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intro to chemistry (college)

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college intro chemistry
Give an example of a hydrophobic group and a hydrophilic group in triarity proteins.Thanks so much.ps. I have collogen but I do not know which type it is Sport

HELP WRITING A COLLEGE ESSAY!
Hi! For one of my college essays I have to write a 300 word essay on how "the world is better with the computer chip". I just needed some help making an outline.. I know in the intro I should probably state the revolutionary things it has done (need help finding those things...

English
Can someone help me with the intro of my essay. my teacher says I have to get rid of the YOUs in my essay but what can I replace it with.thanks Being the first in the family to attend college is not so easy. There is no one at home to help you and to guide you .You do not ...

????
" Today I will be informing you abot the Civil War. The war the tore friends and families apart and slavery. " -Erin Is that a good intro for a 4-H project intro??

Algebra - College intro
I'm having trouble learning "Solving systems of equations by graphing". Can you show me how to do the following problem? X + Y = 2 X - Y = 0 Solve the system. I know it should be easy, but for some reason I just don't see it.

College Statistics, Intro
A worker for the American Red Cross wants to predict the average number of blood donations of college students. He takes a random sample of 900 students. But then he is puzzled and asks you: " In my sample most of the students have zero donations and the percentages go down as...

Intro To college math
Find the future value, using the future value formula and a calculator. (Give your answer to the nearest cent.) $42.31 at 4.5% compounded semiannually for 4 years.

intro chemistry
is an alchol an acid or a base and why?

intro to algebra
how do i figure out this type of problem. 7(12t). im in college but never learned algebra in high school The seven multiplies by the innards of the parenthesis. 7*12t= 84t

Intro to Chemistry
How do balance this equation K2S+CuSO4

Intro Chemistry
What is the name of NH4CNO? is it ammonium something? Thank you

intro chemistry
can someone help me find out what CH3OCH2CH2CH3 is and what it does. Is it an alkane aldehyde or etc. thanks

classics
I need help writing an intro and conclusion for an essay. The thesis is : Socrates is depicted differently in Plato's dialogue and Aristophanes' Clouds in terms of the education he provides and his beliefs. I already wrote most of the middle, and am having serious writers ...

Intro to Chemistry
If you are looking at C6H5NO2- which source of nicotinic acid- is best used in a vitamin?

Intro to Chemistry
Balanced Equation C3H8 + 5 02-->3 CO2+ 4H20 Calculate the % yield of the products. How do I do this?

Intro to Chemistry
2 Na + 2 H20 --> 2 NaOH + H2 is this the balanced equation? and How do I find calulate the % yield of the products?

English
I need help in writing a general statement and transition statement to my essay. I have all the body paragraphs.. but not an intro and a conclusion. Please help. Thanks. My essay topic is a shakespearean tragedy is a story of human actions producing exceptional calamity and ...

intro to chemistry (college)
A 64.8 g mixture of the compounds potassium sulfide and calcium oxide is 17.1 % by mass potassium sulfide. The compound calcium oxide is 71.5 % by mass calcium. Calculate the mass (g) of oxygen in the mixture. mass % = mass part/mass whole x 100. I attempted the problem by ...

intro to computers
what type of device is characteristic of an enterprise environment? a workstation used by a retired person. a workstation used at an engineering firm. a tablet computer used by an elementary school student a notebook used by a college student

intro chemistry college
State two differences between DNA and RNA. we did not study this at all, so far I see that DNA has several million nucleotides, the smaller RNA only has several thousand of them. the second thing I noticed is that they both have a base,a five carbon sugar and a phosphate group...

Note to physics, chemistry students
Please note the spelling of Physics, and Chemistry. If you are a college student in those courses, and cant spell them, frankly, asking for help here is insulting to your college and you.

College Chemistry
Calculate the electrode potential of a copper half-call containing 0.05M Cu(NO3). E^0 Cu2+/Cu = 0.337 V College Chemistry - DrBob222, Tuesday, April 20, 2010 at 5:19pm E = Eo - (0.0592/n)log[(Cu)/(Cu^+2)] Substitute 2 for n and 0.05 M for Cu^+2 and 0.337 for Eo. Solve. Am I ...

intro to statisics
78% of US homes have a telephone answering device. In a random sample of 250 homes, what is the probability that fewer than 50 do not have a telephone answering device. Courtney, 2nd yr college

Intro to Chemistry
A gas has a density of 5.56 g/L. What volume in milliliters would 4.17 g of this gas occupy?

