 m long is cut into two pieces. One piece is bent into a square and the other is bent into an equilateral triangle. (a) How much wire should be used for the square in order to maximize the total area? (b) How much wire should be used for

Calc
The marginal cost of manufacturing x yards of a certain fabric is C′(x)=3−0.01x+0.000006x2 (in dollars per yard). Find the increase in cost if the production level is raised from 3500 to 8500 yards. Increase in cost =

math
A wheelchair ramp near the door of a building has an incline of 15 degrees and a run of 7.11 m from the door. Calculate the length of the ramp to the nearest hundredth of a metre

math
The trunk of a leaning tree makes an angle of 12 degrees with the vertical. To prevent the tree from falling over, a 35.0 m rope is attached to the top of the tree and is pegged into level ground some distance away. if the tree is 20.0 m from its base to

Math
do this values in the table represent a linear function? If so what is the function rule? X 2. 0. 2. 4 Y 4. 0. 4. 8 A) the values do not show linear function B) yes they show y=1/2x+4 C) yes they show y=2x+2 D) yes they show y=2x My answer: C or D?

math
if $6000 is invested at 3% compounded quarterly, what is the amount after 6yrs?

math
Two towns on a map are 2 1/4 inches apart. The actual distance between the two towns is 45 miles. what does one inch on the map represent?

math
A baker can make a cupcake for $2.30. She would like a profit of 50 cents each. What is the percent markup on the cupcake, to the nearest tenth of a percent?

Math
Women make up 5% of all film directors. There are 122,500 film directors working. How many women are directing films?

Physics please help
He drops a ninja ball device from a height of 10.0m. The mass of the enter device is 190g and the mass of the top (smallest) ball is 2.90g A) calculate the momentum of the device as it hits the ground (ignore air resistance) I know that this answer is 2.66

chemistry
the wavelength(nm)of a ball bearing with a mass of 10g, and a velocity of 10cm/s is what?

5th grade math
how can you use compatible number to estimate 14675 divided by 7 so that the estimate is greater that the actual quotient? how can you use compatible numbers so the estimate is less that the actual quotient.

algebra
working alone, angie can process the payroll in 5 hours while pam can finish in 6 hours. how long would it take pam and angie to do the job

Physics  Half Life Question Check!!!
An ancient rock is found to contain 40Ar gas, indicating that 77% of the 40K in the rock has decayed since the rock solidified. Any argon would have boiled out of liquid rock. How long ago did the rock solidify? The halflife of 40K is 1.25 billion years.

Economics
A business can produce its product in different versions: Version A has a basic design and a lower cost and Version B has an upgraded design and a higher cost of production. The business knows there are different types of customers, “High” demand (H)

Differential Calculus
a person standing at the edge of a cliff throws a rock directly upward. it observed that 2 seconds later, the rock is it maximum height and that 5 seconds after it reached the highest point, it hits the ground at the base of the cliff. what is the initial

Chemistry
In which condition(s) can I get this reaction: Fe + H2SO4 = Fe2(SO4)3 + H2

Math Help
1.) P(E) = 0.7. Find the probability that the event WILL NOT happen. P(E’)= 2.) P(E') = 17/35. Look for the probability that the event WILL happen. Put answer is a/b form. P(E)=

math
Given A(a,2) B(3,4) and C(2,1). If A is at the same distance to the points B and C. Find a.

Social Studies
Which of the following tactics was not used by civil rights groups? a. organizing sitins b. arranging boycotts c. moving to new cities d. filing law suits

Algebra
If you make a bunch of cookies, and ten of your friends wanted some cookies. There are, in total, 5 dozen (60) cookies. Each dozen is a different kind; chocolate chip, oatmeal, nobake, peanutbutter, and gingerbread. If you put all 60 cookies in a tin,

Math Check
Hi! Can someone check my answers for this question? Thanks!! Directions: Look for the probability for an experiment that deals with the drawing of two marbles (without replacement) from a bag containing one green, two yellow, and three red marbles. Put the

english 4
What can you conclude that the Shadow represents in Part V of “The Hollow Men”? Use one or two details from the poem to support your interpretation. The last stanza is repetitive, saddening and hopeless, following the general impression of the poem.

