Sunday
December 21, 2014

Posts by Linda


Total # Posts: 1,275

Math
oh sorry 70 degrees to the white one
December 19, 2008

Math
Two spotlights, one blue and the other white, are placed 6 m apart on a track on the ceiling of a ballroom. An observer standing on the ballroom floor sees that the angle of elevation is 45 degrees to the blue spotlight and to degrees to the white one. How high is the ceiling ...
December 19, 2008

Math
where did you get the 84.5º from?
December 19, 2008

chemistry
How much heat is required to vaporize 3.50L of at its normal boiling point? The following data are given for Carbon Tetrachloride. Normal melting point, -23 Degrees Celsius, normal boiling point, 77 Degrees Celsius; density of liquid, 1.59g/mL; Delta H (FUSION): 3.28 kJ mol^-1...
December 8, 2008

chemistry
Yes!!! Thank you very much for guiding through this question!
December 8, 2008

chemistry
I am to find how much heat is required to vaporize 3.50L of at its normal boiling point? such that the normal boiling point: 77 Degrees Celsius and the following data are provided, Normal melting point, -23 Degrees Celsius density of liquid, 1.59g/mL Delta H (FUSION): 3.28 kJ ...
December 8, 2008

chemistry
thank you!!! Secondly, how is it that you solve this type of question, I have no clue in finding a way to start the problem. thanks
December 8, 2008

chemistry
How much heat is required to vaporize 3.50L of at its normal boiling point? The following data are given for Carbon Tetrachloride. Normal melting point, -23 Degrees Celsius, normal boiling point, 77 Degrees Celsius; density of liquid, 1.59g/mL; Delta H (FUSION): 3.28 kJ mol^-1...
December 8, 2008

Computers
You can right mouse click on the sheet tab to insert new work sheet.
December 2, 2008

Chemistry
After reviewing the balanced equation between mg and Hcl ,if 0.0411 grams of mg are reacted with excess hcl, how many moles of hydrogen gas will be formed?
December 1, 2008

history
He accepted the United States'role in the International Criminal Court.
November 26, 2008

social studies
how did andrew carniege achieve vertical integration of the steel industry?
November 20, 2008

math
i dont get it. the answer is right but how do you know to shift the graph right by 3 hrs?
November 15, 2008

math
a ferris wheel has a radius of 8m and rotates every 12 hrs. THe bottom of the ferris wheel is 1m above the ground. draw a graph describing how a person's height above the ground varies with time. Find an qeation for your graph.
November 15, 2008

fractions math please help
2 1/4 divided by 1 1/7
November 13, 2008

fractions math
7/8 divided by into 3 1/2 please help I got 0.014 is this correct
November 13, 2008

M ath
Kim kept the following records of her phone bills for 12 months:$53, $48, $62, $53, $58, $55, $53, $46, $64, $69, $57, $68 - did not match any documents. Find the a.mean b. median & c. mode.
November 13, 2008

5th grade
compare fractions 7/10 5/8 3/7
October 27, 2008

algebra
solve p=60(20)-m(6)+300
October 26, 2008

DQ 2
In your opinion, will teacher reforms (such as comprehensive testing of teachers or requiring ongoing professional development) attract or intimidate individuals from joining the teaching profession? How do the reforms affect your own desire to enter the profession? Explain ...
October 22, 2008

teaching as a profession
Identify internal and/or external rewards that impact recruitment and retention of quality teachers. How do such rewards influence recruitment or retention? How might these rewards shift as new accountability-centered teacher reforms are proposed (such as merit pay and ...
October 21, 2008

Capstone Discussion Question
Post your response to the following: If you were an environmental researcher and were given funding to assist with one environmental issue, which of the following topics would you choose to spend your funds on? o Human population o Atmospheric pollution o Water resources o ...
October 14, 2008

data
on a standard Iq test the scores are normally distributed with a mean of 100 and a standard devaition of 20. A. if you score 140 in whst precentile are you? B. if you score 90 on what percentil are you?
October 8, 2008

data 12
From a lot of 12 flares, 4 are selected at random. if the lot has 4 defective flares, what is the probability that all 4 will not work. B. whats the pobablity that at most 2 will not work?
October 8, 2008

