Posts by monica
Total # Posts: 639
A 25.00 mL sample of KNO3 solution was diluted to 1.00X103 mL. The concentration of the final solution is 0.00383 M. Calculate the concentration of the original solution?
A beaker contains 50.0 mL of 0.952 M solution of a diprotic acid. How many grams of Mg(OH)2 are required to neutralize this solution?
A beaker contains 50.0 mL pf 0.953 M solution of a diprotic acid. How many grams of Mg(OH)2 are required to neutralize this solution?
Grade 12 Eng.
Try using a website like Bibme Or, a great reference is Purdue's Online Reference Lab
Find the approximate pH range suitable for the separation of Fe3+ and Zn2+ by precipitation of Fe(OH)3 from a solution that is initially 0.048 M in both Fe3+ and Zn2+.
Fixed Company produces a single product selling for $30 per unit. Variable costs are $12 per unit and total fixed costs are $4,000. What is the contribution margin ratio? (Points :1) 1.67 2.50 0.40 0.60
Canine Company produces and sells dog treats for discriminating pet owners. The unit selling price is $10, unit variable costs are $7, and total fixed costs are $3,300. What are breakeven sales? (Points :1) $11,000 $4,714 $3,300 $7,700
Case 1. Steve and Linda Hom live in Bartlesville, Oklahoma. Two years ago, they visited Thailand. Linda, a professional chef, was impressed with the cooking methods and the spices used in the Thai food. Bartlesville does not have a Thai restaurant, and the Homs are ...
How has the payment of health care providers evolved over time? What caused these changes?
Fracture Math words
3/5 of money is a unit. --------- 3/4 of cube is a young bear. ------- 5/6 of factor is a movie star. ------- 3/7 of segment are people. --------- 1/3 of volume is a pronoun.
Fracture Math word
3/8 of kilogram is something wooden.----- 4/5 of space is a step. -----
Fracture Math word
3/5 of digit is something you do with a shovel.
4. What provides the shortest-term mechanism for preventing acid-base imbalances in the body? The longest-term mechanism? Describe each in detail.
I need help that is why I am here so I can find the answer can someone help me
A freshman studying medicine at an Ivy League College is a part of his class crew team and exercises regularly. After a particularly strenuous exercise session, he experiences severe cramps in his thighs and pain in his biceps. Explain the chemical process that occurred in his...
8th grade chemistry
2CuSO4 what does the information above represent? (A) two molecules made of one copper atom, one sulfur atom, and four oxygen atoms. (B) two elements made of one copper atom, one sulfur atom, and four oxygen atoms. (C) two copper atoms, one sulfur atom, and four oxygen atoms...
c2h4(g) + 3O2(g) -> 2 CO2 (g) + 2 H2O (g) What volume of oxygen will react with 18 ml of ehtylene, c2h4, assuming that the gases are present at the same temperature and pressure?
You have 1.600g mixture of NaHCO3 and Na2CO3. You find that 11.60 ml of 2.00M HCl is needed to convert the sample completely to NaCl, H2O and CO2. NaHCO3 (aq) + HCl (aq) -> NaCl (aq) + H2O (l) + CO2 (g) Na2CO3 (aq) +2HCl (aq) -> 2NaCl (aq) + H2) (l) + CO2 (g) What volume...
a sale at carney's electronic offers a specific model of sony radio at 20% off the reg price. if the sale price is 45 what is the reg price? would the answer be 54?
write a program that asks the user to enter today's sales rounded to the nearest $100 for each of five stores. the program should then display a bar graph comparing each store's sales. create each bar in the graph by displaying a row of astericks. each asterick should ...
A sample of gas exerts a pressure of 5.12 atm. What is the pressure of this gas expressed in torr? (3 significant figures, n.nnEn)
When methanol undergoes complete combustion, the products are carbon dioxide and water. 2CH3OH (l) + 3O2(g) --> 2CO2(g) + 4H2O (g). How much water ( in grams) can you maximally produce if you burn 50g of methanol? In real experiment, you isolate 10 mL of water (d=0.98 g/cm3...
The reflection off the x axis is negative on the outside, don't forget the absolute value symbol: -1/2|x-4|-5
re-write as y^2-10y-yz+10z and factor 2 and 2 y(y-10)-z(y-10) (y-z)(y-10)
Describe two different ways that you could represent the number 0.80.
One of the world's fastest roller coasters is located in a theme park in Valencia, California. Riders go from 0 to 100 miles per hour in 7 seconds. Find the acceleration of the roller coaster during this time interval in miles per second squared.