Math Check
Hi! Can someone check my answers for this question? Thanks!! Directions: Look for the probability for an experiment that deals with the drawing of two marbles (without replacement) from a bag containing one green, two yellow, and three red marbles. Put the

physics
A mass is attached to a vertical spring, which then goes into oscillation. At the high point of the oscillation, the spring is in the original unstretched equilibrium position it had before the mass was attached; the low point is 8.6cm below this. What is

linear
Suppose that we have a system consisting of two interconnected tanks, each containing a brine solution. Tank A contains x(t) pounds of salt in 200 gallons of brine, and tank B contains y(t) pounds of salt in 300 gallons of brine. The mixture in each tank

Math Check
Can someone check this for me? Thanks! Directions: Two integers from 1 through 40 are chosen by a random number generator. Write your answer as a fraction in simplest form a/b. P(both numbers are less than 30) (my answer: 9/16)

math
35 percent of the total length of the screen at the movies is 51.8 feet. What is the total length of the screen? Please give full details.

algebra
The apartment building where Herman lives was built 12 years before his grandmother's house. In 4 years, the apartment building will be twice as many years old as Herman's grandmother's house. How many years ago was Herman's grandmother's house built?

Algebra
Jess saved $500 working during the summer. He plans to buy school clothes with his money. He found jeans he liked for $30 per pair, including tax, and shirts for $17, including twice. If he buys exactly twice as many shirts as jeans, how many pairs of

pol
The various cases with regards to religious freedom are concerned with excessive entanglements between government and religion. This means

math
Assume that if students buy more than $250 of art supplies in one visit, they may put it on a student account with terms of 2/10, n/30. If a student purchases $250 of supplies on September 16, what amount is due by September 26? How much would the student

Pharmacy Tech
20.) To find out if a drug causes nausea, you would look in this section of the drug monograph. a) adverse reactions b) contraindications c) how supplied d) warnings I am leaning towards a but not sure..I could also think it could be d as well...am

Physics
Periodic waves spread out over the surface of a lake where two women, Jenna and Mel, are fishing in separate boats 97 meters apart. Each woman's boat bobs up and down 31/min. At a time when Jenna's boat is at a crest, Mel's boat is at its lowest point, and

physics
A rocket is fired with an initial velocity of 200m/s at an angle of 60' to the horizontal.Find (1)the maximum height reached.

chemistry
is the reaction between Copper sulfate and zn exothermic or endothermic and does that involve the activity series?

Algebra
1.0

Child Development
how can books of different holiday cultures be used to promote antibias education in the early childhood classroom?

math
what is the total commission of 14% on a $3000 sale??

PHYSICS
A tube is open only at one end. A certain harmonic produced by the tube has a frequency of 500 Hz. The next higher harmonic has a frequency of 611 Hz. The speed of sound in air is 343 m/s. (a) What is the integer n that describes the harmonic whose

Math
A solid is made up of two rectangular prisms how would I find the surface area of the solid? The diagram shows 3 feet on top, 6 feet on the left side, 7 feet on the bottom, 2 feet and 4 feet to the right Our teacher gave us the answer of 156 then told us

medical teriminology
When comparing the flow of lymph in the lymphatic system with the flow of blood in the circulatory system, it can be said that the lymphatic system also

Math
file:///C:/Users/SCHOOL/Pictures/math.JPG Determine which function has the greater rate of change 1.The rates of change are equal. 2.The graph has a greater rate of change. 3.The table has a greater rate of change.*** 4.none of the above Is this right?

Algebra
Spencer and Sydney both have many books at home. Together they have 65 books. Spencer has 9 fewer books than Sydney.

Math
I need to find what the total commission of 14% on a $3000 sale. Can u please show in detail how to solve this. Please and thank u. :)

Math (i'm confused)
commission of 10% on a sale of $2500? I think you are supposed to multiply but i'm not sure.....

Math
Two conjugate diameters of the ellipse x^2/a^2+y^2/b^2=1 are drawn to meet the directrix at P and Q. PM is drawn perpendicular to OQ and ON perpendicular to OP. Prove that PM and ON meet at a fixed point and state its coordinates.

