# college-chemistry

65,868 results

### 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.

### math

the stem-and-leaf plot shows the height, in inches, of the players on two different basketball teams. How many players on each team are less than 70 inches tall? Heights of Players In inches Austin College Barton College Leaf Stem Leaf 6 7 8 8 9 6 4 6 8 1 1 2 6 7 1 1 1 3 4 5 1...

### 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 ...

### 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?

### 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

### 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 ...

### 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?

### 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.

### 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 ...

### 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 ...

### 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?

### 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...

### 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.

### 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?)

### 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...

### 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...

### Simple College Question

1.)Do you have to attend college in order to join the Army Or Navy? I truly don't know what I wanna be when I grow up so I've been thinking about join the Army Or Navy once I turn 19 or 18, & I was wondering Do I have to attend a college 1st before I can Join the Navy or Army...

### Math-Statistics

A marketing research company needs to estimate which of two soft drinks college students prefer. A random sample of n college students produced the following 98% confidence interval for the proportion of college students who prefer drink A: (0.384, 0.424). Identify the point ...

### economics

I need to review a n example of an essay on a 700-1,050 word essay on one good that you have had experience purchasing and the good I chose is online college explaining factors that could cause possible chandes in supply and demand. Determine at least 2 substitutes there may ...

### Mat 126

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? 13 instructors 15 instructors 105 instructors 77 ...

### statistics

A teacher is interested in finding out how many hours a day a college student at Monroe Community College exercises. The teacher randomly chooses 1000 college students and asks them, “How many hours do you exercise?” Explain whether there could be any bias in the data the ...

### College Chemistry

I don't have an answer.

### college chemistry

density of sulphur

### College Chemistry

Pb+NO3+Na2SO4-->?

### College Chemistry

This is my first time taking chemistry and I am VERY confused on the steps foe this problem! Kilocalories to condense 82g of steam at 100 degress C, cool the liquid and freeze it at 0 degress C.

### College Algebra

A bank credit card charges interest at the rate of 23% per year, compounded monthly. If a senior in college charges $1,700 to pay for college expenses, and intends to pay it in one year, what will she have to pay?

### college chemistry

What si the pH of a solution of 10^-8 M HCl in H2O?

### College Chemistry

How do acids and bases react?

### college-chemistry

How do you know when a base is weak or strong?

### college chemistry

if my sublimation apparatus imploded, what was the cause of it?

### college chemistry

prepare 0.2M phospate buffer of pH 5.7

### Math

i go to college and it take 40 to 45 gallon every monthto go to college, some time cost of the gallon varies 2.96 to 3.61 /gallon . what would be my weakly cost to drive college. please answer . i come up with 21 dolor.Am i right or miss some thing .

### Education facts

What percent of high school graduates go onto college(can be either 2,4or 8 year degree) and.. What percent of those that go onto college graduate from college with a degree. Please post your reliable sources that you got the information from. If you could put in in mla format...

### Lincoln College Of New En

it has been found that 85.6% of all enrolled college and university students in the U.S. are undergraduates. A random sample of 500 enrolled college students in a particular state revealed that 420 of them were undergraduates. Is there sufficient evidence to conclude that the ...

### statistics

Of the 300 employees that were surveyed, 200 had college degrees, 50 were single, and 30 were both single and had college degrees. What is the probability that an employee chosen at random is single or has a college degree?

### college

Do students at various colleges differ in how sociable they are? Twenty-five students were randomly selected from each of three colleges in a particular region and were asked to report on the amount of time they spent socializing each day with other students. The results for ...

### College Chemistry

Calculate both [H30] and [OH-] for a solution that is: pH=5.50 ph=7.00

### college

organic chemistry 121-------------how to do dimensionalysis solving..

### College Chemistry

What is the approximate pH of a solution labeled 6 x 10^-5 M HBr?

### College Chemistry

What is the oxidation number of Cr2(SO4)3

### College Chemistry

What is the oxidation number of (NH4)2SO4

### College Chemistry

elements in which group form -2 ions

### College chemistry

is dispersion force the strongest IM for Cl2

### College Chemistry

Is .1M NaH2PO4 a good buffer? Explain.

### College Chemistry

how many liters of ethanol contain 1.5 kg of ethonal?

### statistics

based on a random sample of 640 college students, the mean amount of sleep college students. construct a 95% confidence interval for the mean amount of sleep per night for college studenrs.

