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September 3, 2014

Posts by dEE


Total # Posts: 754

biology
8-b
May 8, 2011

chemistry
what is the molar mass of a gas if 26.0L of the gas has a mass of 43.6g at 1.10 atm and 10.0 C?
May 7, 2011

math
Suppose the cost function associated with a product is C(x) = cx + F dollars and the revenue function is R(x) = sx, where c denotes the unit cost of production, s the unit selling price, F the fixed cost incurred by the firm, and x the level of production and sales. Find the ...
May 7, 2011

Finite Math
A bank deposit paying simple interest at the rate of 8% per year grew to a sum of $1200 in 10 months. Find the principal. (Round your answer to the nearest cent.)
May 7, 2011

Finite Math
A {r,u,v,y} B {r,v,w,x} C {r,u,w,z} t and s are on the outsides. find (A intersect B) intersect Cc (A union B union C)c
May 7, 2011

Finite Math
*(A intersect B) intersect Cc (A union B union C)c
May 7, 2011

Finite Math
A {r,u,v,y} B {r,v,w,x} C {r,u,w,z} t and s are on the outsides. (a) (A B) Cc (b) (A B C)c
May 7, 2011

Finite Math
Okay i think i understand. annually: 6% semiannually: 6.09% quarterly: 6.14% monthly: 6.17%
May 6, 2011

Finite Math
Find the effective rate of interest corresponding to a nominal rate of 6%/year compounded annually, semiannually, quarterly, and monthly. (Round your answers to two decimal places.)
May 6, 2011

Finite Math
I'm so lost...
May 6, 2011

Finite Math
Find the effective rate corresponding to the given nominal rate. (Round your answer to two decimal places.) 11%/year compounded semiannually
May 6, 2011

French
I dont know when I should add an e to indicate female in verbs/tenses Is the following correct ? je me lave (masculine) or je me lavee (female) il se lave elle se lavee Many thanks Dympna
April 23, 2011

French
Thanks SraJMCGin That answers most of my question. What about when in any other tenses when indicating a female ? i.e je me lave(e) ? or ie Present tense of donner or any other tenses imperfect, future Je donne tu donne il donne elle donne ? Many thanks if you can help dee
April 23, 2011

French
In all French verbs tenses do you add an extra e for females es for feminine plural and s for masculine plural. ? Or is this just for the passe compose or direct object pronoums ?
April 23, 2011

Chemistry
How many moles are in 51 g of (NH4)2SO4
April 14, 2011

business math
carol miller went to europe and forgot to pay her 4740 mortgage payment on her new hampshire house,. for her 59 days overdue on her paymen. the bank charged her a penalty of $15 assume 360 days. what was the rate of interest charged by the bank?
April 14, 2011

Physics 20
which pair of atoms would combine chemically to give an ionic compound
April 6, 2011

Chemisrty
calculate the final Celsuis Temp when 5.0 L of Flourine gas at 50 is cooled to give a volume of 3.75?
March 24, 2011

statistics
Indicate whether the given statement could apply to a data set consisting of 1,000 values that are all different. a. The 29th percentile is greater than the 30th percentile. b. The median is greater than the first quartile. c. The third quartile is greater than the first ...
March 23, 2011

com170
Is this a summary, analysis, synthesis or evaluation 1. Alice Doe’s article discussed overlooked tax deductions. It talked about some of the most commonly missed deductions. Whereas her use of statistics seemed to bolster her arguments, it would have been nice to see her ...
March 11, 2011

com170
Is this a summary, analysis, synthesis or evaluation 1. Alice Doe’s article discussed overlooked tax deductions. It talked about some of the most commonly missed deductions. Whereas her use of statistics seemed to bolster her arguments, it would have been nice to see her ...
March 11, 2011

science
what is the mole ratio of C5H12-> C5H8 + 2H2?
March 9, 2011

science
How mny moles of Mg would you need to react with 2.5 moles of O2?
March 9, 2011

Physics
12MJ of energy is released when 1kg of dynamite is exploded. How much matter is converted into energy in the process?
March 6, 2011