12 data management
3 oeople - john joan and kim throw a ball to each other. there is a probability of 1/3rd that johnwill throw it to joan. probability of 1/2 that joan wil throw it to kim. probability of 1/4th that kim will throw it to john. A. show in a Markov chain as a transition matric. B. ...
October 8, 2008

12 math
there are 8 opposite sex married couples at a party. two people are chosen at random to win a door prize. A. what is the probability that the 2 people will be married to each other? B. what is the probability that the 2 people will be same sex? C. if 6 people are chosen whats ...
October 8, 2008

math
a disc jockey must play 14 commercial spots during 1 hour of a radio show. each commercial is either 30 seconds or 60 seconds long. if the total commercial time during 1 hour is 11 min, how many 30 seconds commercials were played that hour. how many 60 second commercials?
October 6, 2008

dont say goodbye vlr
: Identify a viewpoint given in the video that highlights the importance of biodiversity. Do you believe that every species is connected to one another as expressed in the video? Why or why not?
September 29, 2008

math
how many ten-thousandths are in one-hundreth
September 17, 2008

DQ 2
Describe at least three potential indoor air quality (IAQ) hazards in your home. What are the possible health impacts of each hazard? Do you believe your health is at risk based on your exposure to the three IAQ hazards? Why or why not? What can you do to reduce exposure to ...
September 16, 2008

Pysch
What challenges do researchers face when coding television violence?
September 14, 2008

population size checkpoint
Post A 200- To 300-Word Response To The Following: Explain The Four Factors That Produce Changes In Population Size. What Do You Predict Will Happen To The Nutria Population After All The Land Is Depleted Of Nutrias Food Resource?
September 10, 2008

anatomy
multiple question chromosomes can be seen only during A.active transport B.cell division C.meiosis D.neutralization
September 9, 2008

urbanization
Create A 7- To 10-Slide Powerpoint® Presentation That Describes Environmental Benefits And Challenges Of Urbanization. In Your Own Words, Include Descriptions Of Two 1996 Award Winners, Discussing How They Overcame One Of The Challenges Mentioned In Your Presentation.".
September 8, 2008

population size checkpoint
Post a 200- to 300-word response to the following: Explain the four factors that produce changes in population size. Which factors are affecting the population size in the video? What do you predict will happen to the nutria population after all the land is depleted of the ...
September 8, 2008

Population size Checkpoint
Post a 200- to 300-word response to the following: Explain the four factors that produce changes in population size. What do you predict will happen to the nutria population after all the land is depleted of the nutrias food resources?.
September 8, 2008

Population size Checkpoint
Post a 200- to 300-word response to the following: Explain the four factors that produce changes in population size. Which factors are affecting the population size in the video? What do you predict will happen to the nutria population after all the land is depleted of the ...
September 8, 2008

DQ
If we looked at Cattle and Pigs what environmental impacts to they place on our environment while we raise them for food source?
September 8, 2008

sucession and natural selection
Although most salamanders have four legs, the aquatic salamander shown below resembles an eel. It lacks hind limbs and has very tiny forelimbs. Propose a hypothesis to explain how limbless salamanders evolved according to Darwin's theory of natural selection.
September 6, 2008

succession and natural selection
Post a total of 200 to 300 words in response to the following items View the succession of the ecosystem in the Succession animation. Is it primary or secondary succession? Explain your answer.
September 6, 2008

Ethnic Diversity
So what is the answer to this question?I am an AXIS stdent
September 2, 2008

Ethnic Diversity
I am in Axia also,not the sam class as Jessica and no name tho. The only thing I found so far is that there are several bills presented in the house and senate to address changes.
September 2, 2008

math
in how many ways cn 4 people be seated around a circular table with 4 identical chairs? in how many ways can 5 people be seated around a circular table if 1 of the chairs is an armchair?
August 28, 2008

12th grade
determine teh number of ways arranging the letters in the word handle if there are no restrictions?
August 28, 2008

chem
In your own words, describe how you would calculate the concentration of green pigment. Assume that your 1/100 solution had an Absorbance of 0.8 and that the extinction coefficient for the green pigment is = 20 mM-1cm-1. Remember the Beer Lambert Law!
August 27, 2008

ecology
discuss an environmental problem that you feel is significant in your town or city. what are some causes? Are any of these causes related to hman values and environmental ethics?
August 22, 2008