### College

Im want to fill an application for Prince Geroges Community College online. what is the link?

### Math

Solve the following linear programming problems by the graphical method Dr. Lum teaches part-time at two different community colleges, Hilltop College and Serra College. Dr. Lum can teach up to 5 classes per semester. For every class taught by him at Hilltop College, he needs ...

### thermochemistry college

does anyone know profesor of green river community college, auburn,wa, sue critchlow ????

### College Accounting

What are the advantages and disadvantages of going to college directly after high school?

### Statistics

A poll was taken of a random sample of 1189 college students. Of these students, 789 reported that they had a drinking binge (more than 10 drinks in an evening) in the past month. Select the most believable conclusion. A. About 66.358% of college students indulged in binge ...

### College Accounting

What are the advantages and disadvantages of getting some work exparience before going to college?

### College Accounting

What time and financial constraints have you faced since starting college? How did you deal with them?

### college writting two

Could this be a thesis lower minimum wages are detrimental for disabled and college students.

### college majors

I want to become a pediatrician, what should i major in college for?

### Chemistry College

Is there a simple formula for the Enthalpy of solution and/or hydration?

### College Chemistry

Is 50.0mL of 1.0 MHF and 50.0 mL of 1.0M NaOH a buffer solution with a pH of 3?

### College Chemistry

A plant grows. Is that a chemical or physical change?

### college chemistry

what is the theoretical percent of water in CuSO4 x's 5H2O?

### COLLEGE CHEMISTRY

Calculate the pH of a 0.052 NH4Cl aqueous solution

### college chemistry

How many grams of Mg(OH)2 can be prepared from the reaction of 20.0g of Mg3N2 with 10.0g of H2O?

### college chemistry

what is the highest freezing point of H2O, NaCl, and HF

### College Chemistry

Determine the pH of a solution that contains 5.3*10^-2 M in HClO4 and 3.0*10^-2 M in HCl?

### College Chemistry I

Calculate delta G and Kc. 2Al(s) + 3I2(s) to 2Al3+(aq) + 6I-(aq)

### college chemistry

why do halogens tend to form diatomic molecules?

### College Chemistry

Which contains more sulfur, 35.2g CaSO4 or 35.7g NaSO4?

### college chemistry

How many kilocalories are released by freezing 4.6 moles of H20?

### college chemistry

What is the ratio of KC2H3O2 and HC2H3O2 in a buffer with a pH of 5.25? Ka = 1.8 x10-5?

### emmanuel college

Chemistry A is a solution of H2SO4 containing 2.5g in 500cm3

### college chemistry

How many grams of NaCN are needed to react with 50.0 g of MgCl2?

### stats

the dean of a college is interested in the proportions of graduates from his college who have a job offer on graduation day

### stats

The college student's average age is 33 and 42% are minority. How do I verify these claims without using a college website.

### statistics

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

### college Chemistry

Ok this is the question... Complete the combustion of butane... CH3CH2CH2CH3 + O2 ====> ____________

### college

here is a chemistry 10 quetion. Convert 35.2mL to hm to third power

### college chemistry

how do I calculate the amount of heat lost by the metal, qmetal?

### college chemistry

How do you calculate delta[S2O8 2-] in iodine clock reaction?

### College Chemistry

Quick Question - For a spontaneous reaction, ΔS°>0 and K >1. Is this always?

### College Chemistry

Does Vapor Pressure decrease as intermolecular forces increase???

### college Chemistry

What is thhe pH of 500mL of solution containing 0.0124 grams of Ca(OH)2?

### College Organic Chemistry

Why are fractionating towers in a refinery always tall?

### College Chemistry

How many grams of BaCl2 are needed to make a 250mL of 15% solution?

### College Chemistry

Calculate the pH of a 0.5 M Formic Acid (HCOOH) soln. ka= 0.00018

### College Chemistry

Indicate the number of unpaired electrons present in Kr Atom...?

### college chemistry

how do you balance this redox equation? Co(OH)2(aq) + Na2O2(aq) → Co(OH)3(s) + NaOH(aq)

### college Chemistry

what mass of H 2 O is needed to completely react with 5.10g SiCl4

### college chemistry

How many grams would you weigh out to get 3.1 X 10-3 Moles of MgCl2?

### college chemistry

Calculate the molarity (M) of 156.2g of H2SO4 in 1.275L of solution.