Friday
October 31, 2014

Posts by Maria


Total # Posts: 1,532

math
WTF man
August 31, 2010

math
I need help on finding out the answer for this problem -2y-11=-12
August 31, 2010

math
PEMDAS works
August 31, 2010

College Chemistry
two acids solutions are mixed. One is 26% acid the other is 34% acid. Which one. Of the following concentrations cannot possibly be the concentration of the mixture? A. 36% B. 28% C. 30% D. 31%
August 30, 2010

English
I don't need help getting the question answered, just explained? help anybody? Describe your experience with credit and credit cards in a brief paragraph using at least five adverbs and five adjectives in your description. Bold the adverbs and underline the adjectives. ...
August 29, 2010

chemistry
28.66ml(.7857 g/cm cubed)= meters
August 26, 2010

Density
oh yah. Thanks I got it:)
August 26, 2010

Density
so how would I make it ___(g)/ 1 cc?
August 26, 2010

Density
A new penny has a mass of 2.54 g and a volume of 0.354 cm3. Is the penny made of pure copper? what is its density? thanks:) Density is mass/volume but I dont know how to find it with g and cm3
August 26, 2010

algebra
78
August 22, 2010

algebra
366.17
August 22, 2010

precalculus
If A= 29 degrees and a= 4.6, find c.
August 17, 2010

pre-calculus
Find the designated term of the binomial expansion. 5th term of (4a+2b)^3 This is done without using Pascal's Triangle.
August 14, 2010

geometry
haha i have this question to! thanks jai!!!
August 10, 2010

Chemistry
4.00 grams of NaOH have been added to 2.0 liters of water. The molarity of this solution is ____M. the concentration of this solution is ______ grams of NaOH per liter of water
August 6, 2010

Business Math
My answer is 8,281net amount due
August 4, 2010

science biology
1. What is the name given to the type of organisms that can use Photosynthesis to produce glucose? In addition, provide three specific examples.
August 3, 2010

Dressmaking
I think answer's are. 1) D 2) A 3) D 4) A 5) C 6) not sure 7) D 8) A 9) B or D ( not sure) 10) B These are for # 04281600
July 27, 2010

Literature
Oh, but at least my answers are all correct = ] Thank You.
July 4, 2010

Literature
Please check the questions about the tragedy Romeo and Juliet below. 1.Friar Laurence could best be described as: A. a very mean person B. a happy person C. someone who likes to please people I would say C as he did whatever Romeo and Juliet asked him to do. 2. Romeo could be ...
July 4, 2010

Literature
Sorry for the Typo, should be "last," not "alst" in the question.
July 3, 2010

Literature
In Romeo and Juliet, who was the alst person to see Juliet alive? A. Romeo B. Friar Laurence C. the Nurse D. Lord Montague E. Paris I actually found this question confusing and tricky. First, I was thinking whether the question is asking who was the last person to see Juliet ...
July 3, 2010

Literature
In Romeo and Juliet, what is the relationship between Juliet and the Nurse best described as A. like mother and daughter B. like two enemies C. like two girlfriends Is choice A corect? Thank you for checking.
July 3, 2010

Research study (THX MS SUE)
I actually checked that site; however, I would have to pay for the article... thanks for your help anyway :-)... I tried to search for the study in the ERIC database but no luck!
June 26, 2010

Research study (THX MS SUE)
"...for every piece of candy American children eat, their British cohorts eat two.." Where could I get a copy of the above research? THX
June 26, 2010

Obesity
Thank you susan... however, I was looking for a research article that had an aim or hypothesis as well as an actual study... which in its totality was a useless study...
June 26, 2010

Obesity
I am trying to find a research article that examines the prevalence of obesity amoungst elementary school children. However, I have to find a research article that is not useful and provides limited research analysis. All the articles I have encountered thus far are very ...
June 26, 2010

algebra
49a^4-112a^2b^2+64b^4
June 17, 2010

math
solve and grapgh 4-4x > 16 and 6x-1 > 11
June 13, 2010

Counsmer Math
Carlos Martin received a statement from his bank showing a balance of $56.75 as of March 15. His checkbook shows a balance of $87.37 as of March 20. The bank returned all the cancelled checks but two. One check was for $5.00 and the other was for $13.25. How much did Carlos ...
June 10, 2010

CHEM (PLEASE HELP ASAP)
The deltaS for a reaction is 3.0 J/(mol*K) at 25 degrees C. Caluculate the deltaG for the reaction when DeltaH = -394 kL and determine whether it will occur spontaneously at this temperature
June 8, 2010

Chem (HELP ASAP)
Phenol C6H5OH partially dissociates in water as shown C6H5OH + H2O --> H3O+ + C6H5O- If Ka is 1.6*10^-10 and the concentration of H3O and C6H5O are both 1.0*10^-5 M at equilibrium, what would be the concentration of phenol?
June 8, 2010

Geography of World Commerce
Hi I need help with Geography of World Commerce. Is there anyone who can help me? also do you assist with essays?
June 5, 2010

geography
what is the theory that helps explain how the earth's topography is formed and how it changes?
June 2, 2010

