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Posts by kate

Total # Posts: 2,015

english
can you help with these 5. Free verse is best described as — Free verse is best described as —   a. poetry written without regular rhyme schemes and meter b. words and expressions not meant to be taken literally c. clues that hint at what will happen later on in...

english
1.a

english
1. c 2.c

algebra need help
Evaluate each expression. 3x^2-2x+1 if x=5 3a^2b^3 if a=2, b=-3

algebra
1. a number increased by 21 is 28. find the number 2. a number decreased by 12 is equal to 30. find the number. 3. 8 less than a number is 15. fid the number

science
what substance do you use to grow a virus in a lab

chemistry
they are not i have no idea where to start.

chemistry
Balance the following equations? Fe2O3 + 3H2 → 2Fe + 3H2O 4NH3 + 5O2  → 4NO + 6H2O 2Al + 6HAsO3  → 3H2 + 2Al(AsO3)3

stats
How would r change if researchers had recordered the proportions?

stats
Often the percent of an animal species in the wild that survive to breed again is lower following a successful breeding season. This is part of nature‘s self- regulation, tending to keep population stable. A study of merlins (small falcons) in northern Sweden observed the...

stats
Often the percent of an animal species in the wild that survive to breed again is lower following a successful breeding season. This is part of nature‘s self- regulation, tending to keep population stable. A study of merlins (small falcons) in northern Sweden observed the...

English
Mark Twain's skill as a humorist shows in Chapter XI. He uses a play on words in this chapter. What is it?

chemistry
Solid silicon and solid magnesium chloride forms when silison tetrachloride gas reacts with magnesium metal. Write a word equations and an ublanced formula equation. Include all of the appropriate notations.

algebra help
x^2+6x+5/x^2+8x+15 for what values is # underfined.

chemistry
Solid silicon and solid magnesium chloride forms when silison tetrachloride gas reacts with magnesium metal. Write a word equations and an ublanced formula equation. Include all of the appropriate notations.

chemistry
Magnesium oxide forms from magnesium metal and oxygen gas. Write a word equation and an unblanced formula equation. Include all of the appropriate notations.

chemistry
What symbol is used in a chemical equation to indicate the phrase "reacts with "?

chemistry
it is product??

chemistry
symbol used in a chemical equation to indicate the phrase with react with?

chemistry
describe evidence that chemical reactions take place during a firework display

chemistry
describe evidence that chemical reactions take place during a firework display

chemistry
when propane gas C3H8, is burned with oxygen, the products are carbon dioxide and water. Write an unbalanced formula equation for the reaction.

algebra
so for what value is the number underfined?

algebra
Simplify 5x^7y^6/ 4y^6x^3 * 7x^3y^4/6x^2y^5

algebra
Simplify 5x^7y^6/ 4y^6x^3*7x^3y^4/6x^2y^5

algebra
Simplify x^2+6x+5/x^2+8x+15 for what valuesis the number underfined?

Math
0.48m 5213m

Math
48cm = ___m 458cm + 47m + 55cm = ____cm

algebra
factor 6x^6-15x^3+21x^2

math
Factor 6x^6-15x^3+21x^2

math
what does it equal -2

math
factor 8x^3+4x^5

math
put the square roots in lowest terms square root 20 and square root 150

algebra
Find the value of y in the equation y = log 2 32. a. 5 b.16 c.64 d. 1024

Math
I need help setting up this problem: Write the set of points from -7 to 1 but excluding -4 and 1 as a union of intervals.

science
Would water rinse off this dirt, since it is in oil?  Why or why not?

science
how do you put the calculation on words?

science
What type of liquid is water? (polar or nonpolar)  show your calculations.

chemistry
yes

chemistry
how do you no?

chemistry
What type of molecules can dissolve in polar liquids?

science
Most dirt on your body is nonpolar, and is trapped in oil residue on your skin. What type of liquid is oil? (polar or nonpolar) show your calculations. Would water rinse off this dirt, since it is in oil? Why or why not? Does soapy water rinse off this dirt? Soap: how does it ...

