Posts by Mallory
Total # Posts: 62

geometry
In a circle centered at point O, the ratio of the area of sector AOB to the area of the circle is . What is the approximate measure, in radians, of the central angle corresponding to ? Round the answer to two decimal places 
Math
Reasoning given that 9,554/562=17, how can you find the quotient 95,540/562? Not sure how to word this explanation. 95540/562=170. Adding a zero to the 17 
Finance
This morning, you purchased a stock that will pay an annual dividend of $1.90 per share next year. You require a 12 percent rate of return and the annual dividend increases at 3.5 percent annually. What will your capital gain be on this stock if you sell it three years from now? 
science
Do you do Connexus, if you do I would find these answers in the Key Concepts 
Ethics and moral reasoning
2. The branch of philosophy called aesthetics explores (Points : 1) questions of right and wrong. questions about art and the beautiful. questions about political power. questions about being. 
Ethics and moral reasoning
Maimonides was famous for his interpretations of which text? 
math
Explain how 8tens thousands can be equal to 80 thousands 
Ashford
2. A sentence is said to be truthfunctional if and only if (Points : 1) 
Ashford
16. <21{5[1(03)59]}> Barney: Last winter, I slipped on the outside stairs of PineTree Café and broke my leg. My fall was caused by ice on the stairs that the restaurant failed to remove. Since the restaurant clearly did not provide a safe atmosphere for its ... 
4th grade math
140=80+2w 
Physics
work: acceleration = velocity/time = 1.75/4 = .4375 distance = .5*acceleration*t^2 = .5*.4375*16 = 3.5 energy = mass*gravity*distance + (mass/2)*v^2 =500*9.8*3.5+(500/2)*(1.75)^2 =17150.0+765.625 = 17915.625 power = work/time = 17915.625/4 = 4478.9063 answer for part a) 4478.... 
Psychology
1. Radical, or Pyrrhonic, Skepticism claims (Points : 1) nothing can be certain, including this claim itself. only God guarantees the truth of mathematics. only strong inductive arguments are valid. the senses provide certain truths in most cases. 
Biomedical Ethics
Rationalism is the view that the most important component of knowledge is 
science
i am confused!!!!!!??? 
Math
56 
s.s help
Growing there own 
Science
How many grams of barium carbonate can be produced from mixing 100.0 mL of 0.20M barium nitrate and 50.0 mL of 0.30M potassium carbonate? 
Math
Can someone please tell me Why is (4x + 5) (2x  1) + (x  9) (2x  1) not in factored form? What is the correct final factored form? What is this factoring method called? 
Math
Can someone please tell me Why is (4x + 5) (2x  1) + (x  9) (2x  1) not in factored form? What is the correct final factored form? What is this factoring method called? 
Math
Scientists use the Beaufort wind scale to approximate wind speed. The formula is B= 1.69 sqrt(s+4.45) 3.49 where B is the Beaufort number and s is the speed in miles per hour. To the nearest mile per hour, what is the approximate wind speed if the Beaufort number is 6? 
Phi103
3. Truth tables can (Points : 1) display all the possible truth values involved with a set of sentences. determine what scientific claims are true. determine if inductive arguments are strong. determine if inductive arguments are weak. 
Chemistry
If a nitrogen gas sample occupies a volume of 2.55 L at 22.0 degrees Celsius and 0.860 atm, what is the mass of the N2 gas? 
chemistry
A sample of neon gas at 1.20 atm compresses from 0.250 L to 0.125 L. If the temperature remains constant, what is the final pressure? 
Chemistry
A solution is prepared by diluting 65.0 mL of 0.175 M methylamine, CH3NH2, to a total volume of 225 mL. Calculate the pH of the diluted solution. Kb (CH3NH2) = 4.40 x 104 
pre school
Thank you Ms Sue! 
pre school
thank you Sra! I wasn't being rude or shouting it was by accident and i already posted before i realized i was asking for help not for someone to scold me! 
pre school
The comparison to children with adhdhi, children with the subtype adhdpi are greater risk for? A.ANTISOCIAL BEHAVIOR B.REJECTION FROM OTHERS C.ANXIETY AND MOOD DISORDERS D. PLACEMENT IN SPECIAL EDUCATION CLASS *I THOUGHT C BUT WASN'T SURE 
Physics
An inexperienced catcher catches a 128 km/h fastball of mass 134 g within 1.01 ms, whereas an experienced catcher slightly retracts his hand during the catch, extending the stopping time to 10.1 ms. What is the average force imparted to the two gloved hands during the catches ... 
Physics
An inexperienced catcher catches a 128 km/h fastball of mass 134 g within 1.01 ms, whereas an experienced catcher slightly retracts his hand during the catch, extending the stopping time to 10.1 ms. What is the average force imparted to the two gloved hands during the catches ... 
trig
Find the value of secant theta for angle theta in standard position if a point with coordinates (3/4) lies on its terminal side 
trig
Find the value of secant theta for angle theta in standard position if a point with coordinates (3/4) lies on its terminal side 
statistics
A production process is considered to be out of control if the produced parts have lengths with a standard deviation greater than .5 mm. A sample of 41 parts yields a sample standard deviation of .58 mm. At the .05 significance level, does this sample indicate that the process... 
Social Civics
I am thinking A 
Social Civics
Today a worker's right strike A. cannot be limited in any way B. is not legally reconized under any circumstance C. can be limited by injunction under certain circumstances D. none of these 
math
5.15 = 15 5  100 or 3 5  20 
fractions word problems fifth gradee
30 can go into 120 4 times. So you have to multiply the 2 1/2 cups 4 times. 2 1/2 x 4 = your answer! hope this helped! 
