Thursday
July 31, 2014

Posts by haley


Total # Posts: 393

math
A $15,000 debt is to be amortized in 12 equal semiannual payments at an annual interest rate of 11% on the unpaid balance. Construct an amortization table to determine the unpaid balance after two payments have been made.

health
With bone-strengthening activities, your feet, legs, or arms support your body's weight, and your muscles push against your bones. This helps make your bones strong. Running, walking, jumping rope, and lifting weights are examples of bone-strengthening activities.

Science (A&P)
Trace the path of food from the mouth to the large intestine and what occurs at each structure. Anything would be helpful because I am having trouble finding the answer.

Science
When a cell is infected with a virus, what is produced for future protection? i thought it was good bacteria but i don't think a cell can do that. So confused.

Algebra 2
That is 300 degrees so (1/2,square root 3/2). The cosine is (1/2). For exact value, (5 pie/3) times (180/pie). Cross multiply. Hope that helps!

Algebra
How do you find the excluded value if there is another variable or number in the denominator? Such as the equation 12(a) over a squared minus 3(a) minus 10?

chemisty
how many joules of energy are needed to change 275 g of water from 15 degrees C to steam at 100 degrees C?

Social Studies! CHECK!
What do you think the answers are?

chem
How many grams of NH3 are present in 725 mL of gas at STP?

Chemistry: Check my answers?
12 : is false everything else looks great

Education
it does not give a exact answer, it's wording is unclear.

Education
well help me out hoe

Education
In a study about kindergarten readiness, which one of the following was true? A. Group participation skills were viewed as insignificant in comparison to academic skills. B. The ability to write one's name was followed by self-control. C. The majority of teachers placed ac...

education
Teachers usually ask more of this type of question even if it is NOT recommended: convergent. B. divergent. C. open-ended. D. recall.

ece
I think C

ECE
Would it be D?

Early Childhood
Agreed

Chemistry
2 NO(g) + O2 (g) <==> 2 NO2 (g) Given that Kp=7.96×1012 for the reaction above and the following starting conditions: Initial Concentrations p(NO)=0.775 atm p(NO2)=0.000 atm p(O2)=0.789 atm Determine the equilibrium concentration of NO2.

math
coach kent brings 3 qt of sport drink to soccer practice each player gets the same amount of drink how many oz of the drink does each player get?

Physics
Calculate the percentage of Earth’s gravitational force on the ISS astronauts while orbiting at an altitude of 248 miles above Earth’s surface. To do this, compare the gravitational force on an orbiting astronaut to the force on the astronaut here at Earth’s sur...

English 12
Explain how a word can be a morphemic noun and a syntactic adverb in the same sentence.

physics
A 17 kg child descends a slide 3.5 m high and reaches the bottom with a speed of 4.5 m/s. How much work was done by friction as the child goes down the slide?

physics
A 17 kg child descends a slide 3.5 m high and reaches the bottom with a speed of 4.5 m/s. How much work was done by friction as the child goes down the slide?

physics
A 17 kg child descends a slide 3.5 m high and reaches the bottom with a speed of 4.5 m/s. How much work was done by friction as the child goes down the slide?

EARTH SCIENCE
I have taken the exam on penn foster and 125 gallons is not the right answer!

Early Childhood Education
lol ,dang she told you!

Spanish 4
help with worksheets

math
What number must be added to make a perfect square trinomial x^2+(8/5)x

College Algebra
Pencils cost 20 cents and pens cost 50 cents. Mabel buys x pencils and y pens, spending $2.00. Write an equation in standard form with integer coefficients that relates x and y.

College Algebra
Write an equation for the amount of money, A, that we would have if we invested $25,000 at 6% per year for 5 years compounded instantaneously.

College Algebra
Write an equation for the amount of money, A, that we would have if we invested $2000 at 8% interest for 10 years compounded semiannually (twice each year)

College Algebra
Solve the System 2x-8y=20 3x-12y=30

College Algebra
A 50 gallon barrel plumb full of water springs a leak in the bottom and leaks at a constant rate of two gallons per minute. Write an equation that relates the amount of water left in the barrel, y in terms of how many minutes have passed since the leak began, x.

College Algebra
A company that bought a machine for $30,000 wants to depreciate its entire value equally over the next ten years. Write an equation that represents the machine's value, v, in terms of the number of years that have passed since the machines purchase, t.

College Algebra
Change the equation 5x+3y=60 to slope-intercept form.

College Algebra
Change the equation to slope-intercept form.