Intro Chemistry
Whats the name for HI(aq)? I thought it was Hydrogen Iodide, but that's incorrect, does the aq change the name?

Intro to Chemistry
How do you determine the mass of NACL needed to prepare 25.00 ml of a 1.585M NaCl Solution?

intro to chemistry
how to come come up with a significant digits poam

Intro to chemistry
a salt solution has a density of 1.15 g/mL and a volume of 0.425L. what is the mass in kg of this solution? I just need to know how to do it period

Intro to Chemistry
Given the following chemical equation, determine how many grams of N2 are produced by 8.58 g of H2O2 and 5.62 g of N2H4. 2H2O2(l)+N2H4(l)=4H2O(g)+N2(g)

English-Ms. Sue
Ms. Sue you know the description of the old house I did, well now I have to put all that into a paragraph. I want to make this paragraph seem really intersting and spooky. Ms. Sue could you please give me a spooky intro and conclusion for this, please. If not the conclusion ...

intro to chemistry
A sample of nitrogen has a volume of 50.0L at a pressure of 760mmHg. What is the volume of the gas at each of the following pressures if there is no change in temperature? A. 1500mmHg B. 2.0atm C. 0.500atm

literature/new,revised intro
this is my intro after i made changes: Daughter of Invention[underlined] by Julia Alvarez is a great example of how families struggle when they move to a totally new place. The family moves from the Dominican Republic to the United States. This family consists of the narrator...

English/writinh
Im having a hard time starting my introduction for my essay. I already wrote my thesis statement which is: " In Nathaniel Hawthorne’s, The Scarlet Letter, it suggests that one must find their own internal strength and strive for individual redemption by applying the beliefs ...

comparative essay
okay this is my intro Egar Allen Poe is well known for his Gothic Novels.There are many different enterpretations of "the Raven" that have been presented over the years.Edgar Allen Poe and The simpsons rendition of "the raven" are similar in some ways and different in others...

intro chemistry
Can you tell me why ketones and aldehydes don't bond with hydroxyl groups? I posted earlier but no one has answered , common I am sure there is a wizard out there, I keeep looking but can not locatethe amswer.Thanks so much

Intro to Chemistry
Does the Periodic table have any kind of pattern for brittleness? If so, what is it? For example, the elements on the left are more brittle, while the ones on the right are less brittle.

Intro to Chemistry
How many milliliters of 5.50 M H2SO4 must you use to prepare 500.ml of 0.2 M sulfuric acid solution? I know I need to use the formula M1V1 = M2V2 but I'm not sure how to calculate the problem?

Intro Chemistry
Given: 2CO(g) + O2(g) -> 2C02(g). When 10 mol of CO and 8.0 mol of O2 react in a closed 10L vessel. a)how many moles of CO, O2, and CO2 are present at the end of the reaction? b)What will be the total pressure in the flask at 0 degrees C?

Intro Chemistry
_______g of MnSO4 H2O are needed to prepare a solution of 100.00mL of 0.100 M MnSO4. Thank You

Intro to Chemistry
A substance X has the density of 0.359 g/mL at room temperature. What is the volume in mL of 25.0 g of the substance? Show calculation. -------------------------------------- I tried to cross multiply but I dunno...I'm getting some pretty crazy numbers. Any suggestions?

college-public speaking
I am supposed to be writing an Introduction speech about my debate partner in my public speaking class. The criteria is 3 min total, 1 1/2 min for each because he'll intro me as well, written in outline form, and no notes while speaking. I have notes about him from an ...

College Help
I'm going to college this September, and would like to know of any good web sites for beginning college students.

misc.
if something says your pursuing a college degree does that mean your in college are are planning in the future to go to college?

chemistry (inorganic) reflection planes
how many planes of reflection (sigma v) does the letter "H" have? an infinite amount? this is for an intro to group theory / symmetry operations.