Critical Thinking
What is a learning contract and how can it be used to help you create and stick to a plan of study?
August 19, 2008

CheckPoint: Comprehensive Grammar CheckPoint
Comprehensive Grammar CheckPoint Read the following sentences, and focus on the grammar area specified in the left column. Then, complete Appendix H by selecting the correct sentence (a or b) for each number and providing an explanation of why you made that choice. Subject-...
August 15, 2008

Grammer question
could some check my homework please 1. Cats, unlike dogs and fond of sitting on laps. __ Sentence fragment – This is a fragment, it is not a complete sentence. __ Comma splice _XX_ Run-on sentence __ Complete sentence (contains no error) 2.I don't know what you want ...
August 12, 2008

science
defination and concept of science
August 12, 2008

social science: Plz Answer
I need articles that pertain to this question. How does a teacher evaluation for a student's entry into a program (ex. summer program) determine his success in the program?
July 29, 2008

Human Services
Develop a number of hunches about the clients in the following vignettes. What is the basis of your hunch (theory, experience, knowledge about social conditions, etc.)? Leah is a 13-year-old runaway living on the streets with a group of three other teens. They show up at the ...
July 24, 2008

Law and Ethics
What dose the etic opion say about disclosure by receients of authorized data to third parties
July 20, 2008

Law and Ethics
I finished the course in three weeks. I received a 97 on my reserch project.Everything you need to know is under the HIPAA laws.
July 20, 2008

Law and Ethics
All employees in the medical office must be train in awareness of HIPAA concepts. Anyone using or disclosing patient’s health information must have training courses on an organization policy and procedure. Continuous training is required and refresher courses on changes ...
July 20, 2008

Linking and Action Verbs
warm
July 15, 2008

Logs
The number of years n required for an investment at interest rate r to double in value must satisfy (1+r)^n = 2. Using the approximation ln(1+r)=r valid for small r, find the number years n as a function of r.
April 21, 2008

Economics
I have no idea... I wrote out exactly what the problem says
April 12, 2008

Economics
Calculate the duration of a one-year fixed payments loan with monthly payments of $150 and yield to maturity of 12%. Use this number to determine the % change in the price of this loan if interest rates increase to 14%.
April 12, 2008

humanity
what spiritual purpoe do you think they serve for indigenous people?
April 10, 2008

Humanities
What spiritual purpose do you think they serve for indigenous peoples?
April 10, 2008

Math
Working with simple addition and multiplication of positive and negative numbers. Have completed 59 of 60 problems on a worksheet, I am stumped by one of them. For example Two numbers are given 30 and 13, You must find two number multiplied together equal -30 and when added ...
April 9, 2008

advanced math
whatisasteamandleafplot?
March 17, 2008

algebra
The expression y/x - 1/2 is equivalent to:
March 13, 2008

algebra
The expression y - 1 - x
March 13, 2008

Algebra
In reply to your questions: 1. It is (1/2)x 2. It is -3-1/2 3. Yes 4. Yes
March 11, 2008

Algebra
1/2x-3/4y=-3-1/2; find value of x 2x-3=x-3y-1; find valud of y 1. graph 2. solve by substitution
March 11, 2008

algebra
1/2x-3/4y=-3-1/2; find value of x 2x-3=x-3y-1; find valud of y 1. graph 2. solve by substitution
March 11, 2008

Algebra
5x=1/2y-1, find value of X; 1/4y=10x-1, find value of Y (use substitution)
March 10, 2008

Algebra
Solve by substitution: 6a=5(3+b+a)-a; find value of a 3(a-b)+4b=5(1+b); find value of b
March 10, 2008