College Algebra
need help in solving how many miles can i drive on 60 gallons of gas, with the Mpg 30 in the city, and 42 highway. I would like all the steps, never had algebra before, so i am very lost.
February 27, 2011

Physical Science
Suppose you made your own hydrometer. The lower part of a hydrometer has a volume of 7.0 g/cm3 and the upper part is 5.0 cm long and has a cross-sectional area of 0.62 cm2. What length of the upper part of the hydrometer will be submerged?
February 22, 2011

chemistry
maintain room at partial pressure of water of 12 torr. the room is 20 degrees celcuis and relitive humidity is reading 52% 1. what is the partial pressur of water in the air in the room? 2. Equibrium vapor pressure of water at 20 degrees celcius is 17.5 tor is there adequate ...
February 15, 2011

algebra
(6^2)^3
February 14, 2011

algebra
subtract x-8=2/7 x+8
February 14, 2011

algebra
yes
February 14, 2011

algebra
Add x^2+13x+x^2-10x x^2-7x x^2-7x
February 14, 2011

physics
An object is lifted from the surface of a spherical planet to an altitude equal to the radius of the planet. As a result, what happens to the mass and wieght of the object?
February 10, 2011

business
____ 1. The form of organization for a business is not an important issue, as this decision has very little effect on the income and wealth of the firm's owners. TRUE OR FALSE
February 6, 2011

Physics
how do you figure out take off speed?
February 3, 2011

comp170
write a final paragraph of about 150 words explaining how you can apply five of the writing elements you studied in this course to enhance your ...
January 28, 2011

Finance
If a firm had operating profits of 100,000 taxes of 17,000 interest expense of 34,000 and preferred dividends of 5,000. What was the firms net profit after taxes
January 26, 2011

Investments
Javier is considering making a 4 year investment in Guggenheimer Jewelry. The cost to purchase the stock is $500 and he would only purchase 1 share. Javier expects 15% rate of return. Guggenheimer Jewelry typically increases the dividends paid to share holders by 10% each year...
January 25, 2011

Math
y=mx+b -5=1/4(4)+b -5=1+b Subtract 1 from both sides: -6=b Answer: y=1/4x-6
January 24, 2011

us history
So all I need to state why my argument is right, and don't have to include why the counter-argument is wrong...? I think I'm making this more difficult than it should be.
January 13, 2011

us history
But didn't the government regulated the transcontinental railroads, which transported raw materials? and also the Federal land grants?
January 13, 2011

us history
It only talked about how technologies and raw materials contributed to the economical growth, but I'm having trouble with actually how to link those ideas to the actually question.
January 13, 2011

us history
"Although the economic growth of the United States between 1860 and 1900 has been attributed to a governmental policy of laissez-faire, it was in fact encouraged and sustained by direct government intervention." Assess the validity of this statement. What are ...
January 13, 2011

Spanish
Cuanto pagaste por esa faida?
January 8, 2011

Math
How do you express (sq.root of 3 + 1)(sq.root of 3 - 1) in simplest form?
January 5, 2011

Chemistry
Explain, in terms of electronegativity, why an H-F bond is expected to be more polar than an H-I bond.
January 4, 2011

Chemistry
Explain, in terms of electronegativity, why an H-F bond is expected to be more polar than an H-I bond.
January 4, 2011

Physics Grade 11
thank you bob pursley :)
January 4, 2011

Physics Grade 11
A certain force causes an object to acceleration with an acceleration of 6.85 m/s/s. If the mass is increased by a factor of 2.64 and the force is increased by a factor of 3.85 , what is the new acceleration that the object will experience?
January 4, 2011

Chemistry
A protein found in some types of wood-rotting fungi is 0.40% copper by mass. Each protein molecule is known to contain 4 copper atoms. What is the approximate molecular weight of this compound?
December 13, 2010

Taxation
"Sally W. Emanual had the following dividends and interest during the current year. Acorn Corporation bond interest $700 City of Boston bongs interest 1,000 Camp Bank interest 1,250 Jet Corporation dividend(Qualified) 1,300 North Mutual fund Capital gain distribution 100 ...
December 10, 2010

Chemistry
A protein found in some types of wood-rotting fungi is 0.40% copper by mass. Each protein molecule is known to contain 4 copper atoms. What is the approximate molecular weight of thos compound?
December 9, 2010

