Friday
January 20, 2017

# Posts by MAry

Total # Posts: 3,774

Chemistry
From a titration of KHP and NaOH. Determine the range in NaOH volume to achieve a relative standard deviation of less than 0.2%. Assume 800mg of KHP was used.
September 14, 2013

Algebra
The set S= {AAA,AA,C,D} represents the sizes of batteries a hardware store offers. The set T= {regular, alkaline, rechargeable} represents the possible types of the batteries. Find the cross product S x T to determine how many different batteries are being sold at the hardware...
September 12, 2013

math
reduce fractions to the lowest terms 9 8/20 10 33/39 11 3/10 12 60/80 13 24/27 14 45/90 15 3/81 16 6/16
September 11, 2013

science
A bullet is fired vertically upward with initial speed wo, at latitude ö. Neglecting air resistance, by what distance will it be displaced horizontally when it returns to the ground?
September 10, 2013

health care
I need to see a matrix design I know the other stuff,
September 8, 2013

health care
Where can I find an example of this assignment? I know what the pluralistic and elitist perspective are but I do not know what the matrix is supposed to look like. Please help the instructor has not answered my question. Create a matrix between the pluralistic and elitist ...
September 8, 2013

aiu
Analysis techniques include the following: • Comparative financial statements • Trend analysis • Ratio analysis • Percentage analysis Presentation of 5–10 PowerPoint slides that includes the following: • At least 3 slides relevant to the analysis ...
September 7, 2013

The assignment: Create a matrix between the pluralistic and elitist perspective. When differentiating between the two perspectives, provide examples of each perspective. Identify instances of who might fill these roles. I need help with terminology to finding the examples.
September 1, 2013

Math
740,758 + 263,043=477,715 how do I estimate
August 29, 2013

Math
Is this how you estimate 420,983=400,000 39,932=40,000 420,983 + 39,932 461 915
August 29, 2013

Statistics Ms. Sue
Thank you Ms. Sue for the answer. I just wanted to know how you arrived at that \$31000, because I have a number of problems like that one. Thank you. Mary
August 28, 2013

Statistics
linear correlation between the number of years in college versus average pay. average pay= 1,000 + 15,000x where x is the number of years in college. What would your average pay be if you were in college 2 years based on the model?
August 28, 2013

health care policy making
where can I find health care policy of the United States and develop a timeline. I need some fresh ideas about the policies like the names of some I have searched Google but ran out of ideas
August 28, 2013

Statistics
linear correlation between the number of years in college versus average pay. average pay= 1,000 + 15,000x where x is the number of years in college. What would your average pay be if you were in college 2 years based on the model?
August 28, 2013

PED 212
In what way is a lesson that is designed to promote an autonomy supportive environment different from a teacher directed lesson? the introduction is longer more focus is placed on the revision of the activities the teacher is more of a manager the organization of the students
August 28, 2013

algebra
If the manufacturer from the question above charges a 4½% late fee, how much would City Cellular owe if it did not pay the balance by the net date? (Points : 2.5)
August 22, 2013

Algebra with Applications
write the equations in logarithmic form. 1. 216 =6^3 2. 25 =(1/5)^-2 3. a = b^c
August 14, 2013

Hsc/545
I was wondering what topic to write about with the most information,Write a 1,400- to 1,750-word paper on a current health care situation. For example, common issues might include one of the following: physician or employee with a conflict of interest, health care fraud and ...
August 9, 2013

social studies
identify and describe at least two ways you can structure and design the classroom environment to enhance anti-bias education and culturally relevant learning
August 4, 2013

math
What is the answer to financial polyminals P= 5670 + r = 3.5% P dollars is invested at annual interest interest is compounded semiannually
August 2, 2013

Math
With figure, img19.imageshack.us/img19/2135/81gd.png prove: tan(x/2) = sin(x)/(1+cos(x)).
July 24, 2013

Ideas
The first definition
July 22, 2013

Ideas
What are some things to create in a community that would be good to have? (I would appreciate it if you gave me a list of different places that I can choose from)
July 22, 2013

algebra
A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results were as follows: 28 said they drove alone. 37 rode in a carpool. 27 rode public transportation. 8 used both carpools and public transportation. 8 used both a carpool and ...
July 19, 2013

bio
is about blood flow. if i start in the superior mesenteric vein vein to finish in the left anterior circumflex humeral artery by the way of the hepatic portal vein and the heart. what is the right way?
July 19, 2013

physics
A 1.80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0.300 rev/s. What is its angular velocity(rev/s)after a 22.0 kg child gets onto it by grabbing its outer edge? The child is initially at rest.
July 18, 2013

physics
A 33.5 kg block m1 is on a horizontal surface, connected to a 6.50 kg block m2 by a massless string. The pulley is massless and frictionless. A force of 213.7 N acts on m1 at an angle of 33.7o. The coefficient of kinetic friction between m1 and the surface is 0.201. Determine...
July 18, 2013

finance in healthcare
Thank You
July 10, 2013

finance in healthcare
Where can I find some information about this? Most of the class is talking about the costs of health care I would like to do something different. I need to find two current health care financial problems and how they overcame the problems and how effective were the solutions
July 10, 2013

