# Posts by Doris

Total # Posts: 88

Calculus
Z=3x + 3y

Chemistry
18cubic centimeters of 0.8Mlithium hydroxide is neutralized by 24cubic centimeters of 0.3Msulphuric acid.What is the formular of the salt formed?

Chemistry
20cubic centimeters of 0.27M sodium hydroxide solution is added to 18.2cubic centimeters of 0.75M hydrochloric acid.To the solution is then added excess magnesium.What volume of hydrogen gas measured at s.t.p evolved?

Chemistry
84cubic centimeters of hydrogen chloride gas measured at s.t.p is dissolved in water and titrated with 0.15M sodium hydroxide.What volume of sodium hydroxide solution is required for complete neutralization?

Chemistry
how many cubic cm hydrogen chloride gas at s.t.p would be required to precipitate all the silver ions from 32 cm of 0.08 M silver nitric solution?

Chemistry
What volume of ammonia gas at s.t.p is required to neutralise 40 cm of 2 M sulpheric acid?

Chemistry
8.4 g of a mixture of potassium hydroxide and potassium chloride were made up of 1 litre of aqueous solution. 20 cm of this solution required 24.2 cm of 0.1 m nitric acid for neutralisation. calculate the percentage by mass of potassium chloride in the mixture

PED
shooting basketball jump shots from different sports around the key is an example of which type of practice?

Physics 101 (I'm stupid)!
An object acted on by a force of 2.8 N accelerates, 3.6 m/s2. What is the mass of the object?

phPhysical Science
A bird flew16 km west in 5 hours, then flew 20 km east in 6 hours. What was the bird’s velocity?

cultural diversity
what is a metalinguistic strategy designed to shape a child's concept of print

Physical Science
At 27 degrees Celsius and 750 mm Hg, a sample of hydrogen occupies 5.00 L. The space it occupies at STP = 4.49 L. Should the 4.49 L be rounded to 4.5 L? If not, is there a specific rule that explains rounding for this type of problem?

english
IS this a good thesis statement? On my wedding day I realized I had to make new changes in my life because I had to become a responsible adult, learn to be without my parents and become independent.

statistics
1000 raffle tickets are sold and the winner is chosen at random there is only one prize \$500 in cash you buy one ticket(a) what is the probability you will win the prize of \$500 (b) your expected earnings can be found by multiplying the value of the prize by the probability ...

stat
only 65% of climbers reach the summit, a random sample of 16 climbers what is the probability that(A) all 16 reach (B) at least 10 reach (C) no more than 12 reach

geologic time
ancient cyanobacteria released__________,what is assisted in creating the atmosphere as we know it today

history
sorry I just got a 100 on a test and I wanted to help with the problem in history

history
How can I help I am good at some of the question you help me now I want to give it back

history
After election of 1890 organized groups supporting farmers called for the information of a third party that became generally known as what party

What is the potential difference between Points A and B? E=100N/C AB=.2M degrees of 30

physics
What is the average speed of a car that travels 210 m in 25 second, then speeds up to 0.47 km in 20 second and then slows down to 150 m in 0.50 minute?

Math
Tom bought a rectangular piece of land thatwas 3 miles long and 2 miles wide . Half of the land could be farmed . How many square milescould not be farmed .

math
TOM bought a rectangular piece of land that was 3 miles long and 2 miles wide .Half of the land could be farmed .How many square miles could not be farmed?

Algebra
Please show me how to set this problem up. I am confused.

Algebra
A manager has \$1170 made up of twenties and fifties. The total is 36 bills. How many fifty-dollar bills does the manager have?

math
29.64acres=-----hectares?

algebra
A=P(1+r/n)^nt a) Suppose you deposit \$3000 for 6 years at a 7% rate

physics
Find the heat flux due to radiation from a gasoline pool fire whose flame is 3 m tall with a 1 m diameter, and it is 3.5 m away from a target fuel. Assume e = 0.98 with a flame temperature of 1,300 K. Solve this problem by determining the configuration factor and assume a ...

algebra
s(t) = 68 − 20 log (t + 14), t ¡Ý 0. a) what was the average score when they initially took the test, t = 14?