Math
Let P and Q be two points on a parabola whose vertex is O. If the chord PQ meets the axis at K and the tangent to the parabola at P and Q meet the axis at T1 and T2. Prove that OT1.OT2=OK^2

English 4
Victorian era and Victorian England are the same ?

Civics
Which of the following statements would you place in the section labeled F? F is under disadvantages of democracy. A. Very little holds the nation together, and local governments can leave anytime. B. The central and local governments may have conflicts

Help
What are some things you can skip?

math
women make up 5% of all teachers. there are 122,500 teachers working. how many women are teAchers?

english
Please help i don't understand this What kind of phrase is the underlined group of words? The puppy sat down on the carpet. A. adjective phrase B. appositive phrase C. adverb phrase

Anatomy
TRUE or False: atrial systole is responsible for "most" of venous return. wouldn't this be false? I was thinking it should say ventricular systole instead, but I'm not sure. Help?

math
a pyramid on a base 4cm has a slant edge of 6cm calculate the volume of thn pyramid

Math
Please help me solve this question. Two conjugate diameters of the ellipse x^2/a^2+y^2/b^2=1 are drawn to meet the directrix at P and Q. PM is drawn perpendicular to OQ and ON perpendicular to OP. Prove that PM and ON meet at a fixed point and state its

PHYSICS PLEASE HELP
A very large firecracker explodes in the hallway into 3 fragments. Physics students rush to the scene to enrich their knowledge of the law of conservation of momentum. They report that Fragment 1: mass=1.23kg, v=8.70m/s, north Fragment 2: mass

Geometry
Find the area of the regular triangle with a perimeter of 36 cm. how do I do this?

math
the shape of the base is square and has 5 sides

MATH
A box contains four white, three red, and two black marbles. Three marbles are chosen at random. a. What is the probability that all three are the same color? b. What is the probability that all three are different colors?

chemistry
Calculate the approximate pH of a 0.1 M solution of ethanoic acid at 298 K, given that the dissociation constant, Ka, is 1.75 x 105 mol/L at 298 K.Ethanoic acid dissociates in aqueous solution as follows: CH3COOH(aq) + H2O H3O+(aq) + CH3COO(aq)

History
. Imagine that you are a British industrial worker who fell asleep in 1833 and awoke mysteriously eighty years later, in 1913. What, if anything, is still recognizable from your own life?

Physics
Microwaves travel at the speed of light, 3.00 × 108 m/s. When the frequency of microwaves is 5.93× 109 Hz, what is their wavelength? Answer in units of m.

Geometry
What would the volume be if the radius of a sphere is 16m?

Algebra Word Problem
A large hotel finds that it can rent 95 rooms when it charge $100 per room. For each $1 increase in room cost it rents one room less. (Likewise, for each $1 decrease in room cost it rents one room more) What price should it charge in order to maximize the

English
In Edgar Allan Poe’s poem “The Bells,” how does the tone change from the beginning to the end? from melancholic to scary from cheerful to sinister from peaceful to frenetic from hopeful to embittered

Food Chemistry
A new food colorant has a molar absorptivity of 3.8x 10^3 cm^1M^1 at 510 nm: (1) what will be the absorbance of a 2X10^4 M solution in a 1 cm cuvette determined at 510 nm; (2) what will be the percent transmittance (T%) of the solution in (1) in this

5th grade (math)
Leslie and Jess were racing at school. Leslie was able to complete the race in 12 1/2 seconds, whereas jess finished in13 1/10 seconds. How much faster did Leslie run? PLs help me!!

Calculus help??
I'm not sure how to solve this and help would be great! d/dx [definite integral from 0 to x of (2pi*u) du] is: a. 0 b. 1/2pi sin x c. sin(2pi x) d. cos (2pi x) e. 2pi cos (2pi x) This is the fundamental theorem, right? What's confusing me is the u and du

Math
Can someone please check my answers? A yard has a square gate that has an area of 8 square meters. 1. What is the height of the gate in meters? Answer: 28 meters 2.How many feet would that be? Answer: 8.4 feet 3. If each side was 1 foot longer, what would

math
The volume inside a rectangular storage room is 2,025 cubic feet. The room is 9 feet high. Find the area of the floor.

trig
Forces of 15 kg and 10 kg act on a point with an angle of 60◦ between the forces. Find the magnitude of the resultant force (to nearest tenth of a kilogram) and the angle (to the nearest degree) the resultant makes with the 15 kg force

Geometry
How do I find the area of a regular triangle with a perimeter of 36 cm?

