Posts by tom

Total # Posts: 1,474

English
1. He is so kind to help me. (Is this correct? What other expressions can we use?) 2. I don't spend a lot of money in buying things. 2-2. I don't spend a lot of money on buying things. (Which is correct? Which preposition do I have to use before 'buying'?) 3. I...

mathematics
20*11= 20+100=

ICT
What is the weather going to bein the following states Lagos Oyo Benie Borno Niger

Math
solve using the multiplication principle. don't forget to perform a check. 12x=-96 the solution is x=

Health
Are there any homepages where we can see many kinds of rice cake on the Internet?

Social studies
What is winter solstice?

English
Q: Can I get you anything? (clerk) 1. I'm not ready yet. 2. 3. (Is the answer 1 correct? What other answers can we say?)

English
1. Australia is much larger than England and Korea. 2. Australia is much larger than England or Korea. 3. Australia is much larger than both England and Korea. (What is the meaning of #1? Does #1 mean #2 or #3?)

English
Would you let me know good websites wher I can watch educational videos for free? Thank you.

English
* You know what? (When do you use this expression? What is the difference between 'What do you know?' and 'You know what?')

English
What kind of gift do you want from Australia? (What is the meaning of 'from Australia? Does he mean the gift made in Australia? Or a gift from a person, the writer, in Australia?)

English
1. What is the opposite of "upside down"? 2. Don't tell me, because I already bought many postcards for you. 2-1. Don't tell me, for I already bought many postcards for you. 2-2. Don't tell me because I already bought many postcards for you. (What is the ...

English
I saw many animals such as koalas, a dingo, kiwis, cuscuses, kangaroos and emus in the zoo. I saw an emu stand in front of me. I saw a dingo stand by me. I saw kiwis gather around the fence. I saw a girl carry a koala. A mother koala is on a tree with her baby on her back. I ...

Social studies
Some more animals?

Social studies
Can you name some of the animals well-known in Australia?

English
How can we share Korean traditions? 1. We can make traditional tteok, rice cake, with our classmates. 2. We can make traditional kites in our classroom. 3. We can make traditional Korean dress at home. 4. We can play traditional Korean games such as baduk, janggi, and yunnori...

English
1. He dreamed a strange dream. 2. He had a strange dream. 3. He got a strange dream. 4. He dreamed strangely. 5. He dreamt a strange dream. (Are they all the same and acceptable?) 6. There are three rice cakes in the paper bag. 7. There are three pieces of rice cake in the ...

English
What did the family do? 1. The family gave special rice cake to their new neighbors. 2. They gave special rice cake to their new neighbors. 3. He or she gave special rice cake to their new neighbors. 4. He gave special rice cake to their new neighbors. (Which answers are ...

English
1. Let's go diving under the sea. 2. Let's go diving in the sea. 3. Let's go diving into the sea. (Which one is correct? Are all correct?)

English
1. They believe red beans can chase away ghosts and bring good luck. (What other expressions do you have instead of 'chase away'? Would you let me know similar expressions?) 2. She will see them by visiting Seoul Pooh's homepage where Pooh will put his pictures ...

English
Q: What did the Korean family give their neighbors? 1. They gave their new neighbors special rice cake to say hello. 2. He or she gave his or her new neighbors special rice cake to say hello. 3. He gave his new neighbors special rice cake to say hello. (Which answer to the ...

English
1. Using animals or thins on the page, make a comparative sentence as in the example. e.g. An airplane is much faster than a lion. (Is this one grammatical? Would you let me know a website related to comparative, superative, etc.?)

English
* in 2012 How do you read 2012 here?

English
* Sat, June 3, 2012 How do you read 2012 in the expression above?

English
1. Ask your friends for help, and they will help you. 2. Ask for your friends' help, and they will help you. 3. If you ask for your friends, they will help you. (Are they all grammatical and the same?)

math
thanks Ms. Sue, Ashley???

math
For the first day of school, our math teacher wanted us to write ten things to say instead of saying "shut up", I've only got a couple so far, any ideas?

chem
is it saturated

chem
it looks like it is above

chem
If 20 g KCL is dissolved in 100g of water at 20 degrees C, is the solution unsaturated, saturated, or supersaturated?

chemistry help asap
A solution of salt in water conducts electricity, but a solution of sugar does not. Explain why?

chemistry help
What ratio does molarity express?

