Abigail

This page lists questions and answers that were posted by visitors named Abigail.

Questions

The following questions were asked by visitors named Abigail.

gender issues applied to learning and development Boys’ stereotypes in k-12 to Grade 2 . How these issues will affect boys’ learning and development? Girls’ stereotypes in K-12 TO Grade 2. – How these issues will affect girls’ learning and development? Th...

How do you prove area of a circle? Integrate an incremental area dArea = r dr dTheta from r=0 to R, and Theta from zero to 2PI radians. Area= INT INT dTheta rdr dTheta Area= 2PI (1/2 R^2)= PI R^2

According to Wikipedia, "the problems which are purportedly caused by immigrants equally exist amongst native-born populations as well, and that politicians often use immigration as a convenient scapegoat to distract the public from real social, political...

"Immigrants have frequently been accused of taking jobs from "real" Americans. Politicians who oppose immigrants often use this as a reason. The problem with this argument is that many immigrants work very hard for minimum (or lower) wage that doesn't att...

What is the difference between a totalitarian and a communist government? Thank you!

Please let me know if my answer to the following question is correct. Question: 25 mL of standardized 0.45 mol/L NaOH is titrated with 21 mL of 0.35 mol/L acetic acid. Calculate the pH of the solution. Answer: Add 25 mL and 21 mL to get 46 mL. Add 0.45 mo...

Please let me know if my answer to the following question is correct. Question: What is the concentration of a weak base if its Kb = 1.4 x 10-11 and its pH = 8.75? Answer: Converting pH to H^+ concentration using the formula H^+ = 10^-ph, therefore 10^-8....

Please judge my answer: Question: 24 mL of 0.39 mol/L acetic acid is titrated with a standardized 0.33 mol/L KOH solution. Calculate the pH of the solution after 17 mL of the KOH solution has been added. Assume the Ka of acetic acid is 1.8 x 10-5. Answer:...

Please judge my answer, thank you Question: What is the pH of a 1.24 mol/L solution of HCN(aq) if its Ka = 6.2 x 10-10? Answer: It is imperative to initially set up ionization. THen, it becomes important to write the Ka expression, after which setting up...

Please judge my answer Question:A solution of AgNO3 (45 mL/0.45 M) was mixed with solution of NaCl (85 mL/1.35 x 10-2 M) a) Calculate the ion product of the potential precipitate. b) Would a precipitate form? The Ksp of AgCl(s) is 1.8 x 10-10. Answer: For...

Question:A solution of AgNO3 (45 mL/0.45 M) was mixed with solution of NaCl (85 mL/1.35 x 10-2 M) a) Calculate the ion product of the potential precipitate. My answer: mol AgNO3 = M x L = 0.45 M x 0.045 M = 0.02025 mol NaCl = M x L = 0.0135 M x 0.085 L =...

If an angle is 1 radian, what is the arc length in radians?

If an angle is pie radians, what is the arc length in radians?

Find all angles of a right triangle triangle RST given that r = 18 cm and s = 20 cm

Please answer b)only a) If a triangle has angles of 35 and 65 degrees, what is the measurment of the third angle? Is it a right triangle? b)Find all angles of a right triangle triangle RST given that r = 18 cm and s = 20 cm

Give the phase shift in radians (along x) of f (x) = sin (x - 3pi/5

Give the phase shift in radians (along x) of f (x) = sin(x plus 4t+3/7)

This is a book review that I have wrote for Jane Eyre by Charlotte Bronte. Could you please check if I have any obvious mistakes and give me a comment for this? Or a grade out of 20? 1. Title: Jane Eyre 2. Author: Charlotte Bronte 3. Genre: Romance, Gothi...

The midpoint of line segment AB is (1,2). The coordinates of A are (-3,6). Find the coordinates of B. I know how to figure out midpoint, but I'm having trouble figuring out how to do this problem. Any help would be appreciated. :)

I am having trouble with getting focused on WANTING to do my schoolwork. I want good grades and

I am having trouble with getting focused on WANTING to do my schoolwork. I want good grades and I am just not motivated!!

Which product equals 3t-12? a. 4(t-3) b. (4-t)3 c. 3(t-4) d. (3-t)4

What is the boiling point of heaxane?