Chemistry
A protein found in some types of wood-rotting fungi is 0.40% copper by mass. Each protein molecule is known to contain 4 copper atoms. What is the approximate molecular weight of thos compound?
December 9, 2010

statistics
Which statistical test woul you use to assess whether or not there is a relationship between the variables SEX and HOURLY WAGES?
December 8, 2010

environmental chemistry
PHcatalyzed reaction, NH3 + HOCl --> NH2Cl + H20 , how do I plot log k_obs vs pH? NH4 + HOCl --> NH2Cl + H20 rate expression : d(NH2Cl) / dt = k_obs (C_T,N)(C_T,OCL) assume (C_T,N) and (C_T,OCL) concentrations are constant pKa for NH4+ = 9.3 pKa for HOCl = 7.5 any and ...
December 3, 2010

geometry
Hi Kaylon, This is cheating. Do your own FLVS homework. If you don't know how, ask your teacher.
December 2, 2010

Physics
A bat emits a chirping sound of frequency 67.0 Hz while moth hunting. The chirp lasts for 1.0 ms and then is silent. The beginning of the echo returns just after the outgoing chirp is finished - how close to the moth is the bat? Assume a cool night with air temperature of 10 ...
November 30, 2010

calculus
Suppose a scooter travels at a velocity of v(t)= 8t meters/hour. Then the TOTAL distance traveled by the scooter over the first 2 hours is?
November 28, 2010

HEALTHCARE
How does the specialization of providers and hospitals affect continuity of care?
November 24, 2010

math
nevermind.
November 21, 2010

math
A=P(1+nr); find r
November 21, 2010

chemistry
is it? M1V1=M2V2?
November 17, 2010

chemistry
What volume of 9.54M sodium chloride solution must be added to the correct amount of water to produce 750. mL of a .327 M sodium chloride solution?
November 17, 2010

Trigonometry
1. (cotè+1)(cscè-1/2)=0 2. sin²è-cos²è=1+cosè
November 15, 2010

math
use distributive property: (5x*6x)-(5x*7) 30x^2-35x
November 15, 2010

math 050
*simplify
November 11, 2010

math 050
3*10=30 x/30=10/25 Cross multiply: 25x=300 Divide both sides by 25: x=12 To check, plug in 12 for x 12/30=10/25 Simpligy: 2/5=2/5
November 11, 2010

math 050
2/3=x/42 Cross multiply: 84=3x Divide both sides by 3: x=28 Plug in 28 for x. 2/3=28/42 simplify 28/42 which is 2/3
November 11, 2010

math
0.006, 0.43, 0.6, 0.9
November 11, 2010

ALgebra
4z-[23-5(3z-2)] Use distributive property: 4z-[23-15z+10] Subtract what's in the brackets: 4z-23+15z+10 Add like terms: 19z-33
November 11, 2010

Trigonometry
I put that in but it said the answer was 36-25ã2/23 any idea how that works?
November 8, 2010

Trigonometry
Find the exact value of tan(a-b) sin a = 4/5, -3pi/2<a<-pi; tan b = -sqrt2, pi/2<b<pi identity used is: tan(a-b)=(tan a-tan b)/1+tan a tan b simplify answer using radicals. (a is alpha, b is beta)
November 8, 2010

algebra
sorry. 2x=-20 x=-10
November 8, 2010

algebra
4x-8=12+6x -8=12+2x -20=x
November 8, 2010

math
63/87.5=.72 .72*100= 72 Answer is about 72 million
November 8, 2010

math
21,854,374/100=218,543.74 Korean: 218,543.74*12.4=2709942.376 which will just be 2709942 WWII: 218,543.74*10.7=2338418.018 which will just be 2338418 Then subtract: 2709942-2338418=371524.
November 8, 2010

6th grade
Answer is $209. 114.95/55=2.09 2.09*100=209 Checking: 209/100=2.09 2.09*55=114.95
November 8, 2010

geometry
are DE and GJ equal? If so: 4x+5=3x+25 4x=3x+20 x=20 4(20)+5=85
November 6, 2010

