Friday

October 28, 2016
Total # Posts: 407

**Chem: pH of acids and bases **

Calculate the concentrations of all species in a 0.320-M solution of H2X if K1 = 6.31E-06 and K2 = 3.71E-09 [H2X] = [H3O1+] = [HX1-] = [X2-] = Work: H2X + H2O --> HX- + H3O+ .320 M This is literally the only thing I know. How can there be two different Ks??

*October 24, 2016*

**Grammar**

Is the word "bring" a linking verb?

*October 22, 2016*

**math**

give a counterexample for the following conditional statement. If you live in West Virginia, then you live in Charleston.

*October 14, 2016*

**Physics**

A flowerpot falls from a windowsill 25.0 m above the sidewalk. A. How fast is the flowerpot moving when it strikes the ground?? B. How much time does a cat on the sidewalk below have to move out of the way before the flowerpot hits the ground? (Please answer with step by step ...

*August 21, 2016*

**Physics**

An arrow is shot straight up from the edge of a cliff with an initial velocity of 50 ft/s. Answer the following questions using English units. The acceleration due to gravity has a magnitude of 32.2 ft/s. A. Find the time to reach the highest point. (please use step by step ...

*August 21, 2016*

**Physics **

A robot probe drops a camera off of the rim of a 239 m high cliff on Mars, where the free-fall acceleration is -3.7 m/s^2. A. Find the time required for the camera to reach the ground. B. Find the velocity with which it hits the ground.( shown work will be appreciated)

*August 21, 2016*

**Physics**

Can someone answer this step by step please!!!

*August 21, 2016*

**Physics**

An arrow is shot straight up from the edge of a cliff with an initial velocity of 50 ft/s. Answer the following questions using English units. The acceleration due to gravity has a magnitude of 32.2 ft/s. A. Find the time to reach the highest point. B. Find the displacement at...

*August 21, 2016*

**Calculus **

Find dy/dx. e^(xy)=sin(x)

*August 10, 2016*

**calculus**

Campbell’s Soup Company requires that is its tomato soup containers have a capacity of 64 in^3 , have the shape of a circular cylinder, and be made of aluminum. Determine the radius and height of the container that requires the least amount of metal.

*August 2, 2016*

**calculus**

Suppose that an arrow was fired vertically upward from a crossbow at ground level and that it struck the ground 20 seconds later. If air resistance may be neglected, find the initial velocity of the bolt and the maxim altitude that it reached.

*August 2, 2016*

**Trigonometery**

Im sorry, I overreacted but yes. and Thanks

*June 2, 2016*

**Trigonometery**

If no one helps you,then whats the point in this website!

*June 2, 2016*

**Trigonometery **

What is the graph of one cycle of a sine curve with the given characteristics? Using the form y = a sin bÎ¸, what is an equation for the sine curve? amplitude = 4, period =1/4 pi , and a < 0

*June 2, 2016*

**Algebra 2**

Participants in a study of a new medication received either medication A or a placebo. Find P(placebo and improvement). You may find it helpful to make a tree diagram of the problem on a separate piece of paper. Of all those who participated in the study, 80% received ...

*May 18, 2016*

**life orientation**

What are the six suggestions on how to combat the violation of human rights

*May 2, 2016*

**7th Grade Math**

The experimental probability of hearing thunder on any given day in Ohio is 30%. Out of 600 days, on about how many days can Ohioans expect to hear thunder? Is my answer 420 days? I multiplied 600*.30=180, then I subtract 180 from 600 and got 420.

*April 28, 2016*

**LA**

Thank you Ms. Sue

*April 22, 2016*

**LA**

This is the passage Though zoos are meant to be a joy to viewers and teach lessons about our earth, the zoo jails its inhabitants and passes on faulty knowledge

*April 22, 2016*

**LA**

Read the passage. What technique is the author using to develop point of view? Though zoos are meant to be a joy to viewers and teach lessons about our earth, the zoo jails its inhabitants and passes on faulty knowledge A) State a claim B) Persuasive Language C) Supporting ...

*April 22, 2016*

**English**

1. What warning does prince escalus give the capulets and montagues? 2. What agreement do Paris and lord capulet reach? 3.why does Romeo go to the capulets part?

*April 20, 2016*

**Math**

Thank you

*April 12, 2016*

**Math**

Raquel's pay stub has three deductions. What is the total amount of deductions? Round to nearest cent. Gross Pay(wages) is $1625.35 Medicare is $22.48 Social Security is $52.72 Federal Withholding Income Tax (23%) Please show me how to work do this problem?