What are the balanced equation for the following reactions: HCl and Sodium Hydrogen Carbonate HCl and Copper oxide HCl and Calcium carbonate HCl and Magnesium NaOH and Ammonium Chloride

How much would 3.45* 10^21 C12H22 O11 molecules weigh

What is the chemical equation for: 1. Cyclohexane and Potassium Manganate VII 2. Cyclohexen and Potassium Manganate VII

what are the indefinite pronouns

What conditions must be satisfied by vectors u and v for this to be true? |u + v| >|u - v|

What is the point of view of the followng quote from the story Journey "you turn onto this road, which winds among the foothills and forests and goes through several small villages"

Write a scalar equation of each plane, given its vector equation. [x,y,z] = [3,7,-5] + s[1,2,-1] + t[1,-2,3]

Write a scalar equation of each plane, given its parametric equations. x = 3 - 2s + 2t y = 1 + 3s + t z = 5 - s - 2t

Find the distance between the parallel line and plane: l: r=[2,0,1] + t[1,4,1] pi: 2x - y + 2z = 4

Solve: 20 = 10 (2^x)(ln2)

Determine the equation of the line perpendicular to the tangent line to the function f(x) = 1/2 (e^x)at the point on the curve where x=ln3.

Identify the coordinates of any local extrema of the function y=e^x - e^(2x).

How long will it take for the population to reach 10 times its initial level? y=50(e)^(0.5t)

A ball was tossed into the air. its height, in metres, is given by h(t)= - 4.9t^2 + 6t + 11, where t is time, in seconds. Write an expression that represents the average rate of change over the interval 2<t<2 + h.

T or F Interest payments on Canadian government debts to foreigners are a major reason for our negative current account.

T OR F A payment made to a Canadian shareholder from an American corporation would be recorded as an invisible import.

T OR F A rise in Canadian interest rates will boost the dollar's exchange value, reducing domestic price levels.

Two vectors are given by a = 3.7i + 6.9j, and b = 1.9i + 4.7j. Find (b) a·b = (c) (a + b)·b = (d) the component of a in the direction of b = .

Figure 10-42 shows a uniform disk that can rotate around its center like a merry-go-round. The disk has a radius of 2.00 cm and a mass of 20.0 grams and is initially at rest. Starting at time t = 0, two forces are to be applied tangentially to the rim as...

What is the object of preposition in this sentenc? Sheepishly, she told her father the story.

A truck is going from 20 km/h to 59 km/h in .20 hours, has an acceleration of what?

Why is it important to simplify radical expressions before adding or subtracting? How is adding radical expressions similar to and different from adding polynomial expressions? Provide a radical expression for your classmates to simplify. In your own word...

I'm a 8th grade student and i need to write a Proffesional Business letter to My 7th grade english Teacher can you help?

I have an exponent properties test tomorrow, its our last one before the final, so its important, but anyways, there is one question on the review that is confusing me. Could you please help? Here it is : (2y2x7)(-xy)(9x-3y) I don't know if the exponents...

What is the area of the irregular shape of a cone if the radius is 7in and the height is 22in?

What is the equation for heat of CuCO3 and heat of Pb(NO3)2.

Consider the function f(x)=8.5x−cos(x)+2 on the interval 0¡Üx¡Ü1 . The Intermediate Value Theorem guarantees that there is a value c such that f(c)=k for which values of c and k? Fill in the following mathematical statements, giving an interval with non-z...

An electrical circuit switches instantaneously from a 2 volt battery to a 20 volt battery 3 seconds after being turned on. Sketch on a sheet of paper a graph the battery voltage against time. Then fill in the formulas below for the function represented by...

A function f(x) is said to have a removable discontinuity at x=a if: 1. f is either not defined or not continuous at x=a. 2. f(a) could either be defined or redefined so that the new function IS continuous at x=a. -----------------------------------------...

Let If f(x) is a function which is continuous everywhere, then we must have m=________________

Sorry... Consider the function f(x) = 8.5 x − cos(x) + 2 on the interval 0 ¡Ü x ¡Ü 1. The Intermediate Value Theorem guarantees that there is a value c such that f(c) = k for which values of c and k? Fill in the following mathematical statements, giving a...