Chemistry
Hello, i am still needing help

Chemistry
Those aren't mole, those are concentraiton

Chemistry
If 25.0mL of sodium nitrate solution (0.100mol/L) is added to 10.0mL of sodium carbonate solution (0.150 mol/L), what is the concentration of sodium ions in the resulting mixture? Assume the volumes are additive.

pre-calculus
standard form is y=mx+b where m is slope, x is x value in (x,y) and b is the y intercept. Find slope by using y2-y1/x2-x1

chemistry
Why don’t dipole-dipole forces have much affect on a gas?

chemistry
entropy increase as temperature increases why

chemistry help
What mass of Kbr is present in 25 mL of a 0.85 M solution of potassium chloride?

pre calc
what is the domain and range of f(x) x^3?

chemistry
Calculating Parts per million Helium gas, 3.0 x 10^-4 is dissolved in 200.0 g of water. Express this concentrartion in parts per million.

3rd grader needs help with grammar
Is it..... my Classmates and me or my classmates and I

model un
what do ecuador plan to do to get rid of infectious disease.

model un help
can it be found in a more easy way

model un help
what has beem done in Ecuador on infectious disease and why

model un need help asap
unusually people that have the diseases

model un need help asap
well can you give me some key ideas to point out

model un need help asap
thats my work

model un need help asap
does this first part work The republic of Ecuador, which has a population of 10 million, is one of the smallest of the Andean countries in South America. It covers only an area of 110,000 square miles. It has an extraordinary diversity of infectious diseases. Many of the ...

model un need help asap
How should I start a great position paper on Ecuador and its infectioud Disease?

chemistry
Contrast ionic and molecular substance in terms of the type of attractive forces that govern their behavior.

chemistry need help
ok i understand but i have another question

chemistry need help
The London dispersion force is the weakest intermolecular force. The London dispersion force is a temporary attractive force that results when the electrons in two adjacent atoms occupy positions that make the atoms form temporary dipoles. This force is sometimes called an ...

chemistry need help
A fellow student say , " All substance experience London disperison forces of attraction between particle." Is this etatement true? Explain your answer

CHemistry
Research the role of chemistry within a specific industry. Identify chemical processes upon which the industry relies. Explore environmental impacts of the industry that are related either to the chemicals it uses or produces. Procedure Choose one of the industries listed ...

Business Statistics
.22

grammar
Hello, I need a grammatical correction in the following excerpt from my essay, "We can see the benefits of having a husband for a woman in the following excerpt..." My teacher circled the phrase "having a husband for a woman" (which means that there is ...

Math
A coustomer wants to make a teepee in his back yead for his kids. He plans on using PVC plumbing pipe for the supports on the teepee, and he wants the teepee to be 12 feet across and 8 feet tall. Howlong should the PVC plumbing pipe be?

Math pizzazz worksheet answers
What's the answer to "what did the mama cow say to the baby cow"?

english
i thank you for the help, but other question how do i being it i'm not that that good in this.

english
Create a 3-5 page Request for Proposal (RFP) for bringing in outside trainers to train staff on the use of Microsoft Office® programs. # General overview of the RFP # The business requirements for the project, including the specific items (products and services) on which ...

math
thank you

is the answer
is the answer a+b that is what i got

math
a^2-b^2/a-b reduce to lowest terms

Algebra
(2y+1)/(y^2-y-6) ruling out value for y. which numbers can not be used in place of (y).

Math
Let f(x) = (lne^2x)/(x-1) for x>1. If g(x) is the inverse of f(x0, then g'(3) = ? A. 2 B. 1 C. o D. -1 or E. -2 if you can show/explain how to get that please, thanks

Algebra
x+5y=7 -2x-7y=-5

psychology
what is an example of the relationship between sensory adaption and negative adaption?

Chemistry 9
what were the firstsubstnces to be discovered

Sociology
I have already answered these questions but I am a little uneasy of the answers. Could someone please read them and provide feedback and if possible a little more detail for explainations? Q: What is the meaning of stratified? A: To classify or separate (people) into groups Q...

science
how do you balance a chemical equation

Ordinary people
I also don't get this, but wondering if this is right... What is Conrad perception of Karen and her state of mind? Is the answer for that this: Conrad talks to himself, saying "Okay Karen we'll see you around who needs you anyway who the (expletive) needs anybody?

Ordinary people
Chapter 7, Why does Karen say they should be careful about who they see? It is because Karen likes Conrad? OR that she's telling Conrad to control his life and live his life??

WHAT DOES THIS QUOTE MEAN??
WORK PAYS LATER. LAZY PAYS NOW.

math
Solve the following equation -5x + 1 > 11 Please include work

english - writing
I'm looking for a succinct way to help one of my sales guys write better. His syntax and use of verbs and adjectives is often weak. Here is a typical short example. What comments or observations would you make to help me help him? "Sure I have no problem to presenting...

cjs 210
CheckPoint: Police Stress Write a 350- to 700-word response describing each of the four categories of stress associated with the policing profession. Within each response, describe how this type of stress affects the officer’s job, social life, and personal life. How can ...