College Algebra
Mints cost 5 cents each and gumballs cost 3 cents each. Kathleen spent 60 cents buying x mints and y gumballs. Write an equation in stand form that represents all the different combinations of mints and gumballs that Kathleen might have purchased.

algebra
what is the cube root of -125x^6

world history
what did samuel kemper and the republican army accomplish?

Chem 1
Suppose 1.624g of salt FeSO4 is placed in a 250mL flask to which 50mL of water and 10 mL of 3M H2SO4 are added. How many mL of .1062 M KMnO4 solution are required to reach the endpoint?

Chem 1
What about the mL of water and H2SO4

Chem 1
Suppose 1.624g of salt FeSO4 is placed in a 250mL flask to which 50mL of water and 10 mL of 3M H2SO4 are added. How many mL of .1062 M KMnO4 solution are required to reach the endpoint?

Math
if kelly gave 1/3 of a pizza to holly and 1/5 to diana, how much did she have left?

math
write a numerical expression to represent the phrase Half a number increased by 34

math
a carload of fraternity brothers leave their house for a long weekend trip. three hours later a second carload of brothers leaves the same house and travels the same path. if the second care drives and average of 15 mph faster than the first, what is the average speed of eavh ...

math
jim has a box in the shape of a rectangular prism. The area of the base of the box is 48 square inches. The volume of the box is 144 cubic inches. Let h = the height of Jim's box. Write and solve an equation you can use to find the height of Jim's box.

algebra
A person invested 20,000$ in stocks and bonds. Her investment in bonds is 5,000$ more than half her investment in stocks. How much did she invest in stocks? how much did she invest in bonds?

Early childhood
Thank you!

English
What is the physical journey like in the novel "Murder on the Orient Express" and how does it add to the meaning?

trig
Find all solutions of the equation. Leave answers in trigonometric form. x^5-1024=0 I got 4(cos tehta + i sin tehta), tehta = 0, 2pi/5, 4pi/5, 6pi/5, 8pi/5 is this right

hazard bctcs
one aspect of the beauty of scenic landscape is its variability. The elevations (feet above sea level) of 12 randomly selected towns in the Finger Lakes Regions of Upstate New York are recorded here. 1117, 1360, 1009, 766, 1333, 1306, 577, 1144, 874, 658, 1306, 712. Find the m...

hazard bctcs
one aspect of the beauty of scenic landscape is its variability. The elevations (feet above sea level) of 12 randomly selected towns in the Finger Lakes Regions of Upstate New York are recorded here. 1117, 1360, 1009, 766, 1333, 1306, 577, 1144, 874, 658, 1306, 712. Find the m...

hazard bctcs
You are responsible for planning the parking needed for a new 256 unit apartment complex, and you're told to base the needs on the statistic "average number of vehicles per household is 1.3" If the owner wants parking that will accommodate 73% of all the tenants ...

hazard bctcs
According to Chebychev's theorem, what percentage of a distribution will be within k = 3.7 standard deviations of the mean? (Give your answer correct to one decimal place.)

Chemistry
So would 248 ml be correct

Chemistry
The volume of a mass of gas is 300 ml at 25°C and 685 torr. What will the gas occupy at STP? Will the temperatures be the same when I do (P1V1/T1) = (P2V2/T2) ?

chemistry
if 500 g of mgcl2 are produced in the above reaction how many l of h2 are produced

math
melinda charges $4 per hour for babysitting. Mrs Garden does not want to spend more than $25 for babysitting. what is the maximum number of hours that she can have melinda babysit. the answer is $24. solve the inequality

math
how munch sand in cubic feet for a sandbox 6 inches high 3 feet wide 3 feet long

US History
thank you

US History
He thinks the first on is It required all Americans to return runaway slaves to their owners, and free states opposed this law then the next one Slavery was increasing in the southern states, but northern states wanted to end slavery hes not sure and i dont want him studying t...

US History
He thinks the first on is It required all Americans to return runaway slaves to their owners, and free states opposed this law then the next one Slavery was increasing in the southern states, but northern states wanted to end slavery hes not sure and i dont want him studying t...

US History
Why was the Fugitive Slave Act so controversial? (3 points) It required all Americans to return runaway slaves to their owners, and free states opposed this law. It required all runaway slaves to be hung, and most people in free and slaveholder states were against this form o...

US History
Use this case study for the following question. Case Study: Rattle Snake Springs National Park Service Rattlesnake Springs was one of the stockade camps where Cherokees were initially collected after being forced off their land. It is located in the far southeastern corner of ...

US History
Sorry, theres another one my son is stuck on.

