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March 27, 2015

Posts by nicole


Total # Posts: 1,612

math
105
September 15, 2012

chemistry
At 23°C, Kp = 0.075 for the equilibrium: NH4HS (s) ↔ NH3 (g) + H2S (g) A sample of solid NH4HS is placed in a closed vessel and allowed to equilibrate. Calculate the equilibrium partial pressure (atm) of ammonia, assuming that some solid NH4HS remains.
September 14, 2012

health
Which organ is NOT a part of the digestive system? A. Esophagus B. Gallbladder C. Kidneys D. Mouth
September 13, 2012

physics
How do I see other answers
September 10, 2012

precalc
simplify this expression... x^4+125x/(x^3+5x^2-x-5) I get x^2+5x+25/(-5) but i cant get it to check...did i make an error somewehre?
September 10, 2012

precalc
simplify this expression... x^4+125x/(x^3+5x^2-x-5) I get x^2+5x+25/(-5) but i cant get it to check...did i make an error somewehre?
September 10, 2012

Business Math
Please check my work On November 1, 2009, Broom Company received a bank statement that showed a $2,950 balance. Broom showed a $4,010 checking account balance. The bank didn’t return check No. 124 for $1,080 and check No. 138 for $720. A $3,200 deposit made on October 30 ...
September 10, 2012

fractions
5/6-15/
September 10, 2012

Chemistry
What mass of KBr is required to prepare 8.oo L of .400 M solution?
September 10, 2012

Science
How much work is done lifting a 100 N block of ice up to a shelf 3m off the ground? What if you use a ramp? How heavy is the block of ice in pounds?
September 8, 2012

Algebra
Square root 5-1over x = square root over 5
September 8, 2012

PHYSICS
An artillery shell is fired with an initial velocity of 300m/s at 55 degrees above horizontal. To clear an avalanche, it explodes on a mountainside 42.0s after firing. What are the x and y coordinates of the shell where it explodes, relative to its firing point?
September 6, 2012

physics
An object traveling along the x-axis with constant acceleration has velocity v = +11.0 m/s when it is at x = 6.0 m and v = +20.0 m/s when it is at x = 10.0 m. What is its acceleration? HELP PLEASE!!!!!
September 6, 2012

science
an experiment for a new asthma medication was set up into two groups. Group one was given the new drug, while group 2 was given a sugar pill. the sugar pill serves as _________. a) control B)constant c) Experimental variable D) dependent variable
September 4, 2012

Math
The measure of an angle's supplement is 44 less than the measure of the angle. Find the measure of the angle and it's supplement.
September 4, 2012

Geometry
Find m∠T if m∠T is 20 more than four times its supplement.
September 4, 2012

physics
A model rocket is launched straight upward with an initial speed of 50.2 m/s. It accelerates with a constant upward acceleration of 2.12 m/s2 until its engines stop at an altitude of 167 m. What is the maximum height reached by the rocket?
August 31, 2012

Chem
What is the density of a block of marble that occupies 350 cm3 and has a mass of 708 g? Answer in units of g/cm 3
August 30, 2012

Calculus
TWO examples of two sided limits and each theorem on limits.
August 29, 2012

physics
The position of an object as a function of time is given by x = At2 – Bt + C, where A = 7.3 m/s2, B = 5.8 m/s, and C = 4.5 m. Find the instantaneous velocity and acceleration as functions of time. (Use the following as necessary: t.) help!!!!!!!!! thank you!!
August 28, 2012

Physics
The sun is 1.40•10^11m away and light travels at 3.00•10^8m/s. Calculate how long it takes light from the sun to reach the earth. Express your answer in scientific notation.
August 28, 2012

Physics
The sun is 1.40•10^11m away and light travels at 3.00•10^8m/s. Calculate how long it takes light from the sun to reach the earth. Express your answer in scientific notation.
August 28, 2012

Physics
The sun is 1.40•10^11m away and light travels at 3.00•10^8m/s. Calculate how long it takes light from the sun to reach the earth. Express your answer in scientific notation.
August 28, 2012

