# Posts by Taylor

Total # Posts: 1,916

Chemistry
Calculate Delta H for 4NH3 + 5O2 --> 4NO + 6H2O using: N2 +O2 --> 2NO DH= -180.5 kJ N2 + 3H2 --> 2NH3 DH= -91.8 kJ 2H2 + O2 --> 2H2O DH= -483.6 kJ

MATH
Which function Is even? a. f(x) = √x - 3 b.f(x) = 3√x c. f(x) = |x| + 4 I keep getting neither even or odd. HELP PLEASE...

English
oh, and by the way, LOTF stands for Lord of the Flies, and AF is Animal Farm :p

English
Tomorrow for my english exam we are expected to write an in class comparative essay on LOTF vs. AF. We have to compare the similarities between the two. The similar aspect I have chosen to write about is fear, and how it is used for control. For my first two paragraphs I have ...

math geometry
how do you find the formula for the nth triangular number

math
The cost in millions of dollars, to remove x%of pollution in a lake is mideled by C=6.000/200-2x. A.) What is the cost to remove 80% of the pollutant? Remember that the cost is in millions of dollars. B.) For what value is the equation undefined? What does your answer mean?

math
The cost in millions of dollars, to remove x%of pollution in a lake is mideled by C=6.000/200-2x. A.) What is the cost to remove 80% of the pollutant? Remember that the cost is in millions of dollars. B.) For what value is the equation undefined? What does your answer mean?

English
explain to me exactly what drive-by homework posting is? I've been trying for almost a week to get some help, but alas no one seems to be attentive enough to look over and help me answer my question. I've already written 3000 words and I only have 1500 to go. The fact ...

English
I'm looking for three examples (quotes would be a big help) of the following three traits that Ralph displays: Courage Rationality Strong-will Any quotes and examples from the book are INCREDIBLY APPRECIATED. Essay due tomorrow and I cannot think of examples for Ralph in ...

Biology
Which phyla have the different types of body symmetry that animals have?

chemistry
A student completes a titration by adding 12.0 milliliters of NaOH(aq) of unknown concentration to 16.0 milliliters of 0.15 M HCl(aq). What is the molar concentration of the NaOH(aq)?

biology
A reason why 2 different species of birds in the same area might not breed with eachother is because?

there are no multiples 4 7 because of how it can only b divided by 1 and itself (7).

Chemistry!!
0.14 is the specific heat of mercury

history
Border disputes in Africa?

I believe It's Meterorite but I am not to sure. Sorry.

chemistry
Flask A contains 500 ml of whater at 25 celsius and flask B contains 250 ml of water at 50 celsius. Which flask has a higher heat content?

chemistry
Flask A contains 500 ml of whater at 25 celsius and flask B contains 250 ml of water at 50 celsius. Which flask has a higher heat content?

only three words in standard English begin with the letters ' dw' and they are all common words. name two of them.

history
What do Disraeli and William Gladstone have in common? What do they not have in common?

government
Whats the difference between the government in North and South Korea?

government
Describe the difference between the government in North and South Korea.

The freezing point of an aqueous solution that contains a non-electrolyte is -9.0 degrees celcious. A. What is the freezing-point depression of the solution? B. What is the molal concentration of the solution?

Chemistry
This is a homeowrk question- Dr. Jekyll and Mr. Hyde is a story of one man with different personalities. Water is the same when looking at its acidic and basic properties. Why can we say that and what parallels of the Stevenson book can be drawn between that and the chemical ...

math
The Rain gauge at the water reservoir recorded the following rainfall during a six-month period: 3 1/2 in,5 3/4 in,5 in, 5 3/4 in, 3/4 in,and 4/3 in. What is the average rainfall per month during this period?

biology
When TSH reaches a very high level, What does it do? A- causes TRH to be released B- causes thyroxine to be released C- turns off TRH production D- turns off thyroxine production E- turns off TSH production

biology
okay i cant find the answer i read hrough any sites and can not find which one.

biology
well i think its either B or E

biology
Yes i have and its 50/50 im not sure on some questions if it is one or the other.

biology
which of the following hormones helps the immune system fight off infections? A- PTH B- thymosine C- aldosterone D- GHRH E- GnRH

biology
What glands are responsible for maintaining thyroxine levels?

biology
Who are the messengers of the endocrine system? A- neurotransmiters B- hormones C- sweat D- glucose E- impulses

biology
The endocrine system.. A- affects only the reproductive system B- releases substances into the bloodstream C- competes with the nervous system to send signals D- fights with the antibodies preoduced by the immune system

biology
The regulation of temperature in the body is a good example of a... A-hormone-receptor complex B-prostaqglandin C-feedback mechanism D-exocrine gland

math
how do i put fractions in order from least to greatest? it's on my homework and i am totally lost. i forgot because i learned this like 2-3 years ago. please help me!

math
the square route of 72 is 8 witch is simplified into 4 then 2!

