Saturday
December 10, 2016

Posts by Claire

Total # Posts: 674

chemistry
Balance the equation: Note: If a chemical species coefficient is "1" then "1" needs to be entered in the field before that species. MnO4– + H+ + Fe2+ Mn2+ + H2O + Fe3+
June 29, 2009

Simplifying Rational Expressions
1) d + 7/d^2 - 49 2)b^2 - 10b + 21/b^2 - 11b + 28 Please help me.
June 3, 2009

Math
5 bags?
June 1, 2009

Math
Bob wants to start a lawn in an area that is 110ft by 70ft. One bag of seed covers 1200 square feet. How many bags should he buy? Please help me solve
June 1, 2009

Maths
4ab-8ac+12ad
May 26, 2009

Grammar
Thank you. I have all the websites you listed in my favorites file so I can check them after school today. Thanks so much.
May 5, 2009

Grammar
I think blue does have a long vowel sound. Like the words use and uniform. I will check out the websites after school today. Are you sure Blue is vowel digraph?
May 5, 2009

Grammar
Can you please check these? Thanks. Vowel Pairs: freezing rain sleet beat gray streets blue play Kay raisin feel easy Vowel Digraphs: looked said caught headline said school because heavy weather good sleigh said could neighbor bread instead
May 5, 2009

3rd grade phonics
Thanks for the link. Are the ones I picked correct? Thanks.
May 4, 2009

3rd grade phonics
Can you please check these? Thanks. Vowel Pairs: freezing rain sleet beat gray streets blue play Kay raisin feel easy Vowel Digraphs: looked said caught headline said school because heavy weather good sleigh said could neighbor bread instead
May 4, 2009

3rd grade grammar
Identify the helping verb, linking verb and subject pronouns in each sentence. 16. The mother cat has curled into a ball. HV-has LV- SPN- 17. Kate's kitten has disappeared. HV-has LV- SPN- 18. It is not with the other kittens. HV-is LV- SPN-It 19. I have looked under Dad&#...
May 4, 2009

3rd grade Math
Thanks, no problem.
April 28, 2009

3rd grade Math
I think I'm right but not sure if the second part of your answer is right? But I think mine is.
April 28, 2009

3rd grade Math
Question: Sandy, has fewer than 16 crayons. If she puts them in equal rows of 5, none are left over. If she puts them in equal rows of 6, four are left over. How many crayons are there? two rows of fives=10 one row of sixes=6 10-6=4 crayons left over. I think the answer is 10 ...
April 28, 2009

3rd Grade Grammar
Thank you.
April 27, 2009

3rd Grade Grammar
Can you please tell me if these are correct. Directions..replace capitol words with a pronoun. 1.THE RAIN poured down. IT 2.RAINDROPS beat against the window. THEY 3. Greta asked DAD about the storm. HIM 4. Dad told GRETA AND ME about thunder. US 5. Then GRETA AND I saw a ...
April 27, 2009

Math
6s^2+11s-21/s divided by s^2+11s+24/st Help walk me through this, please? I keep getting it wrong.
April 27, 2009

3rd Grade Grammar
Thank you so much :-}
April 27, 2009

3rd Grade Grammar
I need help. I think the book is trying to trick me. Directions: Select the Subject Pronouns and Object Pronouns in each sentence. 3. They filled the sky. S-they O-none? 5. Greta saw it first. S-none? O-it 6. Dad asked us to come inside. S-none? O-us 7. I wanted to stay ...
April 27, 2009

Accounts (URGENT)
If in the asserts-liability statement the value of the closing stock is $1580 and then there is an additional note which says: Stock valued at $4240 had been discarded during the year as it had deteriorated and could not be sold How will I account for it? Can someone help me ...
April 27, 2009

biology please help
Explain how the small intestine is specialized for digestion and absorption. the small intestine is specialized for absorption by the huge number of villi that line the intestinal wall. BUT HOW is it specialized for digestion
April 26, 2009

Physics
drwls, i think your way of solving the problem is incorrect. my online homework rejected your answers. From your equations I concluded: Vx=33.5 m/s, Vy=0 V=(Vx^2+Vy^2)^(1/2) = 33.5 m/s X=v*(2h/g)^(1/2) = (2*1.4/9.81)^(1/2) = 17.9 m Unfortunately, these answers are wrong.
April 12, 2009