Physics
The sun is 1.40•10^11m away and light travels at 3.00•10^8m/s. Calculate how long it takes light from the sun to reach the earth. Express your answer in scientific notation.
August 28, 2012

community/public health
identify a new law or regulation that affects the practice of public health or community health nursing. Discover the sponsor of the action. Using news reports, statements in the public record, personal telephone or data.
August 28, 2012

public health
What types of system changes will you implement or encourage others to implement based upon what you have learned about the importance of interdisciplinary collaboration on health outcomes?
August 28, 2012

Science
comparative analysis of trees based on the amount of oxygen released per unit time comparative analysis of oxygen release by the other trees....
August 28, 2012

math
243
August 23, 2012

Math
Shoshanna is going to use 12 base-ten bloacks to model the largest possible number less than 999. Then she will use another 12 blocks to model the smallest possible number less than 999. What are the two numbers?
August 21, 2012

Math
If Greg has the same number of 1-blocks 10-blocks and 100-blocks to model an even number that is less than 400 what is the number?
August 21, 2012

math
For her vacation Mrs. Andrews bought $300 worth of traveler's checks in $10 and $20 denominations. If she has 22 travelers checks in all, how many of each denomination does she have? Let x represent the number of $10 traveler's checks she has. Which expression ...
August 20, 2012

Economics
Suppose; C = 500 + 0.80(Y – 400) I = 400 G = 400 (X – M) = -100 Solve for income or GDP
August 17, 2012

math grade4
Round 694,563,239 to the nearest thousand .
August 14, 2012

math
If Greg has the same number of 1-blocks 10-blocks and 100-blocks to model an even number that is less than 400 what is the number?
August 13, 2012

Informal Logic
rite two arguments in English, one in the form of modus ponens and one in the form of modus tollens. Then, write the arguments in symbols using sentence letters and truth-functional connectives. (If your computer does not have all the symbols needed, use some other symbol you ...
August 5, 2012

Corporate Finance
The T-bill rate is 6 percent and the market risk premium is 8 percent, the expected return is 9%, the beta is .3 what is the specific benchmark?
July 22, 2012

SOCIAL ST.
Can you help me find an article in the New York Times Website about Inmates receiving Education and it should be in the year of 2012. Thx
July 20, 2012

senn high school
Please wite a paragraph (5sentences)to show you comprehend what analogies and idioms are.Use at least one analogy and one idiom in the paragraph
June 29, 2012

math
473 x16 in lattice
June 27, 2012

Trigonometry
Did you ever get the answer to this?
June 21, 2012

Chemistry
If I have storage tank containing 3.8 X 10E5 liters of water that is contaminated with NaOH and has a pH of 10.82. What volume of 0.1 M HCl is required to bring the pH= 7.0?
June 21, 2012

algebra 2
a flagpole casts a 60 foot shadow when the angle of elevation of the sun is 35 degrees. find the height of the flagpole
June 15, 2012

Biology!!!
What is the function of plasma?
June 13, 2012

Math
Find the input & output values of of the composite function c(t(m)). c(t) = 3t + 2 t(m) = m² - 1 where c is the cost and t is the hrs. and m is the # of minutes.
June 1, 2012

Physics
find the altitude change of a 10,000 kg fighter which climbs and in doing so loses 100 m/s of airspeed
May 17, 2012

Physics
find the altitude change of a 10,000 kg fighter which climbs and in doing so loses 100 m/s of airspeed
May 17, 2012

BIOLOGY
which nucleotide is always paired with adeine in a dna molecule
May 16, 2012

Chemistry
What is pH
May 7, 2012

CHEMITRY
what is solubility, in mol/L, of MgCO3 in a 0.65 mol/L solution of MgCL2 if the ksp of MgCO3 is 2.5*10^-5
May 7, 2012

statistics
a raido show host asked people to call in and wheater they support new legislation to promote cleaner sources of energy. based on this sample, she constructed a confidence interval to estimate the proportion of all listners to her show who support the legislation. is the ...
May 6, 2012

statistics
Hannah selected a simple random sample of all adults in her town and based on this sample, consrtucted a confidence interval for the mean salary of all adults in the town. however, the distribution of salaries in the town is not exactly normal. will the confidence interval ...
May 6, 2012