Using the documents, analyze African actions and reactions in response to the European Scramble for Africa. DBQ HELP NEED a Thesis or example
solve the system by the substitution method x=8-4y 3x=5y=3
Describe two components to the immigration process from what you found on the USCIS website
How would you write the steps out to this problem in words? The answer is suppose to be 1235/48. Thank you for all your help. Greatly appreciated!! (-5)^2+(2/3-1/4)^2+5/2^2/(-3/2)^2
two organizational departments in a business.
Wat is a good thesis statement for AIDS?
Can you please explain to me what this means. Thank you As the characters evolve, Erdrich reveals her major theme--the diminishing hold the distant past has on successive generations as each generation creates and feeds on its own past.
Can you please tell me what this is trying to say. I don't understand it. It's a paragraph out of a book. Its really confusing to me. Thank you for your help. Sometimes she was hard and apparently without feeling at all; sometimes she was affectionate and rashly ...
what are context clues?
make up a set of at least twelve numbers that have the following landmarks. maximum: 8, range: 6, mode: 6, median:5
I used a novel
When doing a work cited page do you have to put the pages that you used. I already inserted the pages that I used when I sighted in my paper?
Altitude of 575m with zero initial velocity; 8.0s she falls freely; rate of descent et 15m/s^2 until her rate of descent reaches 5.0m/s.At this point she adjust her rocket engine control to maintain that her rate of descent until she reaches ground. How much time is required ...
How many grams of CaH2 are needed to generate 54.5L of gas if the pressure of is 815 torr at 20C?
The Goodyear blimps, which frequently fly over sporting events, hold approximately 1.90×10^5 ft^3 of helium. If the gas is at 25 C and 1.0 atm, what mass of helium is in the blimp?
A 1-L flask is filled with 1.25g of argon at 25C . A sample of ethane vapor is added to the same flask until the total pressure is 1.45amt .What is the partial pressure of argon, Par, in the flask?
A cylinder with a movable piston contains 2.00g of helium, , at room temperature. More helium was added to the cylinder and the volume was adjusted so that the gas pressure remained the same. How many grams of helium were added to the cylinder if the volume was changed from 2....
A cylinder with a movable piston contains 2.00 of helium, , at room temperature. More helium was added to the cylinder and the volume was adjusted so that the gas pressure remained the same. How many grams of helium were added to the cylinder if the volume was changed from 2....
What is a marginalized character?
In an air-conditioned room at 19.0C , a spherical balloon had the diameter of 50.0cm . When taken outside on a hot summer day, the balloon expanded to 51.0cm in diameter. What was the temperature outside? Assume that the balloon is a perfect sphere and that the pressure and ...
How many hours does it take by plane from Michigan to get to North Carolina?
you might want to elaborate more. What exactly is your question? A maths problem sum, or "where is the best palce to look this up..."?
Chem - oxides
When an element is burnt in excess oxygen, is the oxide formed always: 1. a crystalline solid 2. greater in mass than the element 3. soluble in water 4. white in color alright, i know that most oxides are not soluble in water other than group 1 elements and calcium and barium...
Nationalism refers to an ideology, a sentiment, a form of culture, or a social movement that focuses on the nation. Meaning patriotism, sort of. Like the people love their nation. Nationalism has become one of the most significant political and social forces in history, ...
The nickle is added as a catalyst.
Hi, i would like to know how hydrogen can be manufactured from methane using a nickel catalyst. What must be added to methane in the reaction? +Ni CH4 + ??? -----> H2 + ???
ammonium sulfate: (NH4)2SO4 I'm not sure about the rest...
I think you need to consider that there is Dice A and Dice B, so your ways to achieve a sum of 7 should be: 1+6 2+5 3+4 4+3 5+2 6+1 (because it matters which diced rolled what number) *There are six numbers on each dice, so the total possibilities should be 6x6=36 SO, for ...
This means that you look at the words, see which one of the few are of the same "type". FOr instance, you see that "five" and "nine" are numbers. "fin, pipe, cape, picture" etc are nouns. There are verbs inside as well. Try to sort it ...
Write the equation first: NO + O2 ----> NO2 Balance the equation: 2NO + O2 -----> 2NO2 5mols of NO will form 5mols of NO2 so, they ask how many grams, that would be 230g, correct! :)
For Fall Festival, Mrs. Marco bought 6 bags of Golden Delicious apples. She handed out 43 apples and had 5 left over. How many apples were in each bag?