Physics
When William Tell shot the apple off his son's head, the arrow remained stuck in the apple, which means the collision between the arrow and apple was totally inelastic. Suppose that the velocity of the arrow was horizontal at 75 m/s before it hit, the mass of the arrow was...
April 12, 2009

math
4 numbers are drawn at random from 10 tiles numbered 0-9. what are the odds of drawing numbers 1-4 in any order. the question is confusing me
April 9, 2009

algebra
x^6-64 How do I factor this problem? The answer I'm supposed to get, I can't figure out how to get there.
April 7, 2009

math help
can someone explain to me how i should factor this problem? x^6-64 How do I know if i'm supposed to use the difference of two squares, or the difference of cubes?
April 6, 2009

chem
and DrBob222 is why you should never trust the internet
March 20, 2009

3rd grade Grammar
5. Hikers?
March 3, 2009

3rd grade Grammar
I can't figure out if the teacher is trying to trick me. I'm supposed to find the plural subject in the following sentences. I can't find a plural subject. Can you help me. 1. Yellowstone National Park is in Wyoming. (can't figure this out) 2. This park also ...
March 3, 2009

Calculus
Can you please explain how to work it because I still cannot understand.
February 22, 2009

Calculus
Find the intergral of 1/[cos(^2) x
February 22, 2009

History
Thank you. On the website it says: "The term is often used to refer to various economic philosophies and political philosophies which seek to minimize or eliminate government intervention in most or all aspects of society." does this mean that the original statement ...
February 20, 2009

History
"Although the economic growth of the United States between 1860 and 1900 has been attributed to a governmental policy of laissez-faire, it was in fact encouraged and sustained by direct government intervention." Assess the validity of this statement. Is there any ...
February 20, 2009

chem
car companies making airbags
February 10, 2009

Biology
Orange color in non-pedigreed cats is controlled by the O locus. The non-orange phenotype, if not diluted, appears as black coat color. Perform the following reciprocal crosses: Orange blotched female X black blotched male Black blotched female X orange blotched male What ...
February 10, 2009

Maths - Vectors
The position vectors a,b,c of the points A,B,C relative to the origin O are ai, bj and ck respectively.Find: 1) a vector equation for the line l throught O which is normal to the plane ABC. 2) a vector equation of the plane ABC The answers should be: 1) r=t(bc i +ac j +ab k) ...
February 2, 2009

input output table
input output 5 7 15 44 0 1 2 3
January 15, 2009

Accounts
A company produces just one standard product. The company's budgeted overheads for the next financial year are £80000. Other relevant information includes: Budgeted Production: 16000 units Cost of Raw Material per unit: £4 Cost of Direct Labour per unit: £...
January 8, 2009

Biology
A bricklayer has an assistant who brings bricks to the bricklayer so she can build a wall. What part of translation most closely resembles the assistant's job? What do the bricks represent?
December 8, 2008

Genetics/Biology
What kind of inheritance is it when the offspring have spots of different colors from its parents? Like a brown dog with a white dog makes a white/brown spotted dog.
December 7, 2008

Physics
I am finding the value of the time constant in a circuit from the graph and by the CR equation. When using the graph I am getting t= 50s and when using the equation t=CR the answer is 2.09. Can someone help me please?
November 26, 2008

3rd grade 1st year spanish
I am so confused. This is my first year of spanish and I only have it 1 day a week. Our books are really small without any translated information. I need 2 words that start with the following letters in spanish with the english translation. Thanks for your help. 2 words Y- K- ...
November 16, 2008

3rd grade
Thank you. I was thinking that each game scored 12 goals. Not 12 goals total. Now that makes sense.
November 13, 2008

3rd grade
Thea's soccer team scored 12 goals in the first three games. The team scored the same number of goals in wach of the first two games. The team scored 3 fewer goals in the third game than in the second. How many goals were scored in each game?
November 13, 2008

math
it would be -1/70-7 which is -1/63 do the reciprocal it's 63/-1 or it's the same thing as -63
November 6, 2008

French
What verb do we use for the verbe auxiliaire (helping verb)?
November 6, 2008

Math
x^2=3 x= the square root of 3 x = 1.73205
October 30, 2008

AP American History
between 1785 and 1815, the indians of the northwest and canada allied themselves with the british because A) The british historically limited western expansion into indian lands B) the Americans had cut off all communication and trade with those tribes C) There had been ...
October 29, 2008