*April 12, 2016*

**Math**

Caleb's family room has the dimensions 5 1/4yd wide and 3 7/8yd long. he needs to find the area of the room so that he knows how much carpet to buy.

*April 12, 2016*

**Math**

the product of two consecutive positive even integers is 14 more than their sum .set up an equation that can be used to find the two numbers and solve it

*March 1, 2016*

**Science-physics**

A ball is thrown horizontally from the top of a building 37.5 m high. The ball strikes the ground at a point 80.3 m from the base of the building. The acceleration of gravity is 9.8 m/s 2 . Find the time the ball is in motion. Answer in units of s.

*November 16, 2015*

**college algebra**

Kiran drove from City A to City B, a distance of 242 mi. She increased her speed by 10 mi/h for the 351-mi trip from City B to City C. If the total trip took 12 h, what was her speed from City A to City B?

*September 30, 2015*

**Science help**

I can't stand when people wanna leave hints like leave the answer not lectures and a lesson on how to do it. If she needed that she wouldn't be here right now.

*April 24, 2015*

**Geometry**

Are my geometry answers correct? Please help, I'd like to make sure before I hand this in. Name the property of equality each statement illustrates. 1.) If m∠2=m∠3 and m∠3=m∠1, then m∠2=m∠1. My answer:Transitive Property 2.) AC=AB+BC, ...

*April 21, 2015*

**math**

Natalie practices the piano everyday. On Monday she practiced for 10 minutes. If she practices everyday for 10 minutes, on which days of the week will she have practiced for 90 minutes? Explain.

*April 17, 2015*

**algebra**

How do I state which property of exponents justifies each step of this simplification?: 3^2x^6z^10/2^2y^18*x^4y^4z^4/5z^3*27z^6/2^2x^2y^3 Im really stuck on this problem, I've managed to figure out the first 5 problems but this one is troubling me.

*April 9, 2015*

**algebra**

How do I rewrite this equation using radicals instead of rational exponents? I rewrote the whole equation in simplest form 25x^(11/10)4√y How do I rewrite it with radical exponents?

*April 6, 2015*

**algebra**

Find a special factoring pattern for a difference of two sextics: (a^6-b^6).

*April 6, 2015*

**chemistry**

determine the concentration of NH3(aq) that is required to dissolve 775 mg of AgCl(s) in 100.0 mL of solution. The Ksp of AgCl is 1.77× 10–10.] please help!!!!!!!

*April 3, 2015*

**Chemistry **

A helium-filled balloon has a volume of 2.68 L at 15◦C. The volume of the balloon decreases to 2.33 L after it is placed outside on a cold day. What is the outside temperature in K? Answer in units of K.

*March 29, 2015*

**teacher aide **

lesson - 02604500 - helping abused children

*March 14, 2015*

**Math**

Determine the solution set of 2x-3y<6 4x + 4y < 8 | This sign should be Less than or equal to

*February 21, 2015*

**Physics**

A Ferris wheel 26.0m in diameter rotates once every 19.0s What is the ratio of a person's apparent weight to her real weight at the top and at the bottom? Please help! I know there are other questions similar to this but none of the answers are helping me, they are too ...

*February 20, 2015*

**Math Help**

Hello! Can someone please check and see if I did this right? Thanks! :) Directions: Find the exact solutions of the equation in the interval [0,2pi] cos2x+sinx=0 My answer: cos2x+sinx=cos^2x-sin^2x+sinx =1-sin^2x-sin^2x+sinx =-2sin^2x+sinx+1=0

*February 2, 2015*

**Chemistry**

What are the ppm of each of the atoms contained in a solution that is 655 ppm K3PO4?

*January 11, 2015*

**Social Studies help**

@Ms.Sue IS mean because, I have that same question in social studies which does not require a book. so before making accusations against her ask her if its for a book. I no longer seek Ms.Sues help because, of her poor attitude and lack of knowledge sometimes when it comes to ...

*December 17, 2014*

**Science Help!**

thanks @DrBob222

*November 14, 2014*

**science Help 911!!**

its A and C!!!!

*November 14, 2014*

**Science Help!**

which one is it??

*November 14, 2014*

**Science Help!**

shut up @DrBob222 this is sites purpose is to give answers and help out. Not to ask questions and criticize someone on why there on here. I'm gonna tell you something instead of asking you something: If you don't like people cheating get off of here. Please and Thank ...