A function f(x) is said to have a removable discontinuity at x=a if: 1. f is either not defined or not continuous at x=a. 2. f(a) could either be defined or redefined so that the new function IS continuous at x=a. -----------------------------------------...

Let f(x) = mx-12 if x is less than -5 = x^2 +5x -7 if x is greater than or equal to -5. If f(x) is a function which is continuous everywhere, then we must have m=_______

How many milliliters of 0.645 M K2CrO4 are needed to precipitate all the silver in 405 mL of 0.190 M AgNO3 as Ag2CrO4?

Decide if the following function f(x) is differentiable at x=0. Try zooming in on a graphing calculator, or calculating the derivative f'(0) from the definition. f(x) = x^4sin(2/x), if x is not equal to 0, and f(x) = 0 if x = 0. If it is differentiable, w...

Can someone please explain me how to do this problem? A 25mL solution of 0.5 M NaOH is titrated until neutralization into a 50mL sample of HCl. What was the concentration of the HCl?

Please help me with this one... What is the oxidizing agent in the following redox reaction: HNO3(aq) + K2CrO4(aq) + Fe(NO3)2(aq) -> KNO3(aq) + Fe(NO3)3(aq) + Cr(NO3)3(aq) + H2O(l) ?

Let f(x)= (1/x). Use the limit definition of derivative to find f'(x). My professor's answer is: -1/x but I keep getting: -1/x^2 what do I have to do to get that answer?

An astronaut is performing a space walk outside the International Space Station. The total mass of astronaut with her space suit and all lher gear is 127 kg. A small leak develps in her pulsion system and 5.84 g of gas are ejected each second into space w...

A cart running on frictionless air tracks is propelled by a stream of water expelled by a gas-powered pressure washer stationed on the cart. There is a 1.00-m^3 water tank on the cart to provide the water for the pressure washer. The mass of the cart, inc...

Find the derivative of f(x)=e^(sin(1))+(sin(1))^x

Find the derivative of f(x)=e^(sin(1))+(sin(1))^x.

The Crab pulsar (m=2.00x10^30 kg) is a neutron star located in the Crab Nebula. The rotation rate of the Crab pulsar is currently about 30.0 rotations per second, or 60.0pi rad/s. The rotation rate of the pulsar, however, is decreasing; each year, the rot...

Find the derivative of f(x) =cos^-1(x^2) Ok so I'm having a little confusion with the chain rule and I'm not sure if my answer is right... will the answer be... 2x(-cos^-2(x^2)(-sin(x^2)?

Assume you wish to make a box whose base is a rectangle with one side twice as long as the other side and whose volume is 100 m^3. What would the minimum surface area be, if there is a minimum surface area? b) Under the same sceenerio as in (a), what woul...

(1+ tan^2x)/(secx)

Solve: 2cos^2 theta - 3cos theta+ 1= 0 interval [0, 2ð)

A jar contains one half of a kilogram of water. How many grams of water does it have?

we are makeing rube goldberg machiens but are problem is hot to activate the pulley by putting the string in to the fire befor its time and makeing the machine do other things.

Help, I can't find the pattern rule for this sequence(eg. -6,-3,2,9,18 and the pattern rule is n squared-7) The pattern: 6,28,64,114,178. What's the pattern rule? The pattern: 96,84,64,36. What's the pattern rule? The pattern: 0,24,216,960. What's the pat...

The president's fast track authority was revoked in _____ but restored in _____. 1.)1978, 1995 2.)1945, 1965 3.)1980, 1987 My answer4.)1994, 2002

Which of the following statements is incorrect? 1.)Early representative parliaments were elected by the people. 2.)Representation is a crucial element of democracy in large polities. 3.)The development of representative parliaments helped establish the pr...

After the passage of the 19th Amendment, white women _____. 1.)faced the same practical obstacles to voting as blacks did My answer2.)received the right to vote in Wyoming for the first time 3.)were accorded the protections of the Bill of Rights 4.)faced...

How many seven-digit numbers are there when 0 and 1 cannot be the leading number?

What are the differences betwen formal, functional, and perceptional regions?

the scoring of IQ tests is designed so that the scores of the test taking population are normally distributed with a mean of 100 and a standard dev of 15. what percent of the population have an IQ less than 92? how do i figure this out?