English
Boys should help in de kitchen

cild care
childcare centers are automatically enrolled in a QRIS system when they apply ti be licensed

Marketing
First, imagine that you are a small business owner with a very limited promotional budget. You cannot afford large - scale mass media advertising, television or radio advertising. Briefly describe five things you could do to promote your business.

acc202managerial accounting
need help with problems 16-16, 16-17 and 16-18.

math
a math for a math

sciences
a radio wave travels 186,000 miles per second. how many kilometers will the wave travel in one microsecond?

cultural diversity
I choose a

marketing
Need to use the 4 P's of marketing Product Price Place Promotion

strayer
If the principal P = \$700, the rate r = 8 1 2 %, and time t = 1 year, find the following

strayer's
If a business borrows \$20,000 and repays \$30,800 in 4 years, what is the simple interest rate?

english092
I need help brainstorming on People in America living above their means.

Math
25 pea pods were broken apart and the number of peas in each pod recorded. the record looked as foolows: # of peas: 2,3,4,5,6 and frequency; 7,9,5,3,1 a. does this data appear to be skewed? b. What is the model class for theis survey?

Pen Foster Child Care
Can you look over these to see if they are right? 1. The first step to planning a child care center is to A. develop your program philosophy. B. determine the nature of the need for child care facilities in your community. C. establish goals for the children, parents, staff, ...

Math
how many pounds equal one ton?

ENG COMP II
DISCUSS ANY AREAS RELATED TO CITING SOURCE THAT YOU FIND CONFUSING OR DIFICULT TO UNDERSTAND OR APPLY.

Chemistry
A 4.5 g piece of magnesium ribbon undergoes combustion in air to produce a mixture of two ionic solids, MgO and Mg3N2. Water is added to this mixture. It reacts with the magnesium oxide to form 9.97 g of magnesium hydroxide. Assume all reactions go to completion. A) write a ...

Chemistry
When 1.11 g of vanadium is dissolved in HCl, 0.066 g of H2 is produced. Calculate the value of x for the compound VClx produced according to the chemical equation: V = xHCl -> VClx + 0.5x H2

Chemistry
Washing soda is a hydrate of sodium carbonate. Its formula is Na2CO3 X xH20. A 2.714 g sample of washing soda is heated until a constant mass of 1.006 of Na2CO3 is reached. What is x? What is the experimental mass percent of water in the hydrate?

Chemistry
A sample of magnesium with a mass of 1.00 g is burned in oxygen to produce an oxide with a mass of 1.66 g. What is the empirical formula of the magnesium oxide produced? I know the answer is MgO. What are the steps to get that answer?

science
what colour would a green dress,red lipstick and white shoes appear under yellow disco lights and why

physics
An object acted on by a force of 2.8 N accelerates, 3.6 m/s2. What is the mass of the object?

math
How do I complete each ordered pair so that is satisfies the given equation? y=2x=2x+5:(8,),(-1,),(,-1)

math
What is the equations to the missing coordinates in the following tables y = -x + 4 x y -2 0 2 o 2

Math Application
World grain demand. Freeport McMoRan projects that in 2010 world grain supply will be 1.8 trillion metric tons and the supply will be only 3/4 of world grain demand. What will world grain demand be in 2010?

Math simplify
What is the simplifying process of 0.08r+0.5(x+100)=73.2

Math Application
There is know problem. You stated you call not read my post. Thank you

Math Application
Raising rabbits. Before Roland sold two female rabbits, half of his rabbits were female. After the sale, only onethird of his rabbits were female. If x represents his original number of rabbits, thenSolve this equation to find the number of rabbits that he had before the sale....

math
Raising rabbits. Before Roland sold two female rabbits, half of his rabbits were female. After the sale, only onethird of his rabbits were female. If x represents his original number of rabbits, then  1 2  x  2   1 3  (x  2). Solve this equation to ...

Subordinate Groups
African Americans where the group originated, how it came to the United States, and one or two locations in the United States where members of your group live.

