Wednesday
December 7, 2016

# Posts by emma

Total # Posts: 1,655

Chemistry
A solution has 140 grams of KOH dissovled in 5 L of water. What is the pH ?
February 26, 2014

Chemistry
9. A solution has 48 grams of LiOH dissovled In 100 L of water. What is its [OH-]? 10. What is the pH of the solution in question 9?
February 26, 2014

Chemistry
What is the pOH of the solution in the question I asked before this one?
February 26, 2014

Chemistry
A solution has 0.45 mol of NaOH dissovled in 90 L of water. What is its [OH-]?
February 26, 2014

Chemistry
A solution has 189 grams of HNO3 dissolved in 1000L of water. What is pH?
February 26, 2014

Science help ms sue.
thank you Mandy,Victoria,lili,and wolf thanks to the web sit and the people the come on this sit and helps others that need it thanks to all you i just finished my science for 6 a:):D
February 25, 2014

Chemistry
What is the pH of the solution in question 3
February 25, 2014

Chemistry
3.a solution has 64 grams of HI dissolved in 250 L of water. what is its [H+] 4. What is the pH of the solution in question #3? 5. A solution has 189 grams of HNO3 dissolved in 1000 L of water. What is pH?
February 25, 2014

math
in the number 288, explain how the value represented by the digit in the tens place is related to the value represented by the digit in the ones place.
February 24, 2014

History
How should I start my reaction essay off? I looked up examples online and most sources say to state the title and the author but I'm not sure how to "form" the first paragraph. This is what I have so far.. After reading the article Survivors, I felt horrified, ...
February 22, 2014

RE: History
Ms. Sue, Here are my reactions to the article about the survivors. Horrified, disgusted and heart-broken
February 21, 2014

Chemistry
How much water would I need to add in order to dilute 200mL of a 5 M solution down to 2 M?
February 21, 2014

History
I have to read an article called "Survivors" and it's about people in the Holocaust. Then I have to write a 1-2 page essay about MY REACTION to the article and NOT a summary. I'm just stuck on how I should start my essay off. Any ideas? Thanks!
February 20, 2014

Chemistry
I honestly don't know the teacher have us this worksheet that says percent compostion.
February 20, 2014

Chemistry
Christian Brothers Brandy (80%, 1.7 L) what do I do with this problem it's a percent compostion work sheet
February 20, 2014

Chemistry
I tried and didn't get a accurate answer.
February 20, 2014

Chemistry
I have 500 mL of a 6.0 M solution that I want diluted down to 2 M. How many mL of water should I add to the solutiion. " FOR EVERY PROBLEM YOU MUST DRAW A PICUTRE"
February 20, 2014

Chemistry
If I leve 750 mL of 3.6 sodium chloride solution uncoverd and 150 mL of the solvent evaporates overnight, what is the new solution concentration?
February 20, 2014

chemistry
if I dilute 250 of mL of 2.4 M lithium hydroxide solution so that it's new volume is 750 mL, what is the concentration of the solution?
February 20, 2014

history
Number 6 is B. :)
February 18, 2014

physics
If the voltage drop across each light bulb is the same, what can we say about the resistance of each of the light bulbs?
February 13, 2014

Math
What is the smallest natural number divisible by each of the integers 1-10, inclusive?
February 10, 2014

math
The federal minimum wage is \$7.25 per hour. a. How much will a worker at McDonald's make in a year if he or she works 8 hours a day, 5 days a week, 52 weeks a year earning the minimum wage? b. USA Today reported that McDonald's gave its Chief Executive Officer (CEO) ...
February 6, 2014

math
The only way to get to Ship Island is to take the ferry which is free for babies (2 and under), \$17 for children (3-10 years old), \$25 for seniors (62 and older), and \$27 for everyone else. Debbie paid \$115 for 6 people in her family to go to the island for the day. Is it ...
February 6, 2014

math
With his new pizza cutter, Jon makes 3 different strait cuts across a circular pizza. What are the number of pieces of pizza he could have made with the three cuts?
February 6, 2014

math
Ted, a triathlete, can swim 1.2 miles in 25 minutes, bike 56 miles in 2 hours 25 minutes, and run 13.1 miles in 1 hour 35 minutes. He is training for an Olympic distance triathlon which is 0.9 mile swim, a 24.7 mile bike ride and a 6.2 mile run. If Ted completes each part of ...
February 6, 2014

math
If 2/9 gallon of water fills a bucket 3/5 full, how many gallons of water are needed to fill the bucket?
February 6, 2014