Geography of World Commerce
Which cities are the major trading centers for each of the major continents, and what led to their development?
May 31, 2010

Algebra 2
solve one ninth = 27^3x-5.
May 25, 2010

HRM
what are the disavantages of job analysis?
May 24, 2010

astronomy
the diameter of earth is 7928 miles. what is the diameter in inches? in yards? If the diameter of earth is expressed in 12,756km what is the diameter in meters? in centimeter? give yoiur answers in scientific notation
May 22, 2010

all subjects
yes
May 19, 2010

chemistry
The equation for the reaction of sodium with water is as follows: 2Na(s) 2H2O(l) £ H2(g) 2NaOH(aq) How many liters of H2 are produced when 12.0 g of Na reacts with H2O at 293 K and 99.3 kPa?
May 19, 2010

chemistry
Calculate the volume of H2 produced at 300 K and 98.65 kPa when 48 g of Mg reacts with excess HCl according to the following equation: Mg(s) 2HCl(aq) £ MgCl(aq) H2(g)
May 19, 2010

chemistry
A student collects 400 mL of oxygen at 9.80 kPa. If the temperature remains constant, what volume would this gas occupy at 9.40 kPa?
May 19, 2010

chemistry
A sample of oxygen occupies 10.0 L under a pressure of 105 kPa. At what pressure will it occupy 13.4 L if the temperature does not change?
May 19, 2010

math
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 20. The range will be any five integers between -10 and 10. Your example must not be the same as those of other students or the textbook. Why does...
May 17, 2010

English/Music
What lyrics would you reference to indicate author Simon & Garfinkel's bias in the song the sounds of silence
May 16, 2010

hca210
How are health care administrators involved in determining the quality of care provided to patients?
May 2, 2010

Organic Chemistry
Which statements are FALSE about selecting a solvent for recrystallization? (Select all correct answers.) Any solvent can be used for recrystallization as long as the compound dissolves in it. The compound should exhibit a high solubility in the solvent at high temperature. ...
April 29, 2010

Organic Chemistry
Assuming you have a mixture of 2-nitrophenol and 4-nitrophenol, which solvent would be most suitable for recrystallization if you want to isolate 4-nitrophenol? Water Diethyl ether Toluene Acetone Ethanol
April 29, 2010

Organic Chemistry
Which purpose does recrystallization serve? (Select all correct answers.) It is used to purify liquids. To separate unreacted solid starting materials from the solid target compound. To remove a solid from a liquid. It is used to purify solids. Improve the yield of the compound
April 29, 2010

Organic Chemistry
Compound A is recrystallized from n-propanol. Given are the following solubilities (in 100 mL of solvent): 160 g/100 °C, 100 g/80 °C, 60 g/60 °C, 20 g/20 °C, 15 g/10 °C and 10 g/0 °C. How many milliliters of solvent are needed to dissolve 80.0 g of ...
April 29, 2010

math
what is the capasity of a god fish bowl
April 22, 2010

finance
How much would I have to put away annually to accumulate 50,000 in 8 years given an investment of 10% compounding savings?
April 19, 2010

math
180
April 18, 2010

9th grade
(p-7)(p+8)
April 17, 2010

Religion
Origen was the first Bishop of ______in what year. Studying for midterm and this is one of the questions I can't find an answer to
April 15, 2010

marketing
In Customer Relationship Management (CRM)what is lifetime value of customer? The definition states...The potential profit generated by a single customer’s purchase of a firm’s products over the customer’s lifetime. I am not understanding this fully
April 13, 2010

Religion
What was Eusebius branded as for his unorthodox beliefs prior to the council of Nicea?
April 13, 2010

us history
the slaved-based economy in the south is created by?
April 7, 2010

college
how to write a persuasive essay using a strategy of convincing my employer of the value of providing tuition reimbursement and making extra time for adult learning.
April 7, 2010

Math
5+5= 10+10= 11+11=
April 6, 2010

chemistry
how can you fill a flask with pure oxygen without mixing it with air
April 1, 2010

trigonometry
A 200 ft guy wire is attached to the top of a tower.If the wire makes a 55 grados angle with the ground, how tall is the tower?
March 18, 2010

Statistics 250
a.far above average
March 18, 2010

Math
1. Write the balanced chemical equation for the reaction NaOH + HCI --> NaCI + H20 2. Extract the relevant information from the qustion: NaOH v= 30mL, M=0.10 HCI v= 25.0 mL, M=? 3. Convert to Liters NaOH v= 0.03 L, M= 0.10M HCI v=0.025L, M=? 4. Calculate moles NaOh: n(NaOH...
March 8, 2010

Accountng
On january 1st, NetSolutions had a debit balance of $1,250.00 in the Office Supplies account. During the month, Netsolutions purchased $245.00 and $610.00 of office supplies and journalized them to the office supplies asse account upon purchasing. On January 31st an inspection...
March 5, 2010

accounting
12000 divided by 5 days is =2400x2=4800(tuesday)2400x3=7200
March 2, 2010

math-a.s.a.p.
what is the value of the expression blow if a=4 and b=-4
March 1, 2010

