Wednesday
May 27, 2015

# Posts by april

Total # Posts: 578

CHEM:
The bond enthalpy of the Br−Cl bond is equal to ƒ¢H‹ for the reaction BrCl(g) ¨ Br(g) + Cl(g). Use the following data to find the bond enthalpy of the Br−Cl bond. Br2(l)--->Br2(g) ƒ¢H=30.91 KJ/mol Br2(g)--->2Br2(g) &#...
June 6, 2012

CHEM
4.69 of S is reaction with oxygen calculate the volume of SO2 in mL formed at 33 degrees C and 1.14 atm
June 5, 2012

physics
(1) If an electromagnetic wave has a period of 4.8 μs, what is the frequency and wavelength? I know how to find the frequency but for the wavelength how can we find it without the velocity being given???? (2) The beam of a helium-neon laser (λ = 632.8 nm) is incident...
May 30, 2012

Algebra 1B
it took a small plane 3 hours more to fly 475 miles against the wind than it took the same plane to fly the same distance with the wind. the rate of the wind was 15 mph find the rate of the plane in calm air
May 24, 2012

chemistry
M=moles of solute/L of solution Solute- ammonia NH3 Solvent- .1L H2O Convert grams of NH3 to moles by dividing it by the molar mass. Then you plug that into the problem and solve.!
May 22, 2012

SUPER URGENT-- CHEMISTRY
REALLY, dude?
May 21, 2012

Chemistry
1. As I understand it--As an acid is added to neutral water the (OH-) will...decrease?? Is this right? 2. If you made up a solution of NaOH by adding 0.010 mole of solid NaOH to 1.0 L of distilled water, what would be the concentration of the OH-?...I think this would be a pOH...
May 15, 2012

Chemistry
As I understand it--As an acid is added to neutral water the (OH-) will...decrease?? Is this right?
May 15, 2012

Chemistry
The reason why I think gglycerin and glycerol are 2 different molecules is glycerin formula is C3H5(OH)3 and glycerol is C3H8(OH)3. On the site you linked I do not see NaCl. I see sodium chlorate. Are sodium chloride and sodium chlorate the same? the reason why I say the NaCl ...
May 8, 2012

chemistry
In my experiment I placed NaCl in glycerin for 10 minutes or more and it did not dissolve. I have looked to see if glycerin is polar or nonpolar and the information uses glycerol and glycerin interchangeably, yet they are not the same. Some information states it is polar and ...
May 8, 2012

Chemistry
1. As the strength of a weak acid increases, the proportion of ions to molescules increases or decreases? ... I think that it will increase. Is this right? 2. As the as the concentration of a weak acid increases, the pH... decreases? Is decreases correct? 3. at the same ...
May 4, 2012

Geometry
Find the radius of a cone if the total area = 12 pi and lateral area = 8 pi.
May 1, 2012

Geometry
Find the missing measure for a right circular cone given...Find r if T.A.= 12 pi and L.A = 8 pi.
May 1, 2012

Geometry
Find the missing measure for a right circular cone given the following ... Find h if r = 5 and V = 100 pi.
May 1, 2012

Geometry
A cone with a radius of 3 inches has a total area of 24 pi sq in. Find the volume of the cone.
April 30, 2012

Pre-Algebra
what is the equation in slope-intercept form of 7x+2y=10
April 24, 2012

English
Is the following sentence punctuated correctly? The neighbors’ new dog is small, quiet, and shy.
April 15, 2012

math
what can you put in place of the ? to make x^2+14x+? a perfect square?
March 13, 2012

Physics
Starting from rest, a 1.6x10-4 kg flea springs straight upward. While the flea is pushing off from the ground, the ground exerts an average upward force of 0.42 N on it. This force does 3.6x10-4 J of work on the flea. (a) What is the flea's speed when it leaves the ground...
March 12, 2012

Trig
If CSC X = 4 in the quadrant 1, what is COS X?
March 9, 2012

physics
When you want to pull downward to lift something, the main advantage of passing a rope upward and through a single pulley,rather than just up over the branch of a tree ,is that the pulley?
March 7, 2012

Physics
A block of mass M1=2.9 kg rests on top of a second block of mass2=5.5 kg, and the second block sits on a surface that is so slippery that the friction can be assumed to be zero. Question: (a) if the coefficient of static friction between the blocks is 0.21, how much force can ...
March 2, 2012

CHEMISTRY
Predict the products of the following reactions. a)CH3-CH2-CH2-CH3+O2----> B)CH3-CH2-CH2-CH2-CH3+Br2----> c)CH3-CH=CH-CH3+Br3----> D) HEXENE+KMnO4--> E) HEXENE+Br2---->
February 19, 2012