Porter model
Identify the competitive forces in Porter’s model. What affect might these forces have on a business? What can a business do to respond to these forces?
November 4, 2010

Math Calculus
A firm finds that it can sell all the radios it manufactures st a price of $75 each. If x radios are manufactured each day and C(x)=x^2 +25x +100 is the daily total cost of production, how many radios should be produced each day for the firm to maximize daily profit? What is ...
November 3, 2010

chemistry
The molar mass of a volatile liquid(one which vaporizes easily) can be determined by a the 'Dumas Method.' In this process a small amount of the liquid (a few drops) is placed in a clean flask. The mouth of the flask is covered with a piece of foil that has a small ...
November 3, 2010

Physics
What is the pressure difference required to make blood flow thru artery of inner radius 2.0 mm and length 0.18 m at a speed of 5.6 cm/s? I used P1-P2 = speed*8*n*L/r squared n = viscosity of blood = 4 x 10e-3 L = .18 m r = 2 x 10e-3 m When plugged in I get P1-P2 - 80.64 Pa but...
November 2, 2010

college
how much enery is necessary to heat 1.0kg of water from room temperature to the boiling point?
October 28, 2010

science
How many grams of solid product can be produced by mixing 45.6 grams of chlorine gas with excess sodium metal?
October 25, 2010

Simple and complete subjects
What is the simple subject in this sentence? The main character's name is Yeh-Shen.
October 20, 2010

Simple Subjects
Mrs. Marcus
October 19, 2010

physics
gs
October 17, 2010

Chemistry
The following reaction represents the decomposition of hydrogen peroxide: 2H2O2 -> O2 (g) + 2H2O (l) How many molecules of water are produced from the decomposition of 3.4g of hydrogen peroxide, H2O2? Please help, I got 0.02 molecules of water but need to verify my answer (...
October 17, 2010

chemistry
how to obtain calcium sulfate salt from the starting compound calcium carbonate? outline the steps taken.
October 10, 2010

algebra
Provide an example of at least five ordered pairs that do not model a function. The domain will be any five integers between 0 and 30. The range will be any five integers between -20 and 20. Why does your example not model a function?
October 5, 2010

Phisic mechanic
A) 1/2mv^2 - 1/2 mv^2= work The first is the final KE The second is the initial KE which = 0 since it was at rest
October 4, 2010

biology
The only thing my biology teacher told us about the NADP (in photosynthesis light dependent reaction) is that it's a bus driver. Why is it a bus driver? Is it cos it collects the H+ ion into the light independent reaction (NADPH) then "drops" it off and returns ...
October 1, 2010

social studies
what kind of landform covers the central part of North America
September 26, 2010

Math
I'm trying to graph each function for the given domain. Can you let me know if I'm on the right track or not? 3x-y=1;d:(-3,-1,0,4) I have -y=3x+1 x,y -3,12 -1,4 0,0 4,-16
September 22, 2010

8th grade
I'm trying to graph each function for the given domain. Can you let me know if I'm on the right track or not? 3x-y=1;d:(-3,-1,0,4) I have -y=3x+1 x,y -3,12 -1,4 0,0 4,-16
September 22, 2010

pyschology
What are the differences between Carl Rogers Humanistic theory and Alfred Adler Individualism. What are the similarites between the two
September 22, 2010

basic chemistry
how do I find the ratio of when to solutes completely react?
September 21, 2010

statistics
A researcher conducts a t test for dependent means in which it is predicted that there will be a decrease in unemployment from before to after a particular job-skills training program. The cutoff "t" needed is -1.8333. The standard deviation of the distribution of ...
September 9, 2010

statistics
In a research study with an effect size of .20, the populations of individuals have an overlap of about:
September 9, 2010

math
A researcher interested in relationships developed a questionnaire that measures the degree of affection adult men feel for their fathers. She has found that for the general population the distribution is skewed to the right, the mean degree of affection is 60, and the ...
September 9, 2010

statistics
A researcher interested in relationships developed a questionnaire that measures the degree of affection adult men feel for their fathers. She has found that for the general population the distribution is skewed to the right, the mean degree of affection is 60, and the ...
September 9, 2010

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