207 Business ethics
A foreign individual filled an application in a company where his friend works, she works in a HR department and she is trying to accomodate him. The application went to final approval and the owner rejected because he has a policy where he doesn not want his company involved ...
February 28, 2010

207 Business ethics
I need help with propose new hiring practices for the company to follow. In your proposal address the legal and ethical issues involved in discrimination and affirmativew action policies
February 28, 2010

accounting
How do you journalize on Feb 10: Paid for goods purchased on Feb 3? for feb 3 I put down Inventory and Accounts payable for $5,500.
February 27, 2010

Chemistry
A gas occupies a volume of 140 mL at 35 degrees celcius and 97 kPa. What is the volume of the gas at STP? Please show the work.
February 23, 2010

Spanish
Does anyone know how to say immiscible in spanish?
February 23, 2010

College Algebra
Why does the inequality sign change when both sides are multiplied or divided by a negative number? Does this happen with equations? Why or why not?
February 22, 2010

Math
If 3 people are asked what day of the week they were born, find the probability that i) 2 or 3 are the same. ii) only 2 people are the same. - is this 1/7 x 1/7 ?? If 4 people are asked what day of the week they were born, what is the probability that 2 or more people were ...
February 22, 2010

Math
There is exactly the same number of lollies in 10 different colours in a jar. (There are thousands of each lolly) If one lolly is picked out , the probability of being one colour is 1/10 and the second being same colour is also 1/10 <-- I do not understand why this is, the ...
February 22, 2010

Maths
There is exactly the same number of lollies in 10 different colours in a jar. (If one lolly is picked out , the probability of
February 22, 2010

chemistry
A 0.972g sample of a CaCl2*2H2O/K2C2O4*H2O solid salt mixture is dissolved in ~ 150ml of deionized water, previously adjusted to a pH that is basic. The precipitate, after having been filtered and air-dried, has a mass of 0.375 g. The limiting reactant in the salt mixture was ...
February 19, 2010

Math
A line parallel to 4x=3y-13? I came up with m=4/3 y-3=4/3 + 16/3 after working problem got ans y= 4/3x+25/3 confused???
February 19, 2010

Math
Is this correct? Ans. y=2x+20.5
February 18, 2010

Math
finding a equation in slope-intercept form. Through (-9, 2.5) and (-5, 4.5)
February 18, 2010

college
o ok thank you, so is everything else correct?
February 18, 2010

college
Y would you not round?
February 18, 2010

college
Let x be the number of miles driven on 60 gallons of gas. By setting up and solving a proportion involving x, find the value of x for the car that you have chosen. State the type of car, the mileage, and show both the set up of the proportion and the steps to solve. Include ...
February 18, 2010

Physics
that is rude!!
February 17, 2010

French
the answers are correct.
February 17, 2010

geometry
the legs of the isosceles triangle each measure 14in.find the length of the hypotenuse
February 16, 2010

Finite Math
I know but that's what the question asked. Thanks
February 13, 2010

Finite Math
If the life in years, of a television set is normally distributed with a mean of 46 years and a standard deviation of 4 years, what should be the guarantee period if the company wants less than 3% of the television sets to fail while under warranty?
February 13, 2010

Finite Math
Suppose a family has 5 children. Suppose the probability of having a girl is 1/2. find the probability that the family has exactly 3 girls and 2 boys?
February 10, 2010

8th grade
why do states need to be concerned about laws passed in other states
February 4, 2010

consumer math
Carlos Martin received a statement from his bank showing a balance of $56.75 as of March 15. His checkbook shows a balance of $87.37 as of March 20. The bank returned all the cancelled checks but two. One check was for $5.00 and the other was for $13.25. How much did Carlos ...
February 4, 2010

physics
if you wished to warm 100 kg of water by 15 degrees celsius for your bath, how much heat would be required? (give your answer in calories and joules)
January 28, 2010

calculus
prove the following integrals: a)sin3xcos7xdx = -1/20cos(10x)+1/8cos(4x) i know i have asked this question before but i am very confused bobpursley, can you please show me the steps of proves. thanks in advanced
January 28, 2010

calculus II university
prove the following integrals: a)sin3xcos7xdx = -1/20cos(10x)+1/8cos(4x) b)sin8xcos3xdx = -1/22cos(11x)-1/10cos(5x)
January 28, 2010

social studies
What was Willson's plan for peace?
January 27, 2010

social studies
what was the nick name for the soilders in the world war 1
January 27, 2010

Early Childhood Growth and Development
the answer choices are : A.the child finds the behavior self-reinforcing. B.the stimulation of the action is satisfying. C.the stimulation provided by the action is associated with a basic drive D.the child is caught up in a simple reflex.
January 24, 2010

math
If a person were driving 162 kilometers per hour on a U.S. highway with a speed limit of 70 miles per hour, would he likely be speeding?
January 23, 2010

math
If you were buying nuts, would you rather pay $9/kg or $4/ 500g of nuts?
January 21, 2010

20th century history
right now my class is studyign the 1920's which was a time period where ,odern life became more popular but tradionalist tried to return life to how it use to be. what is the sourse of this culrural conflict, and what was the outcome of teh cultural conflict during this ...
January 19, 2010

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