Algebra
Solve the proportions. (Solve for x) 1. 3x/7 = 8/21 2. 20/10 = x+2/5

French
Is this sentence correct? On met sur la table des nappes.

math
A store manager set up a cardboard display to advertise a new brand of perfume. The display is a square pyramid whose base is 18 inches on each side. The height of each triangular face of the pyramid is 12 inches. How much cardboard was used to make the

math
A cardboard box is open at one end and is shaped like a square prism missing one of its square bases. The volume of the prism is 810 cubic inches, and its height is 10 inches. A)What is the length of each side of the base? B)Draw a net of the box C)How

Math
Mitosis is a process of cell reproduction in which one cell divides into two identical cells. A bacterium called E. coli often causes serious food poisoning. It can reproduce itself in 15 minutes. a) Starting with one bacterium, make a table with time in

Calculus
Find the area of the largest rectangle that fits inside a semicircle of radius 10 (one side of the rectangle is along the diameter of the semicircle).

Chemistry
Determine the energy absorbed as two moles of Nitrosyl Chloride are disassociated into nitric oxide and chlorine gas (used bond energies of kJ per mole to determine your net energy released in Joules): 2NOC1(g)>2NO(g)+C12

Chemistry
Determine the energy absorbed as two moles of Nitrosyl Chloride are disassociated into nitric oxide and chlorine gas (used bond energies of kJ per mole to determine your net energy released in Joules): 2NOC1(g)>2NO(g)+C12

history
our constitution says that people may say your right anything they want but what are some limitations to that

math
Jessie has a piece of cardboard that is 8.5 inches by 11 inches. She makes a picture frame with the cardboard by cutting out a 4 inch by 4 inch square from the center of the cardboard. What is the are of the frame?

Physics
Calculate the work required to pull a wagon along a horizontal road for 4.0x10^2 m at a constant speed of 3.0 m/s if the force of friction is 8.0 N.

MATH
NOT INDEPENDENT A box contains four white, three red, and two black marbles. Three marbles are chosen at random. a. What is the probability that all three are the same color? b. What is the probability that all three are different colors?

math
Lisa bought a tank for her hermit crab. The tank can hold 1,331 cubic inches of water and includes a top. The base of the aquarium is a square. The height of the acquarium is 11 inchew. A)What is the length of each side of the base of the tank? B)What

Math
By using the numbers 1, 1,1, 5 and 6 only once but need to use all and using any math get the number 51

Probability
A company produces light bulbs, and finds that approximately 2% of the light bulbs they produce are defective. The company wants to make a moneyback guarantee that in every box of 10 light bulbs, no more than 1 will be defective. What is the probability

science
HIV. B. ReedSternberg cells. C. EpsteinBarr virus. D. ARC

Physics Help Please
archaeologist digging at the site of an ancient settlement discover the remains of a wooden structure. carbon 14 dating of the wood from the structure finds a decay rate of 180 decays/min. Knowing that the decay rate for living wood is 600 decays/min and

Calculus
The rate of change of atmospheric pressure P with respect to the altitude h is proportional to P provided that the temperature is consistent. At 15 degrees Celsius, the pressure is 101.3 pounds per square inch (psi) at sea level and 87.1 psi at height

Freezing point
How many moles of each of the following are needed to give the same freezing point lowering as 5.0mol of the nonelectrolyte ethylene glycol in 1 kg of water?CH3−OH, a non electrolyte, KNO3, a strong electrolyte. Im confused on what they are asking, and

Chemistry
How does a pH of a buffer solution go outside of its range?

math
What function would have a zero at sqrt2?

Math help
How would I find the volume of a cube with edge lemgth of 3sqrt2 cm?

physics
Vibrating a long spring with a succession of pulses with a frequency of 50hz produces adjecent nodes that are separated by 3.5cm. What is the velocity of the longitudinal waves formed?

english
african merriage is an advantage for mans only not for womans?