Algebra
6a=(5(3+b+a)-9, find value of a; 3(a-b)+4b=5(1+6), find value of b
March 10, 2008

chemistry
Consider the following chemical equilibrium: SO3(g) --> SO2(g) + 1/2 O2(g) and Delta H = 98.9J a. Predict weather the forward or reverse reaction will occur when the equilibrium is disturbed by: i. adding oxygen gas ii. compressing the system at constant temperature iii. ...
March 6, 2008

math
In a group of 25 boys, 18 like Association Football whilst 14 like Rugby Football. How many like both kinds of football?
March 4, 2008

math
I was wondering if this statement is true or false. The statement is 0 times h(4)= h(0 times 4). Is this true or false and why?
February 27, 2008

Western Civilization
Name three differences between Rousseau and most Enlightenment philosophers.
February 26, 2008

History
In the time when the colonies were first being established who claimed the land to the west and north of the English colonies?
February 24, 2008

economics
Why is an economy's output, in essence, is also its income?
February 19, 2008

economics
What are example of trade flow, capital and labor flow information and technology flow and financial flows
February 10, 2008

English IIII
I need to obtain litary criticisms for William's "A Streetcar Named Desire"
January 30, 2008

Math Word Problem
Counting Chicken Wings At Annie's Home-Cooked Chicken Wings Restaurant, chicken wings are served by the bucket. The Biggest Bucket O'Wings is really big! Figure out how many wings are in the bucket. If the wings are removed two at a time, one wing will be left. If they...
December 11, 2007

math
what is the greatest number of times you would regroup when multiplying a three digit factor by a two digit factor. give an example.
November 26, 2007

Math-word problem
Who is Shirley?
October 30, 2007

chemistry
Why does sodium acetate (anhydrous)release heat when dissolved in water?and why does sodium acetate (trihydrate)absorb heat when dissolved in water?
October 24, 2007

science
why ch3coona + h2o release heat?
October 23, 2007

Math
Can you help me with this problem? At the beginning of January, Lisa had some money in her savings account. Each month she was able to deposit enough from her allowance to double the amount currently in the account. However, she had a loan to pay off, requiring her to withdraw...
October 23, 2007

CHEMISTRY
I have to make it so the results of the average is less than 25. Average of three volumes: 13+11.3+9.2= 33.5/ 3= 11.16 mL Convert mL to L 11.16 mL x 10^-3 L = .01116 L The number of moles of HCl was calculated using the stoichiometry : 1 mole HCl= ½ moles CO3 .01116 L x...
October 22, 2007

ETH 125
Japanese Language is didfferent from the chinese. Education is similar they pursue further education.
October 15, 2007

biology
how does the extinction of dolphins affect the sustainability of the Earth?
October 7, 2007

letters,memo,and email messages
How would you approach creating a negative message for a superior.
October 4, 2007

foreign currency
How does the credit or money market hedge work?
October 2, 2007

science IPC
Acceleration (the change in speed per unit time) is measured in meters per second sqaured. Acceleration is a ?? metric unit and is comprised of ??
October 1, 2007

social studies
Race, religion, background etc
September 30, 2007

Physics
5.17
September 17, 2007

finance
Residual dividend model Buena Terra Corporation is reviewing its capital budget for the upcoming year. It has paid a $3.00 dividend per share (DPS) for the past several years, and its shareholders expect the dividend to remain constant for the next several years. The company&#...
September 4, 2007

finance
Would each of the following increase, decrease, or have an indeterminant effect on a firm’s breakeven point (unit sales)? a. An increase in the sales price with no change in unit costs. b. An increase in fixed costs accompanied by a decrease in variable costs. c. A new ...
September 4, 2007

finance
New project analysis You must evaluate a proposal to buy a new milling machine. The base price is $108,000, and shipping and installation costs would add another $12,500. The machine falls into the MACRS 3-year class, and it would be sold after 3 years for $65,000. The ...
September 4, 2007

Math
What do we call the numbers that cannot be arranged into 2-way arrays? Please answer my homework is due today!
August 30, 2007

math
yea i dunno?
August 30, 2007

ETHICS
How can the country best prepare for the changing race and ethnicity of its current and future citizens
August 24, 2007

Social Studies
What is the name of a large city in southern Turkey? There are many cities in southern Turkey. This map shows major cities. The other site lists Turkey's largest cities. (Broken Link Removed) http://en.wikipedia.org/wiki/List_of_cities_in_Turkey
August 13, 2007

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