Chemistry
An irregular shaped stone was lowered intro a graduated cylinder holding a volume of water equal to 2.0 ml. The height of the water rose to 7.0 ml. If the mass of the stone was 25 g, what was the density

College Intro To Geography
Discuss the ways in which geographers employ the ideas of distance, accessibility, and connectivity to describe the process of spatial interaction. The spatial interaction would be how people, or even animals, interact with each other. For instance how well do we connect with ...

statistics
At a small college it is known from previous years that 35% of all college freshman start in college algebra. The new freshman class has 100 students in it, What is the probability that between 35 and 42 freshman will start in college algebra? Is it reasonable to approximate ...

persuasive essay!!
Is it better to go to college and be successful or open your own business without a college degree? Need help writing thesis. What are some benefits of going to college rather than not going to college and opening your own business

Intro to chemistry
Determine the volume of 2.3 M H3PO4 that can completely react with? 340 mLs of a 5.1 M solution of NaOH according to the reaction: 3 NaOH + H3PO4 --> Na3PO4 + 3 H2O stuck on a homework problem..pls help!

Statistics
What percentage of college students are attending a college in the state where they grew up? Let p be the proportion of college students from the same state as that in which the college resides. If no preliminary study is made to estimate p, how large a sample is needed to be ...

Intro Chemistry
An 0.6600 mol sample of an ionic compound has a mass of 131.9 g. Determine the mass (g) of one formula unit of the compound. I have no idea how to do the problem. I need help please, I'm reviewing for an exam. Thank You!

Chemistry Intro
If the solubility of alum is 1g @ 1 degree celcius and 1.7 g at 6 degree celcius how much alum (KAl(SO4)2.12H20) would you expect to dissolve at 5.5% C?

Choosing High School Courses
I want to major in something English or History related, probably Secondary Education, International Studies, or Journalism. I am currently enrolled in chemistry and I am doing horribly. Would colleges rather see me take chemistry and get a bad grade, or would they prefer me ...

grewal
Don has just received a cash gift of $70,000 from his rich eccentric uncle. He wants to set it aside to pay for his daughter Cynthia's college education. Cynthia will begin college in 10 years and Don's financial advisor says that she can earn 8% interest on an investment in a...

english
how about this for starters? The shift from being a high school student to a college student can be both pleasurable and discomforting at the same time for the simple fact that college is nothing like high school. In college there are no “boundaries”, telling the students ...

college chemistry
what major concepts makes chemistry useful in everday life?

Yr 10 English
Hey guys, Need help with an intro of this question or a prompt. Imagine you're a 12 year old boy from Afghanistan who is newly arrived in Australia. Write a diray entry outlining your experiences of your first day at school. Include 5 words from the spelling list to include in...

criminology
what are the characteristics of the juvenile court system? We will be happy to critique your thinking. Be careful of generalizations here on fairness, etc. Courts vary very widely on how well the operate. What i am looking for are the general characteristics of juvenile court ...

Holocaust
How would I start off my Topic for my research paper? Write an introduction. I searched Google under the key words "research paper introduction" to get these possible sources: http://owl.english.purdue.edu/workshops/hypertext/ResearchW/writeintro.html http://history.berkeley....

final exam
a study shown that 20% of all college textbooks cost at least $70.it is known that the standard deviation of the prices of all college textbook is $9.50.assuming that prices of all college textbooks follow a normal distribution, find the mean price of all college textbooks.

intro to chemistry
The air in a 5.00L tank has a pressure of 1.20atm. What is the new pressure of the air when the air is placed in tanks that have the following volumes, if there is no change in temperature? A. 1.00L B. 2500ml C. 750ml

Statistics
How do you find the p-value??? Thanks! In the past, 35% of the students at ABC University were in the Business College, 35% of the students were in the Liberal Arts College, and 30% of the students were in the Education College. To see whether or not the proportions have ...

Intro to algebra
2 + 5(x - 9) = -18 what does X equal?

Math
23 college sophomores at Crocodile Community College, 12 preferred pepperoni pizza, 7 preferred supreme, and 4 preferred cheese. If we picked a college sophomore at Crocodile Community College at random, what is the probability that he or she would prefer supreme? Give ...

Intro to Chemistry
A 9.40-L container holds a mixture of two gases at 47 °C. The partial pressures of gas A and gas B, respectively, are 0.344 atm and 0.520 atm. If 0.160 mol of a third gas is added with no change in volume or temperature, what will the total pressure become?

intro to chemistry
. Nitrogen is unique in that it forms no fewer than seven molecular oxides. The one of highest molar mass is dinitrogen pentoxide, N 2 O 5 , a crystalline, colorless solid made by the reaction of nitric acid (HNO 3 ) with P 4 O 10 . HNO 3 ( l ) + P 4 O 10 (s) Þ N 2 O 5 (s) + ...

math
A community college has 3,000 students and 90 instructors. The college plans that enrollment will be 3,500 next year. How many new instructors should be hired if the college wants to keep the same student to instructor ratio?

math
A community college has 3,000 students and 90 instructors. The college plans that enrollment will be 3,500 next year. How many new instructors should be hired if the college wants to keep the same student to instructor ratio?