CHEMISTRY
THANK YOU :)
May 5, 2012

CHEMISTRY
if the [H] of a solution at 25degrees is 1.7*10^-4 mol/L, calculate the [OH] in mol/L, the PH, and the pOH?
May 5, 2012

chem
show why ka(kb)=kw for this pair of conjugate acid-base: H2C6H6O6 and HC6H66 ^-1
May 5, 2012

chemistry
the equilibrium system shown below was analyzed and the concentrations of HI(g, and I2(g) were found, in mol/L, to be 4.4, 3.2, 1.5 respectively. the equilibrium constant must be which f the following? H2(g) + I2(g)<> 2HI(g) + 65KJ
May 5, 2012

chemistry
why did u chose 05 mol instead of the given which is 1.5 mol
May 5, 2012

chemistry
YES IT IS :) THANK YOU VERY MUCH !!
May 5, 2012

chemistry
OOPSY I MEANT 3.0L
May 5, 2012

chemistry
6.0mol of ammonia gas is injected into a 3.0 mol L container. at equilibrium 1.5 mol of hydrogen gas is found in the container. the number of moles of ammonia gas left in the container must be which of the following?
May 5, 2012

physics
A fisherman's scale stretches 2.8 cm. when a 2.1 kg. fish hangs from it. What will be the frequency of vibration if the fish is pulled down and released so that it vibrates up and down?
May 3, 2012

geometry
how long is a string reaching from the top of a 20 ft pole to a point 13 ft from the bottom of the pole?
May 2, 2012

Physics
Does a generator act as a source or a load? thanks!
May 1, 2012

English
How are the words hasn't, haven't and had't alike?
April 30, 2012

Bio- anatomy
How can i describe in like 1 or two sentences "visual image processing" without using those three words. I am finding this really hard. Thanks!
April 29, 2012

chemistry
an unsaturated solution is made by completely dissolving 20.0 grams of NaNO3 in 100.0 grams of water at 20.0 degrees celcius. show a corrct numerical sat up for calculating the number of moles of nano3(gram-formula mass = 85.0 grams per mole) used to make this unsaturated ...
April 23, 2012

Algebra
Find the GCF of each set of monomials. 16, 20, 64 I got: 2,4,4,8 2,4,5,10 2,4,8,8,16,32 Would the greatest common factors be 2 and 4?
April 23, 2012

Algebra
Ohh, so 6, right?
April 23, 2012

Algebra
A bakery packages cookies in two sizes of boxes, one with 18 cookies and the other with 24 cookies. A small number of cookies are to be wrapped in cellophane before they are placed in a box. To save money, the bakery will use the same size cellophane packages for each box. How...
April 23, 2012

Bio Anatomy
Do you guys know of any sites that talks about the gentics of occipital lobe epilepsy?
April 22, 2012

Algebra, Please Help!
Devin attempted to solve the inequality -2x+6>10 following the steps below: •subtract 6 from both sides of the inequality. •divide both sides of the inequality by -2. He finds that x>-2. Clearly explain why this is not a correct solution. In your response, be ...
April 20, 2012

Algebra
Devin attempted to solve the inequality -2x+6>10 following the steps below: •subtract 6 from both sides of the inequality. •divide both sides of the inequality by -2. He finds that x>-2. Clearly explain why this is not a correct solution. In your response, be ...
April 20, 2012

Algebra
Oh sorry about that. Can you explain what undefined means and what domain means?
April 20, 2012

Algebra
Use the function to answer the question. f(x)=1/4-x For what value in the domain is the function undefined? Explain your answer.
April 20, 2012

Algebra
Oh ok, thanks.
April 20, 2012

Algebra
So they have to equal the exact number, even when you round up?
April 20, 2012

Algebra
Which equation shows an exact computation? A. 12/7 = 1.714 B. 2π = 44/7 C. 22/7x14 = 44 D. 2√2 = 2.818 And if possible, could you explain what exact computation is? Thank you.
April 20, 2012

geometry
If all of the diagonals are drawn from a vertex of a quadrilateral, how many triangles are formed?
April 20, 2012

math
3/27,1/27/,2/27
April 19, 2012

Math Grade 12
Right on :) , Thank you Ms.Sue Would you be able to please help me with another question ?
April 18, 2012