College Chemistry
Calculate the pH at the equivalence point if 25.00 mL of 0.010M barbituric acid (HC4H3N2O3) is titrated with 0.020M NaOH. (Ka barbituric acid = 1.0 x 10^-5)
July 9, 2013

financial management
How are finance and accounting related to an operating budget? where can I find information about this question. Basically I am asking how to break it down for easier searching any help is appreciated
July 8, 2013

government
General Revenue Sharing offers states and localities even greater flexibility than block grants because they
July 7, 2013

chemistry
You have 120 grams of U-235. How many half lives would it take to make enough helium to fill a 5.60 L balloon at STP?
July 3, 2013

The instructions are, Write Lewis structures that obey the octet rule for the following species. (Assign atomic charges where appropriate.) 1) XeO4 2) CIO^-4 3) PO4^-3 Would I just draw them in a different way or just the regular Lewis Structure?
July 3, 2013

Physics
Charged particles such as ions can separate the charges inside of overall electrically neutral atoms, thus making an electric dipole. A dipole is characterized with a dipole moment p=αEexternal, where α is the polarizability of an atom, and Eexternal is the external ...
July 1, 2013

2) Calculate the Molar Enthalpy of Neutralization (ΔHn) in kJ/mol of the reaction between a monoprotic acid and a monoprotic base, given the following information: The temperature change equals 5.06°C, 50.0 mL of 1.00 M concentration of Acid 50.0 mL of 1.00 M ...
June 30, 2013

Chemistry (check)
I did show my work for #2 5*5*5.06*6.50= 822.25/4.180= 196.7
June 30, 2013

Chemistry (check)
Not sure if these are right 1) What is the Molar Enthalpy of Neutralization (ΔHn) in kJ/mol if 5.00 moles of HCl(aq) (acid) neutralized 5.00 moles of NaOH(aq) (base) and released 13093 J of heat? 13093/5= 2618.6 then convert to kj 2) Calculate the Molar Enthalpy of ...
June 30, 2013

Chemistry
What is the difference between polar and nonpolar molecules?
June 30, 2013

Chemistry
How would I calculate these? I have the answers because there from a previous test. 1) How much heat is required to raise the temperature of a 5.52-g sample of iron ( specific heat = 0.450 J/g C) from 25.0 degrees C to 79.8 degrees C? 2) You mix 60. mL of 1.00 M silver nitrate...
June 30, 2013

Chemistry
How would I calculate this? I have the answer because its from a previous test I just want to know how I would calculate it. How many grams of NaCI are contained in 350. mL of a 0.133 M solution of sodium chloride?
June 30, 2013

Chemistry
How would I calculate this? 30.0 mL of pure water at 280. K is mixed with 50.0 mL of pure water at 307 K. What is the final temperature of the mixture?
June 30, 2013

Chemistry
How do I calcuate this? How much heat is gained (in Joules) by the water (qwater) when a chemical reaction takes place in 100.0 mL aqueous solution and has a temperature increase of 13.26 °C? (Remember cwater = 4.180 J/°Cg)
June 29, 2013

Compelete the following table for an ideal gas. P= 7.74*10^3 Pa V= 10.3 mL N= ? T= 25°C I'm getting 3.20e-4, but my online homework says its wrong, what am I doing wrong?
June 27, 2013

Compelete the following table for an ideal gas. P= 7.74*10^3 Pa V= 10.3 mL N= ? T= 25°C I'm getting 3.20e-4, but my online homework says its wrong, what am I doing wrong?
June 27, 2013

Compelete the following table for an ideal gas. P= 7.74*10^3 Pa V= 10.3 mL N= ? T= 25°C I'm getting 3.20e-4, but my online homework says its wrong, what am I doing wrong?
June 27, 2013

Chemistry problem check
Compelete the following table for an ideal gas. P= 7.74*10^3 Pa V= 10.3 mL N= ? T= 25°C I'm getting 3.20e-4, but my online homework says its wrong, what am I doing wrong?
June 27, 2013

Chemisty (How do I calculate)
What is the Molar Enthalpy of Neutralization (ΔHn) in kJ/mol if 5.00 moles of HCl(aq) (acid) neutralized 5.00 moles of NaOH(aq) (base) and released 16396 J of heat?
June 27, 2013

financial management
On a Statement of Revenue and expense I have one year plus the percentage of change and I need to find the projected budget for next year Where can I find how to to do this problems
June 25, 2013