History
what is the analysis of the contemporary american society offered in the preamble? What were the new people's party pledged to purse?
February 9, 2012

chemistry
Calculate the mL of 2.00 M H2SO4 required to neutralize 50.0 mL of 1.00 M KOH? consider that H2SO4 has two acidic hydoregens H2SO4(aq) +2KOH(aq)---->K2SO4(aq) + 2H2O(l)
February 6, 2012

chemistry
what is the pH of coffee if the [H3O+] is 1*10^-5 M?
February 5, 2012

chemistry
write a balanced chemical reaction representing the combustion of hexane? C6H14
February 5, 2012

organic chemistry
An unknown H2So4 sample of 25.00mL vl is titrated with 0.149 M NaOH. If 45.22mL of NaOH were needed to reach the pink endpoint, what was the molarity of the unknown acid? Show work using conversion factors????? H2SO+2NaOH --> Na2SO4+2H2O Dont know where or how to start!
January 31, 2012

it was Writeacher who helped me... can u tell me which are wrong so i can fit them for my quiz
January 30, 2012

let me go and see who check my work
January 30, 2012

then i was given wrong advice on here.. the first 20 people told me were right on here.... thats what i did this morning
January 30, 2012

here is all my questions with answers.. just to double check my work.. Sue can u please check!! thanks u for all the help!! 1. In a _______, consumers ultimately decide what should be produced. A. macroeconomic system C. free market system B. socialist economy D. command ...
January 30, 2012

i have a quiz over 200 questions given to us.. he is going to pick 25 out of the 200 questions... i don't have anything to study by.. we were told to use the internet and a lot of my questions.. don't seem to be on the internet!
January 30, 2012

In global trade, when the difference between money coming into a country from exports and money leaving a country due to imports or money flows from other factors is known as the A. balance of payments. C. balance of trade. B. trade offset. D. trade deficit. my answer is D
January 30, 2012

on 5 i read it wrong i guess somehow.. but A fits.. lol
January 30, 2012

5. would have to be D because A and B doesnt fit.. is that correct 10. D dumping .. i remember reading it but just cant seems to remember if its D or B but i think it was dumping
January 30, 2012

5. The trend toward two-family income has led to A. policies allowing only one family member to work for a company. B. flexible work schedules, pregnancy benefits, and elder-care programs. C. businesses paying lower wages and hiring fewer workers. D. fewer opportunities in the...
January 30, 2012

the internet!
January 30, 2012

means judged so answer will be D
January 30, 2012

would 1 be A
January 30, 2012

would 4 be A mixed
January 30, 2012

1. Americans are often accused of being ethnocentric. This means that A. Americans welcome diversity in their work force. B. Americans feel their culture is superior to other cultures. C. U.S. firms are actively seeking international markets. D. U.S. businesses are pursuing a ...
January 30, 2012

oh i got confused i guess.. Consider two used-car dealers: Bob’s Better Wheels and Dewey, Cheatum, and Howe Motors. Their prices are basically the same for similar vehicles even as their advertising screams that their products are different. Which kind of competition is ...
January 30, 2012

In general, a person who owns and operates his or her own business can be thought of as a/an A. entrepreneur. C. gambler. B. manager. D. pioneer. its B right
January 30, 2012

In general, a person who owns and operates his or her own business can be thought of as a/an A. entrepreneur. C. gambler. B. manager. D. pioneer. my answer is A Consider two used-car dealers: Bob’s Better Wheels and Dewey, Cheatum, and Howe Motors. Their prices are ...
January 30, 2012

The _______, created in 1995, is assigned the task of mediating international trade disputes. A. EU C. GATT B. WTO D. NAFTA my answer is D
January 30, 2012

Typically, the quantity of products people are willing to buy will _______ when prices _______. A. increase; increase C. decrease; increase B. stay the same; increase D. increase; stay the same my answer is C
January 30, 2012

When the government of Indonesia imposes a tax on imported electronics products to help its young electronics industry compete in the global marketplace, it’s imposing a/an _______ on foreign electronics products. A. import quota C. embargo B. protective tariff D. revenue...
January 30, 2012

Often, the _______ the risk, the _______ the rewards. A. higher; higher C. higher; lower B. lower; higher D. faster; quicker my answer A
January 30, 2012

Math
The final math grades for all 6th graders were A: 125, B: 200, C: 350, D: 95, and F: 25. Make a bar graph to display this data. In the box below, write a description of your bar graph.
January 25, 2012