English
What are some examples of being civilized?

English
okay, what are some examples?

English
What does to mean to be civilized?

English
What does it mean to be civilized?

math
what is 4 divided by 95.96

biology
k thanks

biology
I can't find anything explainng how it affects it. Do you know?

biology
how does Eco-Tourism affect the marine biome?

biology
what does "Eco-Tourism: 5 statements:5 points of interest in your biome." mean? what is it asking?

biology
what impacts do humans have on the marine biome?

MATH
The tail of a giant kangaroo is attached by a giant rubber band to a stake in the ground. A flea is sitting on top of the stake eyeing the kangaroo (hungrily). The kangaroo sees the flea leaps into the air and lands one mile from the stake (with its tail still attached to the ...

algebra 2
When inflation causes the price of an item to increase the new cost C and the original cost c are related by the formula C=c(1+r)^n, where r is the rate of inflation per year as a decimal and n is the number of years. What would be the price of a \$4.99 item after six months of...

chemistry
classify each reaction and balance the equation Al(OH)3--> Al2O3 + H2O

science
The molecule Al2(SO4)3 has dissolved in water. What ions are formed and how many ions are formed of each type?

Physical science
Why don't you move when you pull a door open and the force the door exerts on you is equal to the force you exert on the door?

algebra 2

math
a sample that is not representative of the entire population

science
how do you do covelent bonds? (dealing with atoms/elements)

English
Thank you Ms. Sue.

English

English
Punctuate the following sentence and underline the explanatory words. There are 13 mistakes. misty could you walk ms millers dog on tuesday mom asked

Physics
An empty rubber balloon has a mass of 0.012kg. the balloon is filled with helium at 0 degrees celcius, 1 atm pressure, and a density of 0.179 kg/m3. the filled balloon has a radius of 0.5 m. a)what is the magnitude of the buoyant force acting on the balloon? b)what is the ...

science
Is there a relationship between the direction of the ocean current and the coastal climate?

Chemistry
When 0.702 g of Ca metal is added to 200.0 mL of 0.500 M HCl(aq), a temperature increase of 114C is observed. Assume the solution's final volume is 200.0 mL, the density is 1.00 g/mL, and the heat capacity is 4.184 J/gC. (Note: Pay attention to significant figures. Do not...

Chemistry
f the molecular mass for a chemical is 153.82 g/mol and the enthalpy of formation is -135 kJ/mol, the heat change will be kJ when 10.0 g of this chemical is formed.

Phys
Consider an infinitely long solid cylinder with radius R_0 and volume charge density rho=rho_0*r(r≤R_0) where rho_0 is a constant. Use first principles to determine the electric field E(vector) for r<R_0

Physics
Consider an infinitely long solid cylinder with radius R_0 and volume charge density rho=rho_0*r(r≤R_0) where rho_0 is a constant. Use first principles to determine the electric field E(vector) for r<R_0.

history
Why was Vladiir Lenin unhappy with the results of the February Revolution?

Trig
How do you express sin4x as a trigonometric funcition of x using the identities? I think that you are supposed to start with the sine sum identity and then use the double angle identities for sin2A and cos2A, but after that I get stuck...

mathematical app's
13,860

shurley english
thank you so much, my mom is not good at helping me with english.

shurley english
thank you anyway

shurley english
a new way they are teaching english at my school. oh = interjetion diane = subject noun broke= verb-t her= possive pronoun adj expensiv= adj nwe=adj telescope= do I don't no what no is

shurley english
Oh,no! Diane broke her father's expensive new telescope. please classify using shurley english

Math

Math
What do you mean by solving them by using algebra? I don't understand what to do

Math
The length of a rectangular swimming pool is 6 feet more than twice its width. Find the length and width of the pool if its perimeter is 84 feet.

spanish
the last time you went to the movies

Chemistry
Write an equation that explains the conductivity of CO2(aq, saturated)

I corrected some...
America. It is the land of the free and home of the brave. It is a country that has always been loyal to me, as haveI to it. Which is why I beg this question, why do