What quantity of heat is required to produce 5 mol of oxygen gas by this reaction? HgO(s) → Hg(l) + ½ O2(g), ΔH = +90.7kJ I calculated 90.7*5, but my online homework says its wrong how do I calcuate this?
June 25, 2013

Chemistry correct calculation check
Calculate the Calorimeter Constant (Ccal) if 25.00 g of water at 51.50°C was added to 25.00 g of water at 25.00 °C with a resulting temperature of 35.00 °C? (*remember the specific heat capacity of water (cwater) = 4.180 J/g°C) Do I substrate 35.00-25.00, then ...
June 25, 2013

Calculate the Calorimeter Constant (Ccal) if 25.00 g of water at 51.50°C was added to 25.00 g of water at 25.00 °C with a resulting temperature of 35.00 °C? (*remember the specific heat capacity of water (cwater) = 4.180 J/g°C)
June 25, 2013

financial management
I have to do a revenue and expense statement and balance sheet for 2 years I have find the dollar differences and the percentage rate. My mind is a blank I do not remember how to find the percent of financial statements. Is it the same as finding the percent in anything else?
June 19, 2013

PSYCHOLOGY IN SOCIAL LIFE
Just took the test and #2 is A
June 19, 2013

phil 103
Logic can help analyze ethical problems. (Points : 1)
June 17, 2013

phil 103
A radical skeptic might be willing to doubt which of the following? (Points : 1)
June 17, 2013

phil 103
examinind reasons and constructing arguments can help in everyday life
June 17, 2013

conclusion
A good way to establish a conclusion as true, or probable, is to (Points : 1)
June 17, 2013

Maths
what is the value of "a" if the equation (9+i)x^2+(a-i)x+36-2i=0 has real roots?
June 16, 2013

math
I gave a test that had 50 items on it. I can only enter a grade of 20 total points if all are answered correctly. So, how much would each answer be worth?
June 12, 2013

math
A box contains 4 red pens, 5 blue pens, and 9 green pens. Two pens are drawn out of the box without replacement. What is the probability of drawing a red pen on the first draw and the same color pen on the second draw?
June 11, 2013

English Pls Writeacher Help me by checking my work
Please replace the incorrect words with correct words in the following sentences using AP Style. There may be more than one error per sentence; all sentences contain at least one error. Use correct AP style, punctuation, grammar and spelling errors.) 1. Original: California&#...
June 10, 2013

Math Help
Permutation and combinations (Trig/alg2 class) In how many ways can all the letters in SEYCHELLES be arranged?
June 9, 2013

Physics-Simple pendulum
We're supposed to make a simple pendulum with a period of 24 seconds. So i attached a hardware bolt at the end of a string. The teacher is going the start the timer once we release the pendulum and wait until it returns to its maximum again. In our calculations we need to ...
June 9, 2013

statistics
Suppose that a marketing firm sends questionnaires to two different companies. Based on historical evidence, the marketing research firm believes that each company, independently of the other, will return the questionnaire with a probability of 0.30. What is the probability ...
June 9, 2013

statistics
Suppose that a marketing firm sends questionnaires to two different companies. Based on historical evidence, the marketing research firm believes that each company, independently of the other, will return the questionnaire with a probability of 0.30. What is the probability ...
June 9, 2013

financial statements
marketable securities are sold above cost
June 6, 2013

elementary algebra
(3b+1)^2=16
June 6, 2013

florida
On December 31, 2010, XYZ made the following cash payments: •\$100,000 for a two-year office lease beginning on February 1, 2011
June 6, 2013

math
The ratio of girls to boys in a class is 2:3, and you know there are 6 girls, how many boys are in the class?
June 5, 2013

calculus
What is the antiderivative of. 3X/x^2?
June 5, 2013

chemistry
briefly explain the problem that will be created if you (a) mark the origin line with a washable flet-tip markromatogram until after you discover that the solvent front has reached the top of the paper.
June 5, 2013

flordia
XYZ Manufacturing, Inc., located in Centervale, uses the calendar year and the cash method of accounting. On December 31, 2010, XYZ made the following cash payments: •\$100,000 for a two-year office lease beginning on February 1, 2011 •\$58,000 of inventory items held ...
May 30, 2013

English Pls Writeacher Help Me by checking my work
Ok thank you very much.
May 30, 2013

English Pls Writeacher Help Me by checking my work
no my teacher did say anything about the address but here is what what put out about this assignment Using the first scenario from your lede writing assignment, write a news story in inverted-pyramid style. Begin your story with a summary news lead of no more than 20 words ...
May 30, 2013

English Pls Writeacher Help Me by checking my work
write a news story in inverted-pyramid style. Begin your story with a summary news lead of no more than 20 words and then write a full story using inverted pyramid style. Using the scenario below. A home at 2481 Santana Avenue was burglarized between the hours of 1 p.m. and 4 ...
May 30, 2013