45 x 7 = 7 x n
I need to write a proposal outline, can you please check the aims and objectives. Thanks, Project for vocational school for disadvantadged teenagers The objectives of the project are to prepare teens for jobs later in life by providing them with training in skills such as ...
According to the social contract theory, the contract is
-In light of 9/11, do you think Americans should trade off some of their civil liberties? -Do you think that the right of free speech can or should be traded off to reduce violence in America? -What is free speech? What is symbolic speech? Can you yell FIRE at a crowded movie...
What does a high Boltzmann Distribution value indicate??
How might Michaels or Jennifers situation illustrate adjustment? How might this situation become an opportunity for personal growth? Jennifers situation illustares adjustment since she has just gotten married, lost her mother, moved to a different city, had a...
Critical Analysis Forms Fill out one form for each source. Source 1 Title and Citation: 1 Identify the principal issue presented by the source. 2 Identify any examples of bias presented by the author. If none exist, explain how you determined this. 3 Identify any areas that ...
I need to find one essay about all the book of Frankenstein
Old age is the verdict of life. (Amelia E. Barr) What does this mean?
What would be the answer to the second question then?
5th grade math
i hate math but i should study it.
Eng. Proofread Please
Is the grammar good though? I will change it and put all the positive and then all the negative together.
Eng. Proofread Please
Can you profread this for me please? Overall the essay is very well developed and has some good concepts. After reading the entire essay I found the statement of conflict paragraph to be the weakest. The topic sentence that use really grabs the readers attention. The concepts ...
Eng. Ms. Sue
What would some pro's and con's be for charging for air? What would some pro's and con's be for charging for water?
How would that offset costs? I need like two reasons
How would the benefits of adding more food options to a restaurant menu offset costs?
Is this sentence correct? The managers and employees will no longer have to listen to the customers complaining about the lack of food selections on a daily basis.
Is this following sentence correct with grammar? If not how should it look By adding more options for the customers, the staff can then be responsible for promoting those new items and advertisements can be made to help draw customers back to the restaurant.
Is the grammar in this sentence correct? The best way to increase sales and satisfy customers complaints, the menu should be updated with new food items and more choices.
English- Follow Up
Mr. Edward's is that correct when using it in a sentence like Mr. Edwards demonstrates unique characteristics such as....
When you use the word physical therapy in a sentence does it have to be capaitalized and When you say Mr. Edwards does the s need an '?
how do i make 42's equal 12
how many moles are in carbon? ow many moles of each element are in methane?
i am supposed to pretend that my dad is an alcohol addicted and i need to write him a letter saying how his drinking has an impact with our (my family's) life. it must be 250 words long. i have started to write but i don't know what more to write....please help!
How many moles of each of the following are needed to provide 1.0 osmol? a)CaBr2 b)NaOH c)Al(NO3)3
If 80g KNO(3) is mixed with 100g water at 30 degrees C how much will not dissolve?
If 50g NaNO(3) is added to 100g water at 10 degrees C, how much more must be added to saturate the solution?
What mass of KCl will dissolve in 35g H2O at 80 degrees C
two toy ducks are attached to each other by a string and being pulled by a happy guy. the ducks were 2.0 kg and 5.0 kg (front duck) and the guy was pulling them with a force of 10 N. calculate the acceleration if kinetic coefficient = 0.10. Calculate the tension in the rope ...
explIN HOW REDOX REACTIONS ARE INVOLVED IN ENERGY EXCHANGES
Hi. I need help on this homework problem. I don't know where to start of how to do this. Will you please help me? Find the value of digit A if th give-digit number 1243bis to be divisible by both 4 and 9, with A not equal to B. I don't understad this at all. I need ...
i got 3675, but that doesn't make any sense, he has to go 3675 mph?
To qualify for the race, each driver must complete 2 laps of the track at an average speed of 100 mi/h. Benjamin averages only 75 mi/h on his first lap. How fast must he go on his second lap to qulify for the race?
What's the domain of: Y=4 over x+5
That is supposed to be a cubed root, sorry about that. Disregard the square and the a symbol.
ã4:(3) * ã2:(5) is the answer ã8:(15) ?
I have a math problem that I can't quite figure out. I know the answer is one of two that I've gotten, can you help me please. sqrt64/y^2 =8/y or 8/y^2 Thanks so much!
The perimeter of a rectangle is 66 m the length is 9m more than twice the width I am having trouble finding the dimensions