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Posts by m

Total # Posts: 1,309

math
x/3 = x+10/6

chemistry
ht is heat

chemistry
Is there a reaction? 2 NaNO3 + ht →

chem
Can I2 oxidize metallic aluminum? Show the balanced chemical equation and the Eo values.

chem
Can I2 oxidize metallic aluminum? Show the balanced chemical equation and the Eo values.

math
A tangram is a geometric puzzle made from seven pieces that form a square. Trace the pieces, cut them out, and answer the following questions. The puzzle can also be seen on wikipedia web site. a. If the area of the entire square equals 1 unit, label each piece with its ...

math
what are the possible advantages and disadvantages of using least common denominator when adding and subtracting fractions?

math-ms sue please
Ms Sue thank you for the help with my other word problem can you check this one for me? Write a word problem and find the solution to the equation. 1/2-2/3 THe answer is -1/6 and the word problem I created is: Janet put 6 suckers on a table. 3 suckers were watermelon and 3 ...

math
for the following equations, write a word problem draw a picture, and find the solution to the equation. 5/12 - 1/3=? I know the answer is 1/12 but am stumped on how to write the word problem and draw a picture

math
find each quotient. 3/4 divided by -12

math
Use common denominators to compare the pairs of rational numbers. In each of the following identify which one is greater and explain how you know. 5/7, 5/8

physics
two student walk in the same direction along a straight path, at a constant speed one at 0.90m/s and the other at 1.90m/s assuming that they start at the same point and the same time, how much sooner does the faster student arrive at a destination 780m away?

arithmetic
5x + 15x =

math
Give a counterexample to show that each of the following generalizations about the set of integers {-3,-2,-1,0,1,2,3} is false. a) commutative property for subtraction b)associative property for subtraction

US History
45. all 46. all 47. C 48 C 49. A 50.D

math
Give a counterexample to show that each of the following generalizations about the set of integers {-3,-2,-1,0,1,2,3} is false. a) closure property for division b) distributive property for division over addition.

math
Give a counterexample to show that the following generalization about the set of integers is false. Closure property for division.

math
Show how to find the quotient 18 divided by (-6) by using the following: a) the idea of division as finding a missing factor. b) the procedures for integer division.

math
Does absolute value n+m= absolute value n + absolute value m for all integers n and m? If so give examples if not give a counterexample.

art
Looking on the national gallery of art website (or it can be seen by typing the name of the painting in any search box) review The Emperor Napoleon in His Study at the Tuileries by Jacques Louis David.Discuss the painting techniques and formal elements. I am confused on this. ...

math
You can use the prime factorization of a number, written as the product of powers of prime numbers, to find the number of factors the number has. First, express the number as a product of powers of prime numbers; for example, 36=2^2 3^2 (that is 2 squared and 3 squared)Then ...

math
Decide if the statement is true or false, tell why. 24 is a factor of 8

math
The product of two numbers is 180. The LCM of the two numbers is 60. What is the GCF of the two numbers? How do you know?

math
fill in the missing digits in as many ways as possible so the number will be divisible by 6. 3_2_ I am confused on this.

math
The following conjectures were made by students. Are they true or false? Give a counterexample if possible. Only half of the nonzero even numbers up to 100 are divisible by 4. My answer is that it is true. A number is divisible by 8 if it is divisible by 4 and divisible by 2. ...

math
The statement is If a number is divisible by 2 and by 3, then it is divisible by 6 and vice versa. Is this statement true? Give an example or counterexample. I believe it is true but am stuck on the counterexample/example.

MATH
evaluate the numerical expression. you may use a calculator, being sure to follow the order of operations. Round the answer to the nearest whole number. 129+ 17*35/14 the 129 is separate from the fraction

math
Statement: If a number is divisible by 2 and by 3, then it is divisible by 6 and vice versa. Is this statement true? Give an example or counter example.

physics
Final speed = Vi + a(t) Displacement = Vi(t) + 1/2a(t)^2

math
Name the property that justifies each step. [(2 * 100) + (3 * 10)]+ [(1 * 100) + (5 * 10)] = (2 * 100) + [(3 * 10)+ (1 * 100)] + (5 * 10)__________ property = (2 * 100) + [(1 * 100)+ (3 * 10)] + (5 * 10)___________ property = [(2 * 100) + (1 * 100)]+ [(3 * 10) + (5 * 10)]...

algebra
a. The sales representative informs you that there are 64 houses for sale with two floor plans still available. Use x to represent floor plan one and y to represent floor plan two. Write an equation that illustrates the situation.