chemistry
What type of molecules can dissolve in polar liquids? What type of molecules can dissolve in nonpolar liquids? What type of liquid is water? (polar or nonpolar) show your calculations.

english
could you give me a summary of it?

english
Comment on Ben Smith's commentary on the "lipstick on a pig" commenting on the motives of Obama's surrogates joking that Palin's record can't be concealed with lipstick, and the motives of the Republican charge that Obama compared Palin to a pig. ...

spanish
That not what I mean i mean in terms of friendship.

spanish
What are some similarities and differences between who is considered a friend in a Spanish- speaking country and in the United States?

algebra
the slope of y=-x+1

algebra
could you show me how to do that please?

algebra
Find the equation of the line With a slope of 3 that goes through the point (-5, -1)

8th grade
Find the equation of the line With a slope of (-1/3) that goes through the point (2, -4) With a slope of 3 that goes through the point (-5, -1)

algebra II
Find the equation of the line With a slope of (-1/3) that goes through the point (2, -4) With a slope of 3 that goes through the point (-5, -1)

algebra II
Find the x and y intercepts: 3x + 4y = 8 8x – 5 =6y

social studies
How did Octavius Valentine Catto die?

reading
bud not buddy vocabulary words list

music
Log on to MTVTr3s and answer the following question : What videos were voted Best of 2008 ? Name the artist and the Title of the Song ? mtvtr3s. com/music/ For some reason I could not find them?

Chemistry
1. How does the strenght of a covalent bond relate to bond length? 2. Compare the degree of polarity in HF, HCL, HBr, and HI? 3. Given that it has the highest electronegativity, can a fluorine atom ever from a non-polar covalent bond? Explain your answer.

Chemistry
1. Why does the distance between two nuclei in a covalent bond vary? 2. How does a molecular orbital differ from an atomic orbital?

English
Why is Edgar Allan Poe insane?

English
Why is Edgar Allan Poe insane?

chemistry
What happens in terms of energy and stability when a covalent bond forms?

English
Ben Smith on Obama: 'Lipstick on a pig' Comment on Ben Smith's commentary on the "lipstick on a pig" remark copied below. Write about commenting on the motives of Obama's surrogates joking that Palin's record can't be concealed with lipstick...

chemistry
Why do molecular compounds have low melting points and low boiling points relative to ionic substances?

chemistry
What information can be obtainted by knowing the electronegativity difference between two atoms?

chemistry
Describe the attractive and repulsive forces that exist between two atoms as the atoms move closer togther.

algebra II
A set of input values is sometimes referred to as the replacement set for the independent variables. Evaluate each function for the given replacement set. f(x)=3x-6;{-3.5,-1,1/4,2,11}

algebra II
A set of input values is sometimes referred to as the replacement set for the independent variables. Evaluate each function for the given replacement set. f(x)=3x-6;{-3.5,-1,1/4,2,11}

algebra II
A set of input values is sometimes referred to as the replacement set for the independent variables. Evaluate each function for the given replacement set. f(x)=3x-6;{-3.5,-1,1/4,2,11} f(x)=x(1-2x);{-8,2/3,1,9,4}

Science-please help
What could you say if a rock had large crystals? Explain. What could you say if a rock layer had a folding? Explain.

history
what were the resolutions that Lucretia Mott came up with?

history
what started first wave feminism? what made women start fighting for their rights?

History
what would be a good idea for a video project on first wave feminism?

Biology
why do people conduct an experiment using pH? whats the purpose of the pH scale? why do we use it?

Biology
Whats the history/background on the pH Scale

Health Research Project
I am having trouble with this also. I think my brain is stuck at this point. How do you find the article E-5.07. When I search that it brings up a ton of articles. Thanks so much!

Science
I have my carbon NMR spectra and my product should not have any N in it but there are peaks for N-H secondary amines...the only nitrogen used was in the catalyst...this should not show up on the spectra, right? If it should not have how would I explain the occurrence of these ...