Math Grade 12
40 x 2 = 80 0.12x300=36 80+36=116 so for two ways would it be 40x2=80 0.12x600= 72 80+72=152. is that how much the round trip would cost me ?
April 18, 2012

math
You have decided to move 300km away from your current residence. The truck costs $40 per day and $0.12 per kilometre. If it will take you 2 days to return the truck, how much will the round trip cost you? (Assume that tax is included.)
April 18, 2012

World Geography
How has climate affected population patterns in Africa?
April 18, 2012

World Geography
Why have modernization projects in Africa not brought increased wealth to the region?
April 18, 2012

World Geography
Why have the attempts at modernizing many of the African economies not been able to increase the countries' wealth?
April 18, 2012

french
I dont know if any of you have read le compte de mont cristo but there are two questions I am confussed about. On what project did the abbot work? and after having encountered Dantes in prison, what did the abbot learn and what was his plan?
April 16, 2012

bio anatomy
whaat are some genetic variations of the occipital lobe?
April 16, 2012

bio anatomy
I am doing a paper on the occipital lobe and I am supose to talk about the pathology of it. i know that is like the study of disease of the lobe. So should i talk about different diseases that occur in the lobe? like maybe choose three different ones or the most common ones? ...
April 16, 2012

Math Probability
whats the answer?
April 16, 2012

Statistics help please!!!
The makers of the MAGNETIZER Engine Energizer System (EES) claim that it improves gas mileage and reduces emissions in automobiles by using magnetic free energy to increase the amount of oxygen in the fuel for greater combustion efficiency. Following are test results, ...
April 15, 2012

Bio Anatomy
I am doing a paper on the occipital lobe and I am supose to talk about the pathology of it. i know that is like the study of disease of the lobe. So should i talk about different diseases that occur in the lobe? like maybe choose three different ones or the most common ones? ...
April 15, 2012

Statistics
The makers of the MAGNETIZER Engine Energizer System (EES) claim that it improves gas mileage and reduces emissions in automobiles by using magnetic free energy to increase the amount of oxygen in the fuel for greater combustion efficiency. Following are test results, ...
April 15, 2012

Speech (acronym help)
I am doing a demo speech on how to make play dough and my four easy steps are 1. mix 2. add 3. stir and 4. kneed. These 4 make up MASK. I do not at all have to do my speech this way but I think it would be kinda cool if I could somehow relate a mask to the speech so that I ...
April 14, 2012

history
Anticolonial movements shared all but which of the following features? Answer A Some form of nationalism B Inspiration from traditional cultures as a means of shaping nationalism C Dissatisfaction among nationalists with their own exclusion from power D A steady commitment to ...
April 12, 2012

history
Which of the following best describes how many Europeans, living through the Great Depression, thought about political systems? a) All forms of governments are bad b) Liberalism is the best form of government c) Liberalism was in decline and authoritarianism was on the rise d...
April 12, 2012

chem
The pH of the nitrite buffer has changed from 3.00 to 2.80 by adding 11.0mL of 12.0M HCL. How many grams of solid sodium Hydroxide would the chemist add to the buffer to change the pH from 3.00 to 3.80?
April 11, 2012

Government
What restrictions on freedom of speech and freedom of the press are constitutionally permissible?
April 9, 2012

math
thanks harry :)
April 9, 2012

math
The mean of a set of 51 data points is 3.04. If a data value of 16 were added to the data set, what would be the approximate value of the new mean?
April 9, 2012

msu
As compared to its first year of operation, ABC company grew 8% in the second year and an additional 2% per year for the next two years. If total growth for years 2-4 was $45,000 over the first year’s sales of $150,000, how much did ABC grow in year 2?
April 8, 2012

math
A boat in calm seas travels 13km east and 35 km north. Find the distance and direction of the trip, relative to to the north.
April 5, 2012

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