math-Ms. Sue
ms Sue I was not sure how to do a response to you but my prior question was the following and you had answered to take the total number of students and make this the denominator and the history majors the numerator which I did and makes this 300/1225 so then to get the ratio ...

math
Ms. Sue- I have the total number of students is 1225 so then the answer would be 300/1225

math
the bar and graph shows the number of students by major in the college of arts and sciences. What is the ratio of history majors to the total number of students in the college? Math-200 history-300 english-400 science-150 other- 175

math
find the representation of the number 256 in base six

math
identify n(S) for the given set: S={5,10,15,20,25,30,...}

physics
-2.400

10th grade
--> BD bisects <adc, m<1=5x-3, and m<2=x+25. find the value of X

math
The number of dogs and chickens on a farm add up to 14. The number of legs between them is 36. How many dogs and how many chickens are on the farm if there are at least twice as many chickens as dogs?

physics
A horizontal force of 100 N is required to push a piece of furniture across a floor at a constant velocity. what is the net force acting on the furniture? How much is the friction force that acts on the sliding furniture? How much friction acts on the furniture when it is at ...

Math
15.5

English
In the book, Pride and Prejudice,does Elizabeth marry Mr. Darcy in the end?

math
The 20 leaves of a 40-page book are numbered 1 through 40. The first and last leaves are ripped out. What is the sum of the remaining page numbers?

Humanities
What country is not a nation? I have already googled it so don't give me a link to all the things google has to say. It doesnt help

Humanities
What country is not a nation?

Math Check
STOP!!!!!!!!!!!!!!!!!!!!!!

Sociology
Failure to a[ated to culture

US gov
How has the tea party movement affected incumbent Republicans and Democrats in the primary races?

Math
Please I need help! The Acme Candy Company claims that 60% of the jawbreakers it produces weigh more than .4 ounces. Suppose that 800 jawbreakers are selected at random from the production lines. Would it be unusual for this sample of 800 to contain 418 jawbreakers that weigh ...

algebra
Bill is paid at 12th day. so it satisfies 1/20 condition This means 1% discount on $3000. This gives $30. Thus to pay $(3000 - 30)

science
define the following words science?

what can i compare middle school to?
a fishtank

geometry
A 25-foot ladder is placed against a vertical wall of a building. The base of the ladder is 7 feet from the base of the wall. If the top of the ladder slips 4 feet, how many feet will the base of the ladder slide?

4th grade
16

chemistry
Are you looking for INTERmolecular force or INTRAmolecular force? Metal and nonmetal would be an ionic bond.

chemistry
Melting pt = energy required to break the chemical bond. I believe this would go by molecular weight. They are all ionic bonds. Find the mw of each and choose the largest.

biology
how do some cells become brain cells and others become skin cells when the DNA in all of the cells is exactly the same

Business
[pgpiuooiu[goi';kbn'[o[[[[[[[[[[[[[[[[[[[[[iguiyf9u

10th grade Math
puipoupoip

math
how could thinking about 90 tens help you find 1901-297?

social studies
Why did the us need a protective tariff

Spanish
are these the correct verb tense and conjugations? i have to use either preterite or imperfect. 1. they were looking - buscaban 2. they talked - hablaban 3. they thought - piensaron 4. they liked - gustaron 5. they needed - necesitaron 6. they asked - pidieron 7. they were ...

Psychology
You and Taye are discussing the causes of obesity. As an informed person, you have to disagree with your friend when he asserts that a major factor in obesity is A. Gender B. physiology C. environment D. genetic inheritance

chemistry
A solution containing 26.05 mg of an unknown protein per 23.5 mL solution was found to have an osmotic pressure of 3.75 torr at 44 C. What is the molar mass of the protein?

chemistry
A solution containing 26.05 mg of an unknown protein per 23.5 mL solution was found to have an osmotic pressure of 3.75 torr at 44 C.

chemistry
Water softeners often replace calcium ions in hard water with sodium ions. Since sodium compounds are soluble, the presence of sodium ions in water does not cause the white, scaly residues caused by calcium ions. However, calcium is more beneficial to human health than sodium ...

General Chemistry
An electron microscope employs a beam of electrons to obtain an image of an object. What energy must be imparted to each electron of the beam to obtain a wavelength of 15.2 pm? Obtain the energy in electron volts (eV) (1 eV = 1.602 10-19 J).

Child Psychology
Observing Johnny's parents interacting with him, you detect that they're extremely strict. Therefore, you can guess that their parenting style is probably A. Authoritative B. Permissive C. authoritarian D. productive-assertive Which is correct?