1. Career Fairs allow job-seekers to contact several prospective employers in a short time. (T/F) 2. It is illegal for businesses to screen applicants for skills and abilities in pre-employment tests. (T/F) 3. You would study business and economics trends in what part of the ...
February 4, 2014

True or False? Abilities are natural, inborn aptitudes to do specific things.
February 4, 2014

Science help.
Here are the answers I got 100% and the only reason someone else would get diffeent answers is because they go to a diffeent school or have diffeent questions or something I go to Connections so ya lets just see the answers now 1. D 2. A 3. D 4. A 5. C 6. The shark 7. C 8. D 9...
February 4, 2014

English
We went over these in class today and they are D D A. Even my teacher didn't understand why 3 was A but according to the answer keys it's A.
January 25, 2014

physics
Three forces are applied to an object, as indicated in the drawing. Force Farrowbold1 has a magnitude of 29.0 newtons (29.0 N) and is directed 30.0° to the left of the +y axis. Force Farrowbold2 has a magnitude of 18.9 N and points along the +x axis. What must be the ...
January 19, 2014

math
he tractor down
January 13, 2014

English
I'm pretty sure 2 is C because the locomotive pulls the train and the boy pulls the pull toy
January 8, 2014

Science
To what extend is it ethical for humans to own genetic material? Please I need help to collect peoples opinions of what they think!!
January 7, 2014

Science help.
Thank you Amanda.
January 4, 2014

English
How do I change this into present tense? When Crooks and Lennie was talking in his room.
December 20, 2013

Science
How do you do a double conversions and metric measurements? 32km/hr > m/s Like how do you convert that?
December 19, 2013

English
What does this question mean? What was your reading process or method for reading fiction before this unit?
December 18, 2013

Math
Next number in the sequence? 0, 1, -1, 3, -5, 11, -21 ...
December 17, 2013

History
When was the 3/5th compromise?
December 16, 2013

Cheating!!
Isn't it against the rules to cheat? You can go back through the lesson an reread! It won't do any good for you to get a 100% on quizzes if you just fail the unit test!
December 16, 2013

physics/precalculus
3) A wind with a speed of 60 km/h is directed TOWARDS the SE. A plane, flying due NORTH has an airspeed of 280 m/s. What is the speed (in compass notation) the plane is actually travelling as seen by an air traffic controller on the ground?
December 16, 2013

physics/precalculus
Starting from the drop off point, you hike in the woods 1.20 km due EAST. You then continue 3.0 km S 30° E. Finally, you head 2.0 km S 20° W. From the drop off point, where (in Compass notation) are you?
December 16, 2013

History
Why was the 13th amendment passed? I know that it abolished slavery but why did it have to be passed?
December 15, 2013

History exam essay
Issues regarding African Americans shaped the United States from 1850 to the 1920s. African Americans had a great impact upon war, settlement patterns, legislation, politics, education and culture.
December 14, 2013

History exam essay
My history question is: How did issues regarding African American quality shaped the US from 1850s to the 1920s? I have my outline done but its just that I don't know how to connect it all together.
December 14, 2013

English 10
I have to a narrative argument about the human nature in the book Lord of The Flies. Any ideas what examples of human nature in the book i can use? please help this is urgent. Please!!
December 13, 2013