Calculus
Piecewise function problem. Let f(x)={ax^2+1/3, x is greater than or equal to 1; bx10/3, x

PreCalculus
f(x) is a sinusoidal curve with maximum at f(0)=10 and next minimum at f(6)=0. Find the equation?

Geography
I have one question what's money sense Ms. Sue please help me

PreCalculus
At 34 degrees north latitude, the longest day of the year has 14.273 hours of daylight, and the shortest day 9.726 hours. If the equinox falls on march 21(day 80), model the hours of the daylight by day?

PreCalculus
Explain the difference between sin^1(x) and 1/sin(x), Are there different expressions for both these functions?

maths
2 apples and 2 mangoes cost as 5 apples and 1 mango. Each mango cost $2.40 Find the cost of 1 apple. How to do this question? Please help me.

History Help! Very easy.
How are the cultures in South America like the cultures in Mexico? How are they different? I already got the similarities. I need DIFFERENCES, and the Internet, full of approximately 150 websites I checked, has NO use.

math
.5 L/s gal/h .5 L/1s= .5L/1s x 3.7 gal/1 h

science
Jenny is doing an experiment to see if students in her class like apples or oranges best. She will offer each student an apple or an orange. Then she will record how many students took each kind of fruit.What is a valid prediction Jenny could make about

analytical chemistry
What weight of potassium acid phthalate(KHC8H4O4) is required to react with 25 ml OF 0.5N NaOH solution

maths
2 apples and 2 mangoes cost as 5 apples and 1 mango. Each mango cost $2.40 Find the cost of 1 apple. How to do this question? Please help me.

Religion
Where was the sacrificial lamb when Jesus instituted the Lord's supper?

Physics
A car skidded on a roadway that has a coefficient of friction with the road of 0.7. A police officer measured the skid marks and noted them to be 100 feet long. Two years later at trial, the lawyer for the driver argues that the officer did not measure the

who dislike
who dislike maths?

english
Please check my answer because i don't know for Sure Which pronoun or pronouns correctly complete the sentence? Everybody had chosen __________ own meal to eat on the field trip. A. its B. his or her C. their D. they're I think it is either B or C but i

English and Language Arts
Which of the following would you find in the new English and Language Arts curriculum guidelines? A: An oral language program only at the primary grades B: A phonics program at all grades C: A writing program at all grades D: A study of core literacy works

error analysis
I would like to know the meaning of Omission,Addition, Misformation, Misordering and Blends. You can find the meaning and for example of each meaning ?

Geometry
The front wheel of a child's tricycle has a 10inch radius and the rear wheels have a 6inch radius. The pedals are attached to the front wheels by arms that are 7 inches long. How far does a pedal travel when the rear wheels make one revolution?

Physics
A satellite has a mass of 6445 kg and is in a circular orbit 4.14 × 105 m above the surface of a planet. The period of the orbit is 2.1 hours. The radius of the planet is 4.52 × 106 m. What would be the true weight of the satellite if it were at rest on

physics
What fraction of the volume of the ball is below the waterline?

Chemistry
A sample of krypton gas occupies 95.0 mL at 0.500 atm. If the temperature remained constant, what volume would the krypton occupy at (a) 5.00 atm, (b) 0.0500 atm, (c) 555 torr, (d) 5.00 torr, and (e) 5.5 3 1022 torr?

Hallandale high
2. What can be concluded about the female character referred to in these lines? "Make one," said Anthony. "Take her for a walk in the park, or a straw ride, or walk home with her from church Chance! Pshaw!" "You don't know the social mill, dad. [ She's

Physics Help Please! Decay Questions
archaeologist digging at the site of an ancient settlement discover the remains of a wooden structure. carbon 14 dating of the wood from the structure finds a decay rate of 180 decays/min. Knowing that the decay rate for living wood is 600 decays/min and

literature/poetry
2. What can be concluded about the female character referred to in these lines? "Make one," said Anthony. "Take her for a walk in the park, or a straw ride, or walk home with her from church Chance! Pshaw!" "You don't know the social mill, dad. [ She's

physics
A solid ball with a mass m = 0.53 kg floats in a tank of water. The ball is made of material with a density of 400 . The density of water is 1000 . What fraction of the volume of the ball is below the waterline?