Mike scored 85, 88, 87, 93, 95, 92, and 83 on his math tests. What is the least he can score on the next test if he wants to maintain a 90 average? PLZ HELP ME!!!!!!!! I'm so confused

List the basic problem of scarcity and how it drives economic decison-making. Describe the role of factors of production. What is supply and demand? Apply the principles of supply and demand that predicts market prices and incentives for buyers and seller...

Need to check answers. Q1. Find the length of the following segment created by these pairs of endpoints: (0, 1), (0, 7) Answer : 0 Q2. Find the length of the following segment created by these pairs of endpoints: (9, 6), (12, 6) Answer : 3 Q3. Find the le...

A ball is thrown horizontally from the top of a cliff 20m high. If the initial horizontal velocity is 8.0m/s,find how long it takes to reach the horizontal plane at the foot of the cliff.

A ball is thrown horizontally from the top of a building 150 meters high. The ball strikes the ground 56 meters horizontally from the point of release. What is the speed of the ball just before it strikes the ground?

Jessica says she can add 1/3"2/6"3/9"4/12"and 5/15 together using mental math.Explain how she can do this.

a man walks 8km North and then 5km in a. direction 60degrees. find its distance from his starting point

In which sentence are the italicized words a dangling modifier? A)Flying beneath the cloud, the pilot could see the airport. B)Resting on the sea bottom, the old trunk held coins. C)Arriving ten minutes late, the store was closed for the night. Not knowin...

Answers

The following answers were posted by visitors named Abigail.

Is there a specific reason why these politicians like to use immigrants as a scapegoat?

Thanks a million!

Do not they both mean that the government is solely in charge, not the people?

So in communism, it is the government that controls the economy whereas in democracy the people control it?

Please let me know if my answer is correct. Question: A weak base with a concentration of 1.3 mol/L has a percent ionization of 0.72%. What is the Kb of this weak base? Answer: Calling the weak base SHO, SHO --> S^+ plus HO^-. I know that the formula for...

b) Would a precipitate form? The Ksp of AgCl(s) is 1.8 x 10-10. Also, please check if my answer to be is also correct or not When comparing the ion product to Ksp, I see that 0.001375 is greater than 1.8 x 10^-10, therefore a precipitate will form.

I'm so sorry to trouble you with these typos! And thanks so much for the corrections! But in my computer, I don't have any upside down exclamatory marks. They are both apostrophes. I don't know why it shows that way. (weird!!) And when you said hyphens, d...

The answer is (A)

45 divided by three is 15!

Modifies means describes

Well you can get a small candle, light it up,put wax on a plate, stick it on the plate,pour a little water on the plate about an inch,and then put the glass cup on it.it will suck up the water.it has to do with the water taking the oxygens place.

blue yellow yellow green green red blue yellow yellow green green red blue yellow yellow green green red blue yellow yellow green green red blue yellow yellow green green red blue yellow yellow green green red blue yellow yellow green green red blue yello...

they use radars from the satelites

puzzled unsure befuddled lots:)

fill in the blanks!

maybe rectangular prism

ugly and beautiful

several,and fewer

How about The world of English Language.

answer is 39.36 but i might be wron.

I really need help with this, please!

@helper: Yes, that's it! I wasn't sure how to type it. I solved it while I was waiting, and that's the answer I got ,thanks so much!

Sorry... Consider the function f(x) = 8.5 x − cos(x) + 2 on the interval 0 ¡Ü x ¡Ü 1. The Intermediate Value Theorem guarantees that there is a value c such that f(c) = k for which values of c and k? Fill in the following mathematical statements, giving a...

Sorry... Again... Before I posted the question, I could see the symbols... Consider the function f(x) = 8.5 x − cos(x) + 2 on the interval 0 less than or equal to x less than or equal to 1. The Intermediate Value Theorem guarantees that there is a value c...

I'm sorry, I was having some problems posting the questions.... Again Let f(x)= mx-12 if x is less than -5 x^2 +5x - 7 if x is greater than -5 Show that f(x) has a removable discontinuity at x=−7 and determine what value for f(−7) would make f(x) continuo...