US History
Thank you

US History
Can somebody help with my son's study guide? Thank you! What did the Supreme Court cases and the ultimate outcome for the Cherokee suggest about future dealings between the United States government and Native Americans? (3 points) The U.S. government would most likely foll...

chemistry
567

Physics
276.3

math
well that aint right so..

math
idk

Alagbra 2
what is .5 cubed?

Geometry
URGENT PLEASE HELP please help me understand how to draw a net, am i supposed to memorize these or is there a method for drawing nets for different shapes.

English
I have to write a 1 paragraph summary on how Alfred the Great defines, and explains irony, and how is Alfred the Great an example of irony

English
Good

english
sentence labeling

Interpersonal Communications
Imagine that you are hosting a group of exchange students next term. You are responsible for welcoming the students to campus and acquainting the students with life on campus socially as well as academically. Develop a “Welcome Letter” for the visiting students. Keep...

math
The lenght of each of the two sides of an isisceles triangle is 10 meters. The angle between the two congruent sides is x. find the area of the triangle as a function of x/2.

math
The lenght of each of the two sides of an isisceles triangle is 10 meters. The angle between the two congruent sides is x. find the area of the triangle as a function of x/2.

pre-calc help !!!!!!!
if someone could show me how to solve this problem 1) cos(345°)

pre-calc help !!!!!!!
#1 cos x+sec x=2 #2 (1+tan x)^2= 2 tan x+2 #3 cos^2x-sin^2 x+1=cos x please show all work & thanks

pre-calc help !!!!!!!
cos^2x-sin^2 x+1=cos x

pre-calc
(1+tan x)^2= 2 tan x+2 please show all work

pre-calc
cos x+sec x=2 if you could please show all work

chemistry
the average mass of a kernel of popcorn is 0.15g? what would be the mass of one mole of kernels ?

Algebra 2
I've had a major brain fart..How do you get the inverse function of: f(x)= (2x-3)/(x+1) i know the answer but i don't know how to get there. Please help, thanks.

pre-calc help !!!!!!!
1)tan^2x=3 ? 2)tan x sin^2x=tan x ? 3)2cosx sinx - cos x=0

pre-calc
two observers 3 miles apart and facing each other find that the angles of the elevation of a balloon in the same vertical plane with themselves are 28degree and 31 degree respectively.find the distance from the balloon to the observer located at the 31 angle?

pre-calc
a lifeguard sits on the lifeguard stand that is about eight feet high.he suddenly notices that a swimmer is struggling in the water.the angle between the base of the lifeguard stand and the swimmer is about 102 degree,and the straight line distance between the base of the stan...

pre-calc
two lighthouses A and B are positioned along the coast.A ship is positioned 30 miles from lighthouse A and 40 miles from lighthouse B.The angle between the line of sight from the ship to lighthouse A and the line of sight to lighthouse B is 33 degree. what is the distance betw...

Psychology
Your body's reaction to the stress you have been under for the past two weeks is that you have become more tired and now have a sore throat. What is this called? Object–relations theory Opponent–process theory Two–factory theory Type B behavior pattern Gener...

Psychology
What kind of memory is involved in remembering how to tie shoes? Semantic Episodic Procedural Priming Prospective

Psychology
Your body's reaction to the stress you have been under for the past two weeks is that you have become more tired and now have a sore throat. What is this called? Object–relations theory Opponent–process theory Two–factory theory Type B behavior pattern Gener...

Physics
A ball rolls off a tabletop 0.900 m above the floor and lands on the floor 2.60 m away from a point that is directly under the edge of the table. At what speed did the ball roll off of the table? I would really appreciate it if someone could explain to me how the problem is wo...

Intermediate Algebra
8y+20/8 reduced to the lowest term

college chemistry
A sample of helium occupies 1521 mL at 719 mmHg. Assume that the temperature is held constant and determine a) the volume of the helium at mmHg. b)the pressure, in mmHg, if the volume is changed to 315mL

physics
A 1.8 tall basketball player attempts a goal 11 from the basket that is 3.05 high.If he shoots the ball at a 54 ◦ angle, at what initial speed must he throw the basketball so that it goes through the hoop without striking the backboard? The acceleration of gravity is 9.8...

Astronomy
If M is the mass of one body and m is the mass of another body, and their separation is d, then the gravitational force between them is proportional to

Physics
A projectile is launched at an angle of 64.3 degrees with the horizontal (x axis) at some unknown velocity. After 4 seconds, the object's angle of trajectory is 47.2 degrees above the horizontal. What is the object's vertical displacement at this time in meters?

Science
The ray of refraction would bend away from the normal. That's all I've got, sorry!

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