CHEMISTRY
Materials -sandwich-sized plastic ziplock bag -graduated cylinder -paper cup -rubber band -measuring spoons -vinegar -baking soda -twist-tie (like the closure for a loaf of bread) Part 1: The Reaction 1.Use the paper cup during this part of the experiment. 2.Measure out 25.0 ...

Chemistry
Physical properties are those that you can detect with your senses: sight, hearing, touch, taste, smell. With just a glass of water, you can explore physical properties of water. Activity: Investigating Water glass of drinking water,paper cup,pen,freezer,cooking pot,stove ...

Trigonometry
Use the power-reducing formulas to rewrite the expression in terms of the first power of the cosine. [#1.] (sin^4x)(cos^4x) [#2.] (sin^4x)(cos^2x)

chemistry
Materials -sandwich-sized plastic ziplock bag -graduated cylinder -paper cup -rubber band -measuring spoons -vinegar -baking soda -twist-tie (like the closure for a loaf of bread) Part 1: The Reaction 1.Use the paper cup during this part of the experiment. 2.Measure out 25.0 ...

Chemistry
Physical properties are those that you can detect with your senses: sight, hearing, touch, taste, smell. With just a glass of water, you can explore physical properties of water. Activity: Investigating Water glass of drinking water,paper cup,pen,freezer,cooking pot,stove ...

MATH
what multiplication fact can be found by using the arrays for 2x9 and 5x9?

history
What were Thomas Jefferson's most notable accomplishments during his time as president? Thanks for the help!

Algebra Dr Bob222
So if I understanding this for example I have x^2-6 I can factor because the negative sign I can get a middle term which would be (x+2)(x-3) expand it to (x^2 +2x-3x-6) (x^(2)-x-6) With x^2+6 I could not get a middle term because the sign is positive which shows me that ...

Algebra
I have a question I hope someone can explain it to me. We are working on Demonstrate that f actoring a polynomial. I was ask Why can you factor x² - 4 but you cannot factor x² + 4? How can you tell quickly which ones you can factor and which you cannot? I am not sure...

physics
so t clarify W can be found through alpha times time? also, what does I stand for?

physics
A horizontal 791 N merry-go-round is a solid disk of radius 1.48 m, started from rest by a constant horizontal force of 50.0 N applied tangentially to the edge of the disk. Find the kinetic energy of the disk after 3.01 s. I am having trouble on which formula to exactly use ...

Algebra
Equation: RCF=NCF/(1+Pi)^t Can somebody show me how to rearrange the equation to solve for Pi.

physics
A war-wolf or trebuchet is a device used during the Middle Ages to throw rocks at castles and now sometimes used to fling large vegetables and pianos as a sport. A simple trebuchet is shown in the figure. Model it as a stiff rod of negligible mass, 3.05 m long, joining ...

Logic
I know this is alot of text, but i'm having trouble understanding what my professor is asking... Study questions and Homework: St. Thomas Aquinas' arguments for the existence of God. Reading and Homework due: November 6, 2008. Work through the following, to see if you ...

physics
An ice tray contains 490 g of liquid water at 0°C. Calculate the change in entropy of the water as it freezes slowly and completely at 0°C. i tired doing -(.49kg)(2.26x106)/273.15K) but im not getting the right answr help pls!

math
im not getting the proper answer from this question: 5.0=k=c1/c2= 1.00g-x/15ml all over x/50 ml = (1.00-x)50/15x the answer comes out ot .40g

7th grade math
ok so the real eq is 5.0=k=c1/c2= 1.00g-x/15mlall over x/50 ml = (1.00-x)50/15x the answer comes out ot .40g

Science
When was first microscope invented?

physics
im sorry i tried using PV^1.4=22.3l but this was not the right answer could you explain further the equation for a.

physics
Air (a diatomic ideal gas) at 30.0°C and atmospheric pressure is drawn into a bicycle pump that has a cylinder with an inner diameter of 2.50 cm and length 70 cm. The down stroke adiabatically compresses the air, which reaches a gauge pressure of 800 kPa before entering ...

physics
Air (a diatomic ideal gas) at 30.0°C and atmospheric pressure is drawn into a bicycle pump that has a cylinder with an inner diameter of 2.50 cm and length 70 cm. The down stroke adiabatically compresses the air, which reaches a gauge pressure of 800 kPa before entering ...

physics
Air (a diatomic ideal gas) at 30.0°C and atmospheric pressure is drawn into a bicycle pump that has a cylinder with an inner diameter of 2.50 cm and length 70 cm. The down stroke adiabatically compresses the air, which reaches a gauge pressure of 800 kPa before entering ...

physics
Air (a diatomic ideal gas) at 30.0°C and atmospheric pressure is drawn into a bicycle pump that has a cylinder with an inner diameter of 2.50 cm and length 70 cm. The down stroke adiabatically compresses the air, which reaches a gauge pressure of 800 kPa before entering ...

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