Statistics
Suppose that you visit Shire, and find that 28% of Hobbits believe in the existence of Elves, 16% believe in the existence of Ents, and 9% believe in the existence of both Elves and Ents. You come across a Hobbit: i) What is the probability that he will believe in Ents given ...
December 8, 2013

Probability
Suppose that you visit Shire, and find that 28% of Hobbits believe in the existence of Elves, 16% believe in the existence of Ents, and 9% believe in the existence of both Elves and Ents. You come across a Hobbit: i) What is the probability that he will believe in Ents given ...
December 7, 2013

Astronomy
you're taking the coursera course aren't you? It's supposed to be your own work I had a bit of trouble working this out but it goes as follows aldebaran is RA 4 36 regulus is RA 10 08 all you need to do is find the difference (in numbers)between the two and there ...
December 5, 2013

English
Can you please help me figure out a deeper meaning for "society will judge people and it will affect their future" for ex: "sometimes the most valuable lessons are learned by breaking the rules" Childhood is the time to break rules and learn valuable ...
December 2, 2013

English
Also, what can I substitute for affect? It will affect his future.
December 2, 2013

English
was or were? Between the moment when Crooks and Lennie (was/were) in his room..
December 2, 2013

English
Is there another I can substitute in for stupid? For ex Crooks thought Lennie's dream was stupid.
December 2, 2013

Science
ya i need help with this to is it c?
November 26, 2013

science
A geneticist is studying a pedigree that shows the family history of a recessive genetic disease. Which of the following pedigrees shows an impossible relationship? (
November 23, 2013

Science help!!!
Describe the evidence that supported the hypothesis of Continental Drift.
November 12, 2013

Earth Science
Weirdo is correct 100% thank you so much!
November 8, 2013

Physis
Difference between position and distance
October 28, 2013

Geography and English
What are the key physical features of the Californian Coast
October 25, 2013

chem-- delta H
In your search for fuel to use after the reserves of gasoline dry up, you decided to analyze different compounds (2 hydrocarbons & an alcohol) by combustion. You independently combust methane (CH4), ethane (CH3CH3), and ethanol (CH3CH2OH) at 298 K and 1 atm. What is the delta ...
October 23, 2013

History/English
Okay thank you! One last question, what does it mean by "moral" like how should I write about that?
October 23, 2013

History/English
Okay I'm so stuck on how to write this essay, I just need some ideas.
October 23, 2013

History/English
Please help me understand this Explain the transformation of jurgis character throughout the jungle. How did his morals, actions and attitude change as he experienced events during his life?
October 23, 2013

English
I have a few more questions about my English paper that I hope someone could check? 1. During our break, Stephanie's mother brought in drinks and cookies. (break, mother, drinks, cookies) 2. In Bert's report, he wrote about zoo animals. (report, animals) 3. A ...
October 21, 2013

English
Oops, yeah I did thank you for checking them.
October 21, 2013

English
I was hoping someone could check my answers? We are supposed to underline the nouns in the following sentences. 1. Remove the pencils, papers, and rulers from your desk.(pencils, papers, rulers, desk) 2. Our total bill for the delightful lunch was twelve dollars. (bill, lunch...
October 21, 2013

physics
5.23mh
October 1, 2013

physics
A large boulder is ejected vertically upward from a volcano with an initial speed of 39.0m/s . Air resistance may be ignored. (a) At what time after being ejected is the boulder moving at a speed 19.0m/s upward? (b) At what time is it moving at a speed 19.0m/s downward?
September 29, 2013

physics
A car sits in an entrance ramp to a freeway, waiting for a break in the traffic. The driver sees a small gap between a van and an 18-wheel truck and accelerates with constant acceleration along the ramp and onto the freeway. The car starts from rest, moves in a straight line, ...
September 29, 2013

English
I am writing a personal narrative and we have to include significance like what we learned from that memory. My memory is about me getting stung by a bee in elementary school but I can't think of any significance. Help please? Thanks!
September 26, 2013