Physics
Harry jumps horizontally from the top of a building that is 20.0 m high. He hopes to reach a swimming pool that is at the bottom of the building, 14 m horizontally from the edge the building. If he is to reach the pool, what must his jumping speed be? 
Chemistry
A buret (initial and final buret reading were 2.20 mL and 11.86 mL) was used to deliver a sample of 2.1E5 M stock dye into a 25.0 mL volumetric flask. The dye was then diluted with water to exactly 25.0 mL. Calculate the molarity of the resulting solution. 
Psychology ; the mind at work
1. If you look at a photograph for a short time and then look away from it, your trace memory of the image will A. generally fade away in about a second. B. typically form a lasting memory. C. generally last about as long as the time you looked at the photo. D. typically be ... 
3rd grade
Explain how 8ten thousands can be equal to 80thousands 
math 7th
I had the exact same math question in my ace section in the bits and pieces book and I am in 5 th grade but I had trouble with that too 
PSYCHOLOGY
Maimonides was famous for his interpretations of which text? 
Social Studies
What happened to the captured Hessian soldiers? 
physics
The xcomponent of vector A is 25.0 m and the ycomponent is +40.0 m. a) what is the magnitude of vector A? b) What is the angle between the direction of vector A and the positive direction of vector x? can you please help me with the steps to accomplishing these? 
physics
A car is driven east for a distance of 50 km, then north for 30 km, and then in a direction 30 degrees east of north for 25 km. Sketch the vector diagram and determine a) the magnitude and b) the angle of the car's total displacement from its starting point 
Biochemistry
You wish to measure the change in G°'for the hydrolysis of ATP: ATP > ADP + Pi but the equilibrium for the hydrolysis lies so far toward products that analysis of the ATP concentration at equilibrium is neither practical nor accurate. However, you have the ... 
college
1. Radical, or Pyrrhonic, Skepticism claims (Points : 1) nothing can be certain, including this claim itself. only God guarantees the truth of mathematics. only strong inductive arguments are valid. the senses provide certain truths in most cases. 
Biology
Well, the optimum range of the iodine used would pose as a serious factor. Or, when studying the peacock feather it is taken into consideration that the purple dye is used in the seperation of the elaxtic band in the back compartment of the brain. I hope this answers the ... 
Math
Hi, I need help understanding how to find the product: (2 1/3)*(3 1/5) Multiplication and division with mixed numbers and use the reciprocal to divide and then reduce. 
Physics Really Need Help Please
Is anyone going to answer this?? :[[ 
science
what helps preserve organisms as fossils? 
English
I need to write an essay for english about a theme in the novel Huckleberry Finn by Mark Twain. I have to write my thesis on the mockery of religion (picked out of a hat). The thesis is in the traditional style with three reasons and i can only think of one. He suggests ... 
MATHS!
Kinda lost with this one Given that hx^3  12x^2  x + 3=(2x1) (2x+1) (xk) find the values of the constants k and h don't even know where to start start by expanding the right side. then you have hx^3  12x^2  x + 3 = 4x^3  4kx^2  x + k By comparing "like" ... 
TO KIM
can you help me with this 2x  3^2  62x  3 + 5=0 I know you are goood with this stuff Math question here. let 2x  3 = y then you have y^2  6y + 5 = 0 (y5)(y1)=0 y = 5 or y = 1 or 2x  3 = 5 or 2x  3 = 1 So you have 2x  3 = 5 giving you: 2x  3 = 5 or 2x + ... 
Mathematics
Kinda lost with this one Given that hx^3  12x^2  x + 3=(2x1) (2x+1) (xk) find the values of the constants k and h don't even know where to start when the sum of 1.9 and 2.2 is subtracted from the product of 1.9 and 2.2, what is the differance? don't post ur stuff ... 
chemistry
Hi! i'm kinda having trouble getting this.. Don't understand it really from Ca(OH)2 + 2HCl> CaCl2 + 2H2O How do i calculate Ca+? :You need much more information. 1) do you mean the concentration of Ca+ ion? 2) is there excess HCl? What is given? ok It was from ... 
Chemistry
When 9.0g of Al were treated with an excess of chlorine, 20.0g of Al2Cl6 were collected. 2AL + 3Cl6 > Al2Cl6 What was the percentage yield? This is what i did so far # moles in Al = 0.333 # moles in Cl2 = 0.282 The limiting reactant = Cl2 27g of Al forms 71g of Cl2 ... 
ANYBODY KNOW..
does anybody knowq any websites that has qustions about half lives (radioactivity)? Here is a fact sheet. I don't know if it is what you are looking for or not. If you have a question about radioactivity, post it here and I'm sure someone will be able to answer it. ... 
Chemistry...kinda simple
What are the valence electrons in the following? PH4+ (phosphonium) HCN (hydrogen cynide) NO3 CN H3O+ NH4Cl i know its kinda simple but i just can't really seem to grasp it Thanks in advance! I don't understand the question. Do you mean how many electrons? And of ... 
Mitosis
Hey! i want to know what is the importance of mitosis when it comes to growth, asexual reproduction and repair. Thankkkksss in advance! Thank you for using the Jiskha Homework Help Forum. Here is a great tutorial site from Arizona on mitosis: http://www.biology.arizona.edu/... 
science
i need ti find a type of scentists that start with the letters j,w,and y help me? Is that three scientists: one starting with j, one with w, and one with y OR one scientist with Jwr????? wich is the largest see wich is the largest sea http://en.wikipedia.org/wiki/South_China_Sea 
psychology
who was responsible for the humanitarian movement to improve the conditions of insane asylums I think Philippe Pinel is the person you seek, at least he was the first. http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&list_uids=8657817&dopt=Abstract I hope ...