English (Help Me, Help Me,Please Somebody Help Me)
write a news story in inverted-pyramid style. Begin your story with a summary news lead of no more than 20 words and then write a full story using inverted pyramid style. Using the scenario below. A home at 2481 Santana Avenue was burglarized between the hours of 1 p.m. and 4 ...
May 29, 2013

English (Help Me, Help Me,Please Somebody Help Me)
write a news story in inverted-pyramid style. Begin your story with a summary news lead of no more than 20 words and then write a full story using inverted pyramid style. Using the scenario below. A home at 2481 Santana Avenue was burglarized between the hours of 1 p.m. and 4 ...
May 29, 2013

English (Help Me, Help Me,Please Somebody Help Me)
Hi sue im sorry im at work that why it taken me a long time to respond but i just got off work . and to answer ur question, no i don't really kno what is 5 W
May 29, 2013

English (Help Me, Help Me,Please Somebody Help Me)
no some one to help me
May 29, 2013

English (Help Me, Help Me,Please Somebody Help Me)
write a news story in inverted-pyramid style. Begin your story with a summary news lead of no more than 20 words and then write a full story using inverted pyramid style. Using the scenario below. A home at 2481 Santana Avenue was burglarized between the hours of 1 p.m. and 4 ...
May 29, 2013

Maths
Pipe A takes twice the time to fill up the pool as pipe B does.The pool can be filled up in 2 h when both pipes are opened How long will it take each pipe to fill it up alone Plz slove it in Linear equation
May 27, 2013

chemistry
Oxygen vapor combines with hydrogen gas to produce liquid water. If 50.0 g of oxygen combines with 105 L of Hydrogen gas (at STP) how many grams of water could be produced?
May 23, 2013

Chemistry
How many liters of oxygen are required to react completely with 5.9 L c3H8?
May 23, 2013

algebra2
the denominator of a fraction is 3 less than twice the numerator. if the numerator is doubled and the denominator by 8, the resulting would be 2/3. find the original fractions
May 20, 2013

math
the americans with disabilities act requires wheelchair ramps no greater than 1 over 12 or 1/12 .whta is the minimum horizontal length 2-foot-high ramp can have?
May 20, 2013

Mathematics
ur mama jk hahahahaha help me answer my question and ill tellu urs i promise iknow what it is its easy i learned that like 5 months ago. no offense
May 19, 2013

ethics
Principles that when followed, promote values such as trust, good behavior, fairness, and/or kindness. found this for ethical standards, is that it?
May 15, 2013

ethics
I don't understand, what other question? the second one? But for that one I don't quite understand what it's asking! Again, what is the ethical standard?
May 15, 2013

ethics
So if I choose Mill, he believes that we should weigh all the consequences and that the good of the many outweighs the good of the few. Would that be considered as his "recipe" or "methods"?? For the second part, is the teacher talking about the ambiguity ...
May 15, 2013

ethics
Simone de Beauvoir warns against “ethical recipes,” suggesting instead that life and ethics are both inherently ambiguous. Choose one of the ethical “recipes” or “methods” offered by Manning, Kant, Mill. What ambiguities remain even after the ...
May 15, 2013

Philosophy HEELLLPPP!!
Simone de Beauvoir warns against “ethical recipes,” suggesting instead that life and ethics are both inherently ambiguous. Choose one of the ethical “recipes” or “methods” offered by Manning, Kant, Mill. What ambiguities remain even after the ...
May 14, 2013

Fundamentals of Interpersonal Communications - 170
• a room that would facilitate team interaction. How would this room look? • How would the room be arranged? • What would the seating arrangement look like? • What colors or decorating schemes would be used? • How would this setting communicate ...
May 13, 2013

chemistry
If something originally contained 32.0 g of Po-210, which has a half-life of 10.5 minutes, and was now 73.5 minutes old, how many grams would be left?
May 13, 2013

Polynomials
Let f(x) be a polynomial such that f(f(x))−x^2 =xf(x). Find f(-100)
May 13, 2013

Math
1. What is the total sales tax to be paid in 2012 on the purchase of a 2012 passenger vehicle with a selling price of \$17,000 and a \$2,000 trade-in allowance?
May 13, 2013

statistics
A vending machine dispenses coffee into a twelve-ounce cup. The amount of coffee dispensed into the cup is normally distributed with a standard deviation of 0.07 ounce. You can allow the cup to overfill 2% of the time. What amount should you set as the mean amount of coffee to...
May 12, 2013

statistics
a basketball scout randomly selected 144 players and timed how longeach player took to perform a certain drill. The times in the sample were distributed with a mean of 8 mins. The population standard deviation was known to be 3 minutes. Using a 95% confidence interval, ...
May 12, 2013