Chemistry
I need help with getting started: 1.The crystal structure of an ionic compound consists of alternating cations and anions lying next to each other in three dimensions. If the cation radius is 55.1% of the anion radius and the distance between the cation nuclei is 587 pm, what ...

chemistry
i figured it out

chemistry
Write balanced half-cell reactions and equations for the following: Mo24O37(s) + MnO4-(aq) makes MoO3(s) + Mn+2(aq) (BASIC)

English (CA)
my teacher says we should replace the verb to be (is, are,was,were, has been) and there are a couple places in my essay where i cant figure out hiw to change them...any suggestions would be greatly appreciated - Another instance of symbolism in “The Most Dangerous Game&#...

Physics
Recoil will be in the negative direction.

math
solve for x x^2-x+8=0

Math
so what would the x-intercepts be? (SQRT3, SQRT-3) ?

Precalc
how do u find the zeros of x^3+13x^2-16x+8? w/o a calc?

Math age problem
A mother is thrice as old as her son.Six years from now,she will be forty-four yeras more than one-third her son will then be.How old is the mother now?

Chemistry
Yes, the 2nd reaction is the 1st reaction reversed. The book says when you have a reaction that is reversed, take the opposite sign of the ÄH... which should be -154 by that definition. I'm not sure if I am suppose to divide 154 by 2??

Chemistry
HELP!! I cannot find the value of ÄH, for the following reactions. A + 2B --> C + 3D , ÄH = 154 kJ 1/2C + 3/2D --> 1/2A + B, ÄH= ? I have tried the answers -302 and 154 and neither were correct. Have any suggestions?? Thank You!

Chemistry
It worked!! Thanks so much for your help!

Chemistry
I did not get the correct answer... Solve for MassSteel. Here is my work- masssteelx specific heat rod x (Tfinal-Tinitial) + massH2O x specific heat water x (Tfinal-Tinitial) = 0 MassSteel = -massH2O x specific heat water x (Tfinal-Tinitial)/ specific heat rod x (Tfinal-...

Chemistry
I need help! I found the change in Temp= -.9 degree C. I don't know what to do next...? What value from this problem do I use as my q(heat capacity) to plug into the equation q= m X Cs X change T? The question states: 120mL of H2O is intially @ room temp (22 degree C). A ...

Pre-Calculus
SMALL-SAMPLE CONFIDENCE INTERVAL FOR A POPLATION MEAN 90% Confidence Interval = x-bar +/- 1.65 * s/SQRT(n) n = NUMBER OF SAMPLES [3] Cumulative Distribution Function Student's t distribution with 3 DF x P( X <= x ) 1.65 0.901247

algebra - Help!
The local fish market is having a sale on whole fish. the prices are as follows: You can buy an albacore and a barracuda for$21 You can buy a barracuda and a carp for $32 You can buy a carp and a dogfish for $32 You can buy a dogfish and an eel for $37 You can buy an eel and ...

rudcing fractions
how would i reduce 45/108 or make it a mix numberb

Dividing fractions
and how do you reduce fractions isnt it dive the bottom number by the top

Dividing fractions
thank you very very much

Dividing fractions
how do i do 3 and 3/4 divided by 12 and 1/2 plz help

Math pizzaz pre algraba
What magic tricj dies Mr.Utterbunk perform ever evening

calc
calculate the critical points of f(x)=xe^-x i plugged in zero in the derivative, and i got: e^-0*0e^-0 = 0 1*0= 0 so is the critical point zero then???

math!
f(x)=x^3-6x+1 find the critical points, where the function is increasing or decreasing and explain the shape of the graph using the derivative and algebra. i found the derivative to be 3x^2-6. So the critical points are -1.4 and 1.4. The derivative is decreasing until (0,6) ...

college calculus
yes, i feel like such an idiot, but it makes sense now. thank you!!!

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