Maths
Expand ln(1+x) and ln(1-x) and hence deduce that ln((y+1)/(y-1))=[2/y]+[2/(3(y^3))]+[2/(5(y^5))]+[2/(7(y^7))]. State the range of values of y for which the expansion is valid. Hence calculate ln(101) correct to 4 significant figures given that ln(99)=4.59507. I managed to ...
October 22, 2008

Applied Maths
Given that position vector a=4i+2j, position vector b=13i+5j are the vectors of A and B respectively. Given also that C lies on the line AB such that (Ab/AC)=3. Find vector AB, vector AC and the position vector of C. Given that vector BD=2i+4j, show that D lies on the line AB ...
October 20, 2008

Science Experiments
ok, thank you
October 15, 2008

Science Experiments
Is the control of an experiment the part that is not changed?
October 15, 2008

Math
140/297 write fraction in simpest form
October 12, 2008

Physics
A solid iron cylinder of mass 0.2 kg is quickly transferred from inside boiling water in a beaker at 100 C into 90g of water at 15 C contained in a calorimeter of mass 150g and specific heat capacity equal to 800 J/kg/K. Find the final temperature of the water. (The Specific ...
October 9, 2008

Maths
Thanks a lot for your help!!
October 8, 2008

Maths
Thanks for your help! Could you please help me with the second problem because my answers are still not matching?
October 8, 2008

Maths
These questions are about permutations and combination: Find the number of ways in which a class of 20 children can be divided into two groups of 6 and 14 if the class has a set of twins who are inseperable. (ans. is 21624) Four books are taken from a shelf of 18 of which 6 ...
October 8, 2008

spanish
i need help unscrambling this sentence! clases / esta / tienes / que / tarde please help me! <3 claire
October 7, 2008

math
B is right. Since a binomial is the sum of two monomials.
October 7, 2008

GBE (Genetics)
What are the advatages of Eukaryotic genes splitting up? I'm not so sure how to approach the question, is it something to do with exons & introns or the nucleotide sequences?
October 7, 2008

Algebra 2
I know but it's not a "real" function or anything we have to graph, f(x) can be anything..so say it's f(x)=x^2 then it would be y=(-x^2-4)+6 so is it left 4 or right 4?
October 6, 2008

Algebra 2
I'm confused with this function y= f(-x-4)+6 I have to state what the function is doing, so i know it's a reflection over the y-axis, and you go up six, but with the 4 do i go right or left?? Thanks for any help!
October 6, 2008

french
At french cafes the seats outside are more expensive than the inside, Pont neuf (even though its translated as "new bridge") is actually the oldest bridge in paris. Napoleon's tomb is in a red coffin at l'hotel des invalids and that's all I can think of ...
September 22, 2008

Math/Chemistry
The density of water i 1.00 g/cm^3. Express this density in lb/ft^3. (1 lb = 454 grams)
September 22, 2008

5th grade math
625/1000 you do it by seeing how many digits are after the decimal point and you add that many zeros to one.
September 22, 2008

math
mystery number is 82.406 =)
September 22, 2008

7th grade
Why do scientists use the measure of light years?
September 18, 2008

spanish
Lilian no ______________llegar a la fiest. we must use the preterite tense of verb ( poder) can anyone help me thanks
September 16, 2008

history
what was the only city named in Palestine? One map shows Jerusalem and Jericho- -- one may shows Gaza - But the question only requires there to be one city Jerusalum, Jericho or Gaza
September 9, 2008

history
what was the only city named in Palestine? One map shows Jerusalem and Jericho- -- one may shows Gaza - But the question only requires there to be one city Jerusalum, Jericho or Gaza
September 9, 2008

spanish
etapa de la vida - how would this translate thanks
September 8, 2008

Math
What do the numbers ten eighty and 90 have in common that's unique?
August 28, 2008

physics
thank you so much. I suppose I did understand it, just looking at it from the wrong perspective.
July 22, 2008

physics
im apologize, i forgot to put the answer choices. They are: a. an unbalanced torque b. an unbalanced force c. its rotational inertia d. angular momentum This question really confuses me. Isn't it because the center of gravity for the ball is not over it's base support ...
July 22, 2008

physics
A ball rolls down a hill mainly because of: a. an unbalanced torque b. an unbalanced force c. its rotational inertia d. angular momentum I think it is d - but I am unsure. Any advice?
July 22, 2008