*November 14, 2014*

**Science Help!**

wow @Jasmine Shaw if were cheaters why do you have an account on here? HAHA

*November 14, 2014*

**science help!!!!!!!!!**

c'mon @Ms.Sue your not helping

*November 7, 2014*

**Social Studies**

oh shut up @yourmom at least she gives up her time in a day to help you out because, you don't know anything.

*November 3, 2014*

**Social Studies**

This sight is for people looking for answers to questions regardless if you think there "cheating" if you don't agree with cheating get off this sight and go on with your business but, if your here to help, help! Don't ask if there "cheating" or ...

*November 3, 2014*

**Social Studies**

@Ms.Sue when someone gets an answer wrong DO NOT say 'I disagree with that answer' just give the answer say 'oh no the answer for number 6 isn't __ its __' that helps

*October 30, 2014*

**8th grade English/Language Arts**

ugh I need the answer to #3. helllppp!!!!

*October 28, 2014*

**Language Arts**

I know @lololol I was going to ask the same thing

*October 23, 2014*

**Language Arts**

actually @camster was right. I used his answers and got 100%

*October 23, 2014*

**Physics Help Please!!!! Check!**

Earth -

*October 17, 2014*

**science help**

Thanks for the help guys :)

*October 16, 2014*

**Math**

A family size pizza is 24$ and costs 3 times as much as a small pizza. How much does the small pizza cost?

*October 6, 2014*

**Englishm**

Write two paragraphs about how social media has changed the way you think about written communication.

*September 13, 2014*

**English**

Can anyone delete this

*September 11, 2014*

**CORRECTIONAL PRACTICE AND POLICY**

So is it B?

*September 9, 2014*

**CORRECTIONAL PRACTICE AND POLICY**

This person, sentenced to life with little hope of parole, could live many years in the prisons of America and whose physical or mental disabilities require more extensive medical and treatment care. A. Infectious offender B. Developmentally challenged offender C. Sex offender...

*September 9, 2014*

**Biochemistry**

10.275

*September 8, 2014*

**mathematics **

One hydrant can fill a truck in 12 minutes, another in 6 minutes . If they are both turned on together how long would the truck take to be filled? 12+6= 18\2= 9 minutes

*July 23, 2014*

**mathematics **

Use the definition of limits to show that Lim x➡ 0 : (x^2 - 9) / (x + 3) = -6 hence find the number d > 0 given that e=0.05

*June 27, 2014*

**statistics**

An average of 1.4 private airplanes arrive per hour at an airport. Let x denote the number of private airplanes that will arrive at this airport during a given hour. Calculate the probability distribution of x. Find the probability that x = 4.

*May 28, 2014*

**probability**

I am lost. How do I figure this out? I know there are 2 ways to get the sum of 5 but do I count it backwards too? 1+4 4+1. How do I know how many sums? Joe rolled two fair number cubes that have faces labeled 1 to 6 each. He rolled the two cubes 180 times. According to the ...

*May 27, 2014*

**SS**

Yes i took the quiz made 100 thanks 😆

*May 12, 2014*

**calculus**

in the following series x is a real number. In each case use the ratio test to determine the radius of convergence of the series. Analyze the behavior of the series at the endpoints in order to determine the interval of convergence. A) (nx^n)/(n^2 + 2) B)((n^2)(x-2)^n)/2^n C...

*April 12, 2014*

**science**

A 3.5-cm tall object is placed 10.0 cm in front of a concave mirror having a focal length of 14.5 cm. Find the location position and height by drawing a ray diagram to scale. Verify your answer using the mirror and magnification equations. cm (location) cm (height)

*March 26, 2014*

**math**

the area of the curved surface of D battery witha diameter of 3.2 centimeteres and a height of 5.6 Centimeters

*March 20, 2014*

**Math**

7kg

*March 4, 2014*

**Physics**

Jack rides his skateboard a total distance of 120 m in 20 sec. What was his speed? 5 seconds after he started Jack was at a distance of 30 meters. 10 seconds after he started he was at a distance of 70 meters. What was Jack’s speed from time = 5 sec to time = 10 sec? Did ...

*February 27, 2014*

**College Chemistry**

If your heating generates soot on the bottom of the crucible, what is the origin of the soot? How will this soot collection affect x? x is the mols of waters of hydration

*February 23, 2014*

**vocab**

Hi! Here are the answers for this one. The living room looked immaculate except for a lum under the carpet, a blatant sign that my son had taken a shortcut in cleaning up.