Physics
A 8.22 kg block initially at rest is pulled to the right along a horizontal, frictionless surface by a constant, horizontal force of 16.8 N. Find the speed of the block after it has moved 2.3 m. Answer in units of m/s
December 28, 2011

geometry
2. Unit 5 Lesson 12: A photographer enlarges a photo by using a scale of 6. If the length of the original photo is 7in., what is the length of the enlarged photo?
December 8, 2011

physics
What speed would a fly with a mass of 0.71 g need in order to have the same kinetic energy as a 1250 kg automobile traveling at a speed of 11 m/s?
December 1, 2011

Math 110
finding the standard deviation of 15, 20, 30, 35
November 28, 2011

statistics
A machine produces 49 titanium bolts every 2 hours. At this rate how many bolts does the machine produce in 36 minutes?
November 2, 2011

statistics
With a µ = 100, a score of 150 is more extreme when ó = ______. a.25 b.100 c.both d.neither
October 18, 2011

math
6x=82
October 3, 2011

Math
Identify a real-life situation that represents each integer a)-27 b)15 c)-150 d)2
September 26, 2011

physics
A ball is thrown upward with an initial velocity of 13 m/s. At what time does the ball reach the high point in its flight? (Use the approximate value of g = 10 m/s2, and remember that the velocity is equal to zero at the high point.)
September 18, 2011

problem solving
What is the number that I am thinking of if I multiply it by 9 then divide it by 6 then multiply it by 8 then divide it by 4 and the answeer is 12.78 what's the answer
July 19, 2011

apbio
okay thank you
May 22, 2011

apbio
what method of dna sequencing would be used to sequence a recombinant plasmid?
May 22, 2011

strayer
ACC422 – Intermediate Accounting II Learning Team D Assignment – Week 2 This assignment is worth a total of 75 points distributed evenly among the two problems. It will be graded based upon both the accuracy of your solutions (2/3) and effort (1/3). Points for effort...
May 17, 2011

math
Peg spends \$7.50 a week for grapefruit. When grapefruit are out of season, she gets 1 fewer grapefruit than when they are in season. If the price decreases by \$3 per dozen in season, how many dollars will it cost to buy a dozen grapefruit out of season?
May 10, 2011

math
thank you
May 10, 2011

math
How many 3 digit numbers are divisible by 8?
May 10, 2011

math
how many multiples of 7 are there between 100 and 1000?
May 10, 2011

economics
What is the economic rationale for the Federal government to dictate that 7.5 billion gallons of renewable fuel be produced by 2012?
April 13, 2011

what type of financial structure would you say the veterans hospitals and clinics run on?
April 4, 2011

I am doing a paper on not for profit and for profit health care organizations and i am confused I know for profit is to make money and not for profit has more of the charity help but when i do a search i always get non-for profit so is for-profit organizations (private not-for...
March 28, 2011

Math
A rectangular garden is two feet longer than it is wide. If the width is doubled, fifty extra feet of fencing will be needed to keep out the rabbits. What are the dimensions of the original garden
March 23, 2011

Algebra and Trig
Aldo has feet of fencing. He will use it to form three sides of a rectangular garden. The fourth side will be along a house and will not need fencing. What is the maximum area that the garden can have?
March 10, 2011

Math
Please help check my answers to make sure they are correct. I used the "sinking fund payment and present value of an ordinary annuity" formulas to solve this story problem. Thanks! Story: Naomi Dexter is 20 years old. She decides to investigate several ways to ...
March 7, 2011

MATH
Please help check my answers to make sure they are correct. I used the "sinking fund payment and present value of an ordinary annuity" formulas to solve this story problem. Thanks! Story: Naomi Dexter is 20 years old. She decides to investigate several ways to ...
March 6, 2011

English
Can someone please check this sentence. I want to make sure I DONT need a comma in the sentence. THANKS! I have found her to be extremely competent in areas by exemplifying her creativeness through many challenges she has taken upon herself.
March 3, 2011

Thank you! Why do I feel so off? I feel like I knew what I was doing, then it all went away? Thank you for teaching me!
February 28, 2011

Thanks for the feedback. I just want someone to be able to check my answers to see if they are correct.
February 28, 2011

This problem deals with TRADE & CASH DISCOUNTS. PLEASE HELP!!! I'm not sure which equation to use for some of the problems. THANK YOU! Misuse and abuse of trade discounts infringe on fair trade laws and can cost companies stiff fines and legal fees. One way to avoid misuse...
February 28, 2011