Math
A community college has 3,000 students and 90 instructors. The college plans that enrollment will be 3,500 next year. How many new instructors should be hired if the college wants to keep the same student to instructor ratio?

Math126
A Community College has 3,000 student and 90 instructors.The college plans that enrollment will be 3,500 next year.How many new instructors should be hired if the college wants to keep the same students to instructor ratio?

eng 20 F
shakespeare intro pack

strayer
You and three (3) of your friends were in the same advance placement high school chemistry class in high school. All four (4) of you decided to take the same chemistry class together at the local university along with 21 other students. On the first day of class, the professor...

Composition
Can someone help me figure out a sentence from my conclusion CONNECTING BACK TO THE INTRO?? Or what can I say to connect back to my intro?? Thankyou to anyone who helps! (: My Intro: In the workplace, a new security installment begins in the workplace. Workers begin to feel ...

Intro to health and disease
History of diabetes

Intro to computers
What does the COUNT function do in Excel?

Chemistry
Hi, I have to take chemistry placement test for college this week. Does anyone here have advice for studying to prepare for the test? I took chemistry in high school 2 years ago so I don't remember anything.

Algebra 2
Dana invests $8,000 into her son college fund when he is born. The college fund earns 3% interest and is compounded daily. What will the value of his account be if he takes the money out at 18 to go to college? Please write answer rounding to 2 decimal places.

Intro to Finance
Could someone please help me figure this out? 1.

spanish 3
what can you put as an intro for an autobiography about yourself?

question
how can i write an intro about fate vs free will ??

Writing
can an intro in a essay be less than 5 sentences long?

intro to psychology
To gain acceptance, a hypothesis must be:

statistics
At a certain college, 15% of the students receieved an A in their required math cousre, 10% receieved an A in their required chemistry course, and 5% receieved an A in both. A student is selected at random. a.) What is the probability that he received an A in either chemistry ...

English
1. He got into college last year. 2. He went into college last year. 3. He got to college last year. 4. He went to college last year. (Are the four all the same in meaning? Which ones are commonly used?)

English 7 (please read and please help!)
We have to write this essay for english. Here is the info. We are working on the intro for our essay B = Broad Statement I = Illustrate (Example) N = Narrow the Topic T = Thesis Statement Essay Topic * Explain how his/her (Rose Parks) characteristics were shaped by the setting...

intro to biology
when does protein syntheses occur in a eukaryotic cell??

ELA
what could you say if you want to give a little intro about the book

intro to corrections
identify and describe the five functions of jails

intro to physical science
what is the Celsius equival of a temperature of 160 F

intro to psychology
It is the proper role of a psychological research scientist to:

intro to psychology
Random assignment can be described as a research method:

Chemistry
A flask of known volume was filled with air to a pressure of 3.6atm. This flask was then attached to an evacuated flask of known volume and the air was allowed to expand into the flask. The final pressure of the air (in both flasks) was 2.7atm and the volume of the second ...

stats
This week we practice with Binomial Distribution. You can use Appendix Table E or Excel Function Binomdist. About 30% of adults in United States have college degree. (probability that person has college degree is p = 0.30). If N adults are randomly selected, find probabilities...

U.S. History
I need help on my intro paragraph, i need a good thesis statement but i don't know if mine is correct. my essay involves three major business leaders in the late 19th century "John D. rockefeller, Andre Carnegie, Cornelius Vanderbilt." so my thesis statement and intro begins ...

ECONOMICS
Suppose your college charges you separately for tuition and for room and board. What is a cost of attending college that is not an opportunity cost? What is an explicit opportunity cost of attending college? What is an implicit opportunity cost of attending college?

statistics
You and three (3) of your friends were in the same advance placement high school chemistry class in high school. All four (4) of you decided to take the same chemistry class together at the local university along with 21 other students. On the first day of class, the professor...

Intro to Computers
What are the points of connection between internet service providers?

SCI
I need help finding a way to start an intro that has to do with Healthy Eating

soc
what would be a intro that i could use about does punishment deter crime

Intro to business
the resurgence of us manufacturing firms in recent years can be credited to

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