HI, I'm from 2016. Now a days measuring liquid.
September 16, 2013

English
River compared to life as a metaphor?
September 8, 2013

English
I'm trying to write an extended metaphor about myself but I'm stuck. So far I have I am a seed small..
September 5, 2013

Instructions
What does it mean to explain the passage's significance and literary device?
August 26, 2013

English
Here is the whole passage. It's from the book Brave New Wprld by Aldous Huxley. “He looked at her in silence, his face unresponsive and very grave—looked at her intently. After a few seconds Lenina’s eyes flinched away; she uttered a nervous little laugh, ...
August 18, 2013

English
Is this personification? “The silence prolonged itself”
August 18, 2013

math
As you follow your favorite NBA basketball team’s statistics, you notice the point guard is successfully shooting 85% from the free-throw line for this season. Assuming he is fouled near the end of a game and shoots with that same success rate, what is the probability ...
July 31, 2013

math
To win the jackpot in a lottery in Iowa, participants have to select 6 unique winning numbers out of the numbers 1 through 49 in which the order does not matter. What is the probability of winning the jackpot? State your answer as both a fraction and decimal to at least 10 ...
July 31, 2013

math!
Imagine that you are doing research for a term paper in your English class and you have chosen the topic of “expected winnings of a lottery.” You find the following information for your state’s lottery: Prize Probability Jackpot 1 in 60,000,000 \$12,000 1 in 100,...
July 31, 2013

math!
Suppose that to land on Free Parking in the game of Monopoly, you will need to roll a 3, and to land on Chance you will need to roll a 7. What is the probability that on your roll of two fair, six-sided dice that you will land on either Free Parking or Chance?
July 31, 2013

Math
Determine the y-coordinate of the local minimum on the graph of the function f(x) = x5 - 6x2 + x + 4.
July 23, 2013

science
The radius of the Earth is approximately 3,960 miles. Find the approximate surface-area-to-volume ratio of the Earth. A. 0.00025 B. 0.00076 C. 1,320 D. 11,880
July 10, 2013

Calculus
How would I use the chain rule here for x^2+y^2=z^2 but still have my answer in equation form?
July 3, 2013

Calculus
Find dy/dx by implicit differentiation: cos(x−y)=−4xe^x
June 25, 2013

Calculus
Find dy/dx by implicit differentiation for the following 2x^2y+3y=-1
June 25, 2013

The motion of a spring that is subject to dampening (such as a car's shock absorber)is often modeled by the product of an exponential function and a sine or cosine function. Suppose the equation of motion for a point on such a spring is s(t)=3∗e−2tsin(3ðt) ...
June 24, 2013

math
A small community college is hoping to raise enough funds to put together an endowment in which the scholarships will be paid for by only the interest earned from the endowment. Assuming they can earn an average of 7.50% for the APR and that only the interest would be spent ...
June 8, 2013

math
As you and your spouse are discussing your monthly budget at the dinner table one night, you are both curious as to how much of your \$325 car payment is going to principal and how much to interest. Knowing that you are paying an APR of 3.75% to the bank and that you still owe...
June 8, 2013

math!
3. Suppose that Jill, at age 24, decides to invest \$200 monthly into a portfolio that earns 7% compounded monthly and does this until she turns 34. At age 34 she stops contributing to her portfolio, and just lets it gain the same interest (7% compounded monthly) until she ...
June 8, 2013

Citing
I found it, if anyone else ever has this question it is Ibid.
May 31, 2013

Citing
Thank you.
May 31, 2013

Citing
In Chicago, when you are citing two things from the same source how do you cite it?
May 31, 2013

English!
The directions says "At least 10 supporting details go beyond Main Events" does that mean at least 10 facts altogether in the essay or 10 supporting details in each paragraph?
May 29, 2013

math
A search and rescue plane flying at an altitude of 1000 feet spots a ship in the ocean with an angle of depression of 7 degrees. The pilot follows his line of site and flies directly toward the boat for 0.7 miles. At this point his altitude is _____ feet. Use 1 mile = 5280 ...
May 25, 2013