# 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

*January 5, 2017*

**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

*September 16, 2015*

**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?

*July 16, 2015*

**science**

Do you do Connexus, if you do I would find these answers in the Key Concepts

*September 24, 2014*

**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.

*August 12, 2013*

**Ethics and moral reasoning**

Maimonides was famous for his interpretations of which text?

*August 12, 2013*

**math**

Explain how 8tens thousands can be equal to 80 thousands

*July 9, 2013*

**Ashford**

2. A sentence is said to be truth-functional if and only if (Points : 1)

*June 21, 2013*

**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 ...

*June 18, 2013*

**4th grade math**

140=80+2w

*May 6, 2013*

**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....

*March 16, 2013*

**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.

*February 18, 2013*

**Biomedical Ethics**

Rationalism is the view that the most important component of knowledge is

*January 31, 2013*

**science**

i am confused!!!!!!???

*November 27, 2012*

**s.s help**

Growing there own

*April 11, 2012*

**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?

*March 14, 2012*

**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?

*February 29, 2012*

**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?

*February 28, 2012*

**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?

*December 31, 2011*

**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.

*December 12, 2011*

**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?

*November 14, 2011*

**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?

*November 14, 2011*

**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 10-4

*June 26, 2011*

**pre school**

Thank you Ms Sue!

*April 30, 2011*

**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!

*April 30, 2011*

**pre school**

The comparison to children with adhd-hi, children with the subtype adhd-pi 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

*April 30, 2011*

**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 ...

*March 28, 2011*

**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 ...

*March 27, 2011*

**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

*December 20, 2010*

**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

*December 20, 2010*

**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...

*December 5, 2010*

**Social Civics**

I am thinking A

*November 4, 2010*

**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

*November 4, 2010*

**math**

5.15 = 15 5 -- 100 or 3 5 - 20

*November 4, 2010*

**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!

*November 4, 2010*

**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?

*November 2, 2010*

**Chemistry**

A buret (initial and final buret reading were 2.20 mL and 11.86 mL) was used to deliver a sample of 2.1E-5 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.

*October 26, 2010*

**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 ...

*October 21, 2010*

**3rd grade**

Explain how 8ten thousands can be equal to 80thousands

*October 5, 2010*

**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

*September 7, 2010*

**PSYCHOLOGY**

Maimonides was famous for his interpretations of which text?

*July 17, 2010*

**Social Studies**

What happened to the captured Hessian soldiers?

*October 7, 2009*

**physics**

The x-component of vector A is -25.0 m and the y-component 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?

*September 13, 2009*

**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

*September 13, 2009*

**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 ...

*September 12, 2009*

**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.

*April 14, 2009*

**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 ...

*January 4, 2009*

**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.

*December 2, 2008*

**Physics Really Need Help Please**

Is anyone going to answer this?? :[[

*November 7, 2008*

**science**

what helps preserve organisms as fossils?

*November 15, 2007*

**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 ...

*September 3, 2007*

**MATHS!**

Kinda lost with this one Given that hx^3 - 12x^2 - x + 3=(2x-1) (2x+1) (x-k) 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" ...

*March 11, 2007*

**TO KIM**

can you help me with this |2x - 3|^2 - 6|2x - 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 (y-5)(y-1)=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 + ...

*March 11, 2007*

**Mathematics**

Kinda lost with this one Given that hx^3 - 12x^2 - x + 3=(2x-1) (2x+1) (x-k) 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 ...

*March 11, 2007*

**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 ...

*March 3, 2007*

**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 ...

*February 10, 2007*

**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. ...

*January 20, 2007*

**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 ...

*January 14, 2007*

**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/...

*January 7, 2007*

**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

*September 13, 2006*

**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 ...

*July 31, 2006*

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