Subordinate Groups
African Americans Identify and describe which, if any, of these creation and consequence situations the group has faced: o Creation: migration, annexation, or colonization o Consequences: extermination, expulsion, secession, segregation, fusion, or assimilation

Racial and Ethnic Groups and U.S. Census Bureau Am
Assisignment is: Identify and describe whichm if any, of these creation and consequence situations the group has faced: 1. Creation: migration,annexation , or colonization

Vocabulary latin and greek
write a word with the latin or greek word parts below. latin root bene, which means "good" with the suffix- diction___________ thanks

cook
what three things happen when starch is cooked?

Geography
how many continents are almost totally within the western hemisphere? what are they? Thanks!!!

Geography
what are the two longest countries in south America??? I'm not sure if it's Argentina, or Brazil? Thanks!!!

science
what is the role of the cell membrane in moving substance in and out of the cell? Thank u!!!

Studying tactics
Hi, I'm a senior in hs. my AP US history (2) teacher gives us ridiculously specific questions on our test. I read the chapter over and over again like 4 times and I still end up getting a 60% how can I improve my studying strategies? thanks!! Doris

COM/220
Stated this wrong. Topic is on Cancer. Doing assignment on Breast Cancer. Should I not tell what it is. What are some of the causes, the statics, treatments, etc. Trying to figure out a thesis topic

COM/220
My topic is Breast Cancer

COM/220
to treat

COM/220
Explain to me about a thesis with compelling arguments and counterarguments? Doing a Project on Breast Cancer. Choose to do What is Breast Cancer. Would this be a good topic? Help please. Or some suggestions.

COM/220
How do you quote something with no aurhor. Doing an essay on Breast Cancer. My topic is What is Breast Cancer. Need to choose a well-stated idea and use a verb to introduce the quotation. Cited Source is "Breast Cancer" SICK! Diseases and Disorders, Injuries and ...

Research Writing
Can someone help me please. How would one do a Annotated Bibliography?

APA Format
Having trouble with APA formatting.

Research Writing
Having a hard time of doing this. 500 words Identify examples of bias, fallacies, rhetorical devices in the speech of Citizen Kane. Speech is very short. Should I think outside the box for these questions. Did the speaker address arguments and counterarguments.

Writing
Anyone know of any website for free citing references, quotations and paraphrasing?

Research Writing
Anyone know of any reliable websites for Research on topic Homeless. Civil Right and Hate crimes of the homeless

Research Writing
How do you do this? I am lost. My topic I chose is Homeless. Summary of the Research Process I. Begin the project. A. Think about the assignment. B. Analyze your audience and the purpose for which you are writing. C. Select an appropriate topic. D. Formulate a viable argument...

Critical Analysis
Why and how could you apply critical thinking when evaluating each of the folloing: Articles, Advertising, Media Conversations.

Criticla Thinking
I am stuck on this question. Would like to do my article on homeless and homeless people. Then I must answer 10 questions about the articles.

Criticla Thinking
Comprehensive Argument Analysis. Must choose two topics. When finished one should have tow sources per topic. Sources can come from Magazines, Academic Journals, News and Web sites. Then must analyze four sources. Provide the title of the souce, provide the source citation, ...

Algebra
5<8x+5<21

Math: Elementary
why is it obvious that 3/4 x 8/5 = 6/5?

Assisignment is: Identify and describe whichm if any, of these creation and consequence situations the group has faced: 1. Creation: migration,annexation , or colonization

writing
How would you encourage a reluctant peer reviewer? Since this is not my area of expertise, I searched Google under the key words "reluctant peer reviewer" to get these possible sources: http://www.processimpact.com/articles/humanizing_reviews.html http://www....

Pre Algebra
How do you subtract and add mixed numbers? Give an example of a problem so that I can show you.

Math
I can not find the solutions to the following problems using 2 methods: algebraically and geometrically. 1. X with the square root of 2 =9 2. X with the square root of 3 =27 3. X with the square root of 4 =27 --Note: Fourth root I'm not sure what you mean by "1. X ...

cultural diversity
Identify and describe which, if any, of these creation and consequence situations the African American group has faced: o Creation: migration, annexation, or colonization o Consequences: extermination, expulsion, secession, segregation, fusion, or assimilation

Philosophy
What is the meaning of validity,truth and soundness as they relate to the area of logical syllogism?

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