MATH: Cash discounts / Trade discounts
This problem deals with TRADE & CASH DISCOUNTS. PLEASE HELP solving some questions. Here is some information in regards to the questions. THANK YOU! Misuse and abuse of trade discounts infringe on fair trade laws and can cost companies stiff fines and legal fees. One way to ...
February 28, 2011

MATH: Cash discounts / Trade discounts
This problem deals with TRADE & CASH DISCOUNTS. PLEASE HELP solving some questions. Here is some information in regards to the questions. THANK YOU! Misuse and abuse of trade discounts infringe on fair trade laws and can cost companies stiff fines and legal fees. One way to ...
February 27, 2011

Math
February 27, 2011

Math
This problem deals with TRADE & CASH DISCOUNTS. PLEASE HELP solving some questions. Here is some information in regards to the questions. THANK YOU! Misuse and abuse of trade discounts infringe on fair trade laws and can cost companies stiff fines and legal fees. One way to ...
February 27, 2011

English
Correct punctuation, please. Attached is a list of guiding principles drawn up by the Spanish Club Council for the students to follow while in Spain. We appreciate your support and we will keep you informed of the progress of our plans for the Spain summer study group.
February 27, 2011

English
Correct punctuation, please. The students will be able to receive mail through the American Consul in the city, and any emergency messages should be directed to the office of the American Consul. Since several short excursions are planned to visit the site of the Guadalupe ...
February 27, 2011

English
Correct Punctuation, please. As you know, the students will be staying in private homes in the city while studying and touring. Mr. Diaz is preparing a detailed report of the trip plans, and will submit it to you within the next few days.
February 27, 2011

english
Punctuation Correction please! At the present time, the Spanish instructor Joseph Diaz has agreed to assume the major responsibility for the final arrangements. Karen McGraw, president of the Instructor’s Council and her husband have agreed to accompany the group as ...
February 27, 2011

English
Punctuation Correction please! As we have discussed, the Spanish Club wants to sponsor a summer study trip to Spain. If our initial surveys are correct, the number of students wishing to participate in the summer study group will exceed 15.
February 27, 2011

english
Please correct punctuation and spelling errors. Thank you! We have an appointment with Representative Howard at 1:30 p.m. on Tuesday, August 1, in Room 209 at the Capitol in Nashville. Our appointment will precede the General Committee meeting in room 7 of the Capitol. ...
February 27, 2011

english
Please Help correct punctuation & spelling! Thank you! I tried to call you about the above case, but learned that you were out of town and will not return until Wednesday. You wrote to me on June 1 to ask what authority I had or could get to settle this case, and we discussed ...
February 27, 2011

English
Please help Correct punctuation and spelling only. Thanks! We have received medical information from Midvale Clinic, and copies of all the documents we received are enclosed. We received nothing from Dr. Best, and the only items we received from Dr. Greenville were x-rays. I ...
February 27, 2011

English
Please HELP correct punctuation & spelling only. THANK YOU! In your letter of July 18, you made a settlement demand of \$20,000; accordingly, we have forwarded your settlement demand: the medical reports from Dr. Hammonds and the hospital records to our client. Our client has ...
February 27, 2011

psychology
Sona is trying to put together a puzzle that is too difficult for her to complete alone. If the puzzle is within Sona’s zone of proximal development, then she (Points : 1) is likely to complete it if she has assistance. is likely to become frustrated with a parent or ...
February 27, 2011

psychology
There are many social and cultural contexts you interact with that strongly influence development. These contexts include people you interact with daily, neighborhood factors, and larger scale social and cultural variables. In order to fully understand how the environment ...
February 27, 2011

Accounting
The primary objective in job order costing is to determine the cost of materials, labor, and factory overhead used to produce a specific order or contract. Cost estimates are made when the order is taken, and the job order procedures are designed to reveal costs as the order ...
February 25, 2011

Accounting
Cost Allocation is a method to identify and distribute indirect costs. Direct costs are costs assignable to a specific cost objective, whereas indirect costs are costs incurred for multiple cost objectives or not assignable to a specific cost objective without effort ...
February 25, 2011

Accounting
Give an example of an existing cost center. Why is it a cost center? Explain.
February 24, 2011

English
Which word choices for each sentences should I use in parenthesis? The state legislature meets in the (Capital or Capitol). They are planning to (precede or proceed) with the construction. The professor will (precede or proceed) me on the program.
February 24, 2011

Accounting
Capital budgeting emphasizes the key role management has in value creation by taking projects and expanding the size of the firm if profitable. Do you agree or disagree with this statement? Why or why not?
February 24, 2011

english
Thank you for your help.... A little confused? So there should NOT be a comma after "but" and NO comma after "town" --- is that correct?
February 24, 2011

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