Child Psychology
B is the correct answer

Child Psychology
I was thinking of D

Child Psychology
You're watching 18 month olds at play. What you're most likely to observe is A. boys and girls interacting in complex roles. B. children imitating each other without actually interacting. C. children largely ''doing their own thing'' in their own way. D...

Child Psychology
You're watching 18 month olds at play. What you're most likely to observe is A. boys and girls interacting in complex roles. B. children imitating each other without actually interacting. C. children largely ''doing their own thing'' in their own way. D...

algebra
what does this mean in algebra? upsidedown v

Texas History
San Antonio de los Tejas

Psychology
Adaptation

Psychology
Baby Louisa is able to interact with her environment in ways that allows her to adjust her behavior accordingly. For Piaget, Louisa is manifesting

environmental science
1. Checkpoint: Population Size • View the Ch. 7 Alien Invasion VLR located under the Week Four Materials section of your student Web page. • Post a 200- to 300-word response to the following: o Explain the four factors that produce changes in population size. o Which...

Social Studies
What is the connection between globalization and imperialism ?

physics
9cos32 give speed in the horizontal direction, which is what it is at the top; traveling only in the horizontal direction.

Math
-28= - 14n i am really confused on how to do this... Please help!

Spanish
este no es el español tonto comprobar su ortografía .. intentar ~M~

Spanish
"few miles of English and Heirba cuardradas luxurious and ... This is a feast of entertainment, that's why they come and participate in the fun" de nada

bio
A corn plant producing ears of corn is an example of: a.growth b.reproduction c.development d.all of these

physics
To call the algebra on this question convuluted is a profound understatement. Nevertheless, I have solved it. The range equals 20 meters and the initial velocity of the car along the x-axis is 0.98Vi (or the Vicos10). Since the combined time the car travels up and down on the ...

physics
I don't know how the author of the Giancoli text reached 20 m/s as the answer to the second part of this questions. Nevertheless, I do know that the solution Bobpursley suggests here doesn't work. I find it interesting that there isn't one straightforward solution ...

World History
What were the similarities and differences between the five regions of british colonial america and what factors worked to create a shared america identity by the mid 18th century?

Cultural Diversity
is it difficult to accurately measure prejudice? Why or why not?

maths
can you answer this question: prove that a number 10^(3n+1), where n is a positive integer, cannot be represented as the sum of two cubes of positive integers. with out using this method at all ................................. We will examine the sum of cubes of two numbers, ...

math
can you answer this question in a different and more logical way than this method below: we will examine the sum of cubes of two numbers, A and B. Without losing generality, we will further assume that A=2nX and B=2n+kY where X is not divisible by 2 n is a positive integer and...

math
so wwould the anser be -1/sin(theta) because it would be cos^2(theta)-1/ sin^2(theta) and then simnplify

math
: Hi helper, thanks for the help, this website is very good and it would not of been possible without your assistance. Here is a question i would like you to solve for me this time ....................................... let ABC be a triangle. Two straight lines which are ...

math
Find the number of solutions to the equation 2x + 5y = 2005, where x and y are positive integers

math
Prove that a number 10^(3n+1) , where n is a positive integer, cannot be represented as the sum of two cubes of positive integers. thanx

math
Let 5a + 12b and 12a + 5b be the side lengths of a right-angled triangle and 13a + kb be the hypotenuse, where a, b and k are positive integers. Find the smallest possible value of k and the smallest values of a and b for that k

math
Let 5a + 12b and 12a + 5b be the side lengths of a right-angled triangle and 13a + kb be the hypotenuse, where a, b and k are positive integers. Find the smallest possible value of k and the smallest values of a and b for that k

math
all positive integers, one after another, are written in a spiral way: 7,8,9,10 6,1,2,11 5,4,3,12 ...,15,14,13 where does the number 2009 appear with respect to 1/ FOR EXAMPLE, 12 APPEARS one unit down and two units to the right of 1

math
John read in the financial section of the newspaper that the price of a share of stock in the Blanko Corporation rose by $2. Which integer best represents the change in value?

writing
Assignment: 2 paragraphs on Integrity based on the Emperor's Club 3 facts with 2 supporting details of each fact an opening and a closing...Does this satisfy the requirements? And, please do a quick proofreading. Thank you. To make your children capable of honesty is the ...

physics
how many significant figures go into "results to be reported"? When writing # +/- #, is the second # always written to only 1 significant figure?

Literature
In the Odyssey, do you know where the following passage comes from or could you elaborate on it...I have found answers to most of my questions, but this is one of a few which I cannot find: We have now arrived to an island with much food, many animals and a strange big foot ...

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