OK I made a mistake... AGAIN fx is not equal to that sorry. I will repost this question.

Sorry, I had problems posting all these questions... Let f(x) = mx-12 if x is less than -5 fr(x)= x^2 +5x -7 if x is greater than or equal to -5. If f(x) is a function which is continuous everywhere, then we must have m=_______

Thank you very much!

I just got the answer... it's 0.25 M right?

Thanks anyways...

Complete to show how you can find the sum by making a ten, hundred or thousand. 9.8 +5= (8 +2) + ______

Could someone check this for me, please and thank you (:

I wasn't guessing, and i don't have the materials for this problem, i have like printed out lessons and this is one my teacher didn't print out...

Please help I really dn't know the answer

The answer is most definitely D. Take it from an A+ science student.

sorry i do not know why it posted that so many times :/ lol :)

All of them answers are wrong , i just used those answers and they were wrong. i got a 20 thanks to these wrong answers

The story is about a boy who never has met his father because his father is with a group called the demons and they work to fing gold at the golden mountain in china, and if the demons catch you trying to steal gold they will beat you. One day Uncle brigh...

NO. it should be 6.5ft = x 334.75 ft=33.2x 33.2ft 51.5ft 10.08ft=x x=10 (aprox)

I think that biology is enjoyable you will really get a chance to learn about the basic fundamentals of life, I want to say that you may think at times it is hard, but there are a lot of resources online to help you with biology and nothing is too complic...

I go to Connections as well, and all of this is true...

True story, Anonymous. I attend Connections too, and they stress a lot about Math, but besides that? It's just the grades that matter. "You didn't learn anything? Oh well. Better come in with a good report card, though, or we'll have to give you 'special...

Well another thing is that all Connections use the same questions. I've seen it.

It does, Ms. Sue.... especially when you're in middle/highschool, and the teachers act as if you have nothing else to do but their classes. Eugh always hated that.

I got .155397 but that seems too little a number considering there are more white than black balls?

Would .155397 be correct?

Riiight??? Connections can be a pain...

I took the test and it is FALSE...

Whoever the heck did that, please don't mock Ms. Sue and be nice about it!

Answer to number one is C... ;) The computer was trained to accept C, they fixed it.

3x-4y That because there is only 1x and 1y so 2+1=3 and -5+1=-4. That Leaves us to 3x-4y.

227.56 mi 30.00 degrees

y + 4 3y y-2 Think about it like this, if Mary had four brothers, she is Mary's age plus the age of 4 brothers, but we don't know it, so Y + 4 is good enough. 3y, because Mary had a little lamb that was 3. And Y-2 because its her and 2 others who died in...

Answers are all correct, I got 100%!

How did you get BE=32, and where did 62 come from?

Since you know the total length of the road, and how far the markers are spaced, to figure out how many you would be able to place you would just need to divide. Your expression is probably supposed to look like this... 6 3/4 / 1/8

THANK YOU UR A LIFE SAVER!!!!!!!☺☺

I just took the Quiz and The girl that has no friends and Nothing People are right!

I think Remembering

Force exerted by floor on egg

Pls respond! I will tank you forever if you do! :) Mrs. Sue?

oops! I meant 7 for number 2

Thank you so so much!

I have another question that I hope you don't mind answering its - Patricia owned so many posters that she decided to sell 77 of them to her friends. After selling the posters she still had 186 left. Write and solve the equation to find the number of post...

I care Ms. Sue! Sorry about that

Pls Help Ms. Sue or someone! :)

I was also wondering what the solution was to x > 4

Ok Thank you so so much Reiny! *Hugs*

Is this really 8th grade math?

Can i become a nurse even though i haven't the subjects

BBCD is WRONG, I got 75% at Connections Academy. Thanks for posting wrong answers people.

can you explain each step please

this is a google doc test

During a class election 12 people voted for candidate A.If there were 42 votes total,what is the ratio of votes for candidate B compared to candidate A?

A cafeteria offered two types of milk,regular or chocolate. If they sold 10 cartons total and 4 of them were regular flavor, what is the ratio of chocolate milk sold to regular milk sold? i need help to show work on how to do it

I still don't get it can you explain better please ??

Please I asked Nicely ??????