physics
You know that you can safely stand on the hang-over end of a heavy plank that rests on a table. How far depends on your mass and the mass of the plank. Suppose you can stand on the end of a plank that overhangs the edge of the supporting table 1/4 its total length. Then how ...
July 22, 2008

physics
It takes Pluto a longer time to travel around the sun than the Earth because Pluto: a. has farther to go b. goes slower c. a and b d. none of these
July 22, 2008

physics
The headlights, radio, and defroster fan in an automobile are connected in a. series with a switch for each. b. parallel with a switch for each. c. series without separate switches. d. parallel without separate switches. any help would be appreciated - thank you!
July 21, 2008

physics
An electron and a proton that are placed in an electrical field both accelerate equally. True or False?
July 21, 2008

physics
When 3 resistors of 1 ohm resistance each are connected in series to a 12 volt power supply, the total resistance of the circuit is _______ ohms. I really appreciate any help with this stuff - it's difficult for me! Thanks
July 20, 2008

physics
4 times bigger - so I think the answer would be 4 Newtons.
July 20, 2008

physics
Two charges separated by one meter exert 1 Newton forces on each other. If the magnitude of each charge is doubled, the force on each charge is ______ Newtons. Thanks!
July 20, 2008

Philosophy
Does anyone know any websites that have in depth answers to philosophy questions? I have to answer these: Why is the notion of control so important to Epitectus? In what senses would you call Epicurus a materialist? atomist? naturalist? Explain how Augustine attempts to ...
July 20, 2008

physics
The amount of energy dissipated by a 100-W bulb in a common parallel circuit ____________________. a. All of these. b. None of these. c. is normally 100 joules per second. depends on the voltage supplied to the lamp. d. depends on how long the bulb is lit.
July 20, 2008

physics
Charge polarization is normally produced by: nuclear interactions. contact. induction. friction. electrostatic means.
July 19, 2008

MLA Help
Are two spaces after a period required anymore?
July 13, 2008

MLA Help
I'm also scared that I've done my margins wrong. I've taken a look at my Holt Handbook about MLA formats but I'm still confused.
July 13, 2008

MLA Help
Can someone (preferably an english teacher) check my margins? This is the first time I've had to put an essay in true MLA format. He said that he wants the lines double spaced and a margin of 1 inch. However, I don't know whether I'm supposed to put a space between...
July 13, 2008

English
I'm supposed to write a first person narrative from the view of someone that shares a different one than me. p. 59 in New Millennium Reader if anyone has it. How long should it be? How should I start it off? I'm having trouble picking a topic and a view. Examples? Thanks.
July 7, 2008

linear inequalities.
The red arrow shows that all the values on the number line less than –3 are in the solution. The open circle at –3 shows us that –3 is not in the solution. Like this? Why is -3 not in the solution? How can I tell?
June 4, 2008

linear inequalities.
i'm having a lot of trouble figuring out when to use a closed or an open interval. do i use infinity in every question where both numbers are not defined? insight? thanks/
June 4, 2008

NEED INFORMATION
try searching it on google
May 11, 2008

PHYSICAL SCIENCE
DOES MOTION PRODUCE HEAT WE NEED TO ANSWER TRUE OR FALSE ON OUR HOMEWORK IF YOU RUN THAT IS MOTION WHICH MAKES YOU SWEAT THIS IS HEAT???
April 22, 2008

Maths
The answer is at the back of the book but I cannot understand how to get to that answer!
April 4, 2008

Maths
The tangent to the curve 2y= 2x^2 -5x +4 at the point where x=1 is parallel to the normal to the curve y= ax^2 + bx +10 at the point (-2,2). Calculate the values of a and b. The answers are a=1, b=6
April 4, 2008

algebra
so the 4/4 comes from the original m? the way you did it is completely opposite from how i learned. i thought that i would subtract 1/4m and cancel that out, then subract 1/4 from m.
April 3, 2008

algebra
m-($50)9=1/4m the answer (m) is $600. what is the process for getting the answer?
April 3, 2008

math
How would I write the following quadratic function in standard form? The function is -(9x+2)^2+4x? What is the process for changing this to standard form?
March 26, 2008

biology
Is a starch molecule smaller or larger than an iodine molecule?
March 26, 2008

French
Could SraJMcGin please check this for me your really good. Thanks
March 25, 2008

  1. Pages:
  2. <<Prev
  3. 1
  4. 2
  5. 3
  6. 4
  7. 5
  8. 6
  9. 7
  10. Next>>