*February 18, 2014*

**math**

Thank you for the 2nd one I got .04545 on the 3rd one I got 32.7272

*February 11, 2014*

**math**

The length of the highway is 500 miles. If 1 inch represents 100 miles, what is the length of the highway on the map? If on a scale drawing 55 feet are represented by 20 inches, then a scale of 1/8 inch represents how many feet? If 1 inch represents 55 miles on a map, then how...

*February 11, 2014*

**Math**

Cooking for 2 days shrinks a a 3 3/4- -pound ham to 2/3 its original size How many punds is it

*February 10, 2014*

**Math**

A scale drawing has a scale of 1/4 in. :6ft. Find the length on the drawing for each actual length a.18ft b. 66ft c. 204ft

*February 10, 2014*

**Chemistry **

Calculate the amount of energy in calories that is needed to melt 45g of ice at -20°C and then increase the temperature to 95°C

*February 6, 2014*

**math**

When Melissa was born, her parents put $8,000 into a college fund account that earned 9% simple interest. Find the total amount in the account after 18 years.

*February 3, 2014*

**mah**

When Melissa was born, her parents put $8,000 into a college fund account that earned 9% simple interest. Find the total amount in the account after 18 years.

*February 3, 2014*

**Math**

Mona opened a savings account with a $500 deposit and a simple interest rate of 5.6%. If there were no deposits or withdrawals, how much money is in the account after 8/1/2 years

*February 3, 2014*

**Help!!!**

Thanks @Emily I got 8/8 100%!!! I am so grateful thanks baby girl :) nice try ms.sue maybe next time...love your help always

*February 3, 2014*

**math**

Alicia planted 45 tulip bulbs last year.This year she plans to plant 65 bulbs. Find the percent of increase in the number of tulip bulbs to the nearest tenth.

*January 31, 2014*

**math**

When Hugo was 9 years old he was 56 inches tall. Hugo is now 12 years old and he is 62 inches tall. Find the percent of increase in Hugo’s height to the nearest tenth.

*January 31, 2014*

**math**

The 2008 yearbook at Middleton Middle School had 236 candid pictures of students.The 2007 yearbook had 214 candid pictures of students.To the nearest tenth, what was the percent of change in the number of candid student pictures from 2007 to 2008

*January 31, 2014*

**History**

Can someone please check my answers? :) 1. What was the greatest threat to a slave family’s stability? (1 point) the birth of a new baby an increase in cotton production *** a marriage in the slaveholder’s family the slaveholder’s acquisition of new slaves 2. ...

*January 21, 2014*

**math 3rd**

THANK YOU MISS SUE :)

*January 8, 2014*

**math 3rd**

Ok Thank you so then 2.4- 2.3999 would be .0001 or just 1?

*January 8, 2014*

**math 3rd**

I have to subtract 1.- 0.98765= I think it should be 1.98765 but I used the calculator to see if it was right and I get 0.01235 don't understand how that could be right?

*January 8, 2014*

**chemistry**

basic

*January 6, 2014*

**help plz? 2 questions**

HA! yea it is!

*December 17, 2013*

**math - inequalities**

How many integers are common to the solution sets of both inequalities? x+7 ≥ 3x 3x+4 ≤ 5x

*December 14, 2013*

**math**

15kg/min=_________g/s

*December 2, 2013*

**Pre-Calc**

Please help me solve these two equations!! Divide and express as a polynomial: 12a^8b^5 - 9a^14b^15 + 6a^6b^10 _____________________________________ 3a^2b^5 Simplify: a/b - b/a __________ a-b/b

*November 27, 2013*

**History Question**

Wow @ms.sue you've NEVER made me question your ability to give absolute correct answers until now. I would come on here and get all my answers correct because, of you. I think now I WILL start to question your judgment. I'm sorry.

*October 4, 2013*

**Algebra 2**

Two Olympic swimmers, Ryan and Michael, create unique ripple waves in the water. The function created by Ryan is f(x) = 4x2 + 7. The function created by Michael is f(x) = 4x2 - 5x + 3. Describe to Ryan and Michael, using complete sentences, which operation results in the ...

*October 2, 2013*

**Math**

When a student sold an xbox on ebay for $153, she was charged a two part final value fee: 5.25% of the first $25.00 of the selling price plus 3.25% of the remainder of the sell price over $25.00. Find the fee to sell the xbox on ebay.

*August 19, 2013*

**Algebra**

a^2-6a+9=0

*July 31, 2013*

**Math**

Steve can kayak at 8 km/h in still water. On the river, Steve and the kayak travel slower upstream due to the current. It takes him 1.5 h for a trip downstream, but 3.25 h for the same distance upstream. Determine the speed of the river’s current.

*June 19, 2013*