Mathematics
A sack of cement contains 12 kilograms.how much grams is 2/3 of the sack?

Chemistry
A 1X Phosphate Buffered Saline solution was prepared by adding 1.44g of Na2HPO4 and 1.44g of H2PO4 to 800mL of water. Additional components were dissolved in the solution: 8g of NaCl, 0.2g of KCl and 0.24g KH2PO4. The resulting buffer solution had a pH of

English
I am doing a research are you suppose to write numbers out of words in the paper?

Math 
screenshot20120601at12.20.29pm.png Can you click on this  hopefully it comes up and tell me if A is the correct choice  to me it is the only one that can not be proven. Thank you

Math
Find area of the region under the curve y=9−2x2 and above the xaxis. area=?

Philosophy
When, if ever, do you think that the government in a liberal society is permitted to restrict the freedom and liberty of its citizens? If you can, identify at least two practical (moral) implications of your response for laws and public policy.

English 4
In “Ulysses,” the speaker declares,“I am a part of all that I have met:/Yet all experience is an arch wherethrough/Gleams that untraveled world, whose margin fades/Forever and forever when I move” (lines 1821). What does this quotation tell

english
Cuba is one of the few remaining communist countries in the world. Since the collapse of the Soviet Bloc in 1990, however, the country has promoted capitalism in the form of tourism in order to stimulate the economy.

English 4
Victorian England women were expected to have sex with only one man, their husband. is that true ?

physics
A wheel is mounted on a frictionless axle. A cord is wrapped around the wheel and a mass, m= 10kg, is attached at the end of the cord.

English
Decide if the quotation marks are used correctly. Have you read the story "A Rose for Emily"? correct incorrect I think it is correct but I am not sure...please help

Chemistry
Cobalt and nickel can be simultaneously determined by formation of their coloured complexes with 8quinolinol in solution. Molar extinction coefficients are: εCo = 3529, and εNi = 3228 cm1 M1 at 365 nm; and εCo = 428.9 and εNi = 0 cm1 M1 at 700 nm.

Calculus
Can someone check my work on this problem? I'm studying for the AP test and I would really appreciate any help. Let f(x) = the definite integral from [2,(x^23x)] of e^(t^2) dt At what value of x is f(x) a minimum? a. For no value of x b. 1/2 c. 3/2 d. 2

English, pls help asap
Pls help "About Russell" 27. During "the greatest kickball game ever," Russell (1 point) scores the winning point. leaves with the ball. causes his team to lose. starts an argument, ending the game. 28. When Rita beats Russell at chess, she is amazed that

Math Calc
A factory produces bicycles at a rate of 100+0.4t2−0.7t bicycles per week (t in weeks). How many bicycles were produced from day 15 to 28? Hint: the lower limit of integration should be the integer number of weeks preceding day 15, i.e. a=2, and the

trig
Find the bearing and airspeed for a plane to fly 630 miles due north in 3 hours if the wind is blowing from a direction of 318* and is blowing at 15mph. Approximate the bearing to the nearest degree and the speed to the nearest mile per hour.

MATH
IF THE LOAN IS FOR $18000 AND THE INTEREST RATE IS 6.5%. iF THE INTEREST PAID IS $4680.0 HOW MANY MONTHS IS THE LOAN FOR?

Social Studies
Which of the following was a change made to transportation during the 1920s? A. Airplanes were invented and used for the first time. B. Railroads were introduced, making it easier to ship goods. *** C. The first canals between waterways were built. D.

English 4
"The Demon Lover" by Elizabeth Bowen After she reads the letter, Mrs. Drover in “The Demon Lover” examines her reflection in the mirror. What do we learn about Mrs. Drover, based on what she sees in the mirror? Support your answer with an example from

MATH
35 PERCENT OF THE TOTAL LENGTH OF THE SCREEN AT THE IMAX IS 51.8 FEET. wHAT IS THE TOTAL LENGTH OF THE SCREEN?

English 4
what point Gordimer is trying to illustrate through the contrast in “The Train from Rhodesia” between the description of the wooden figures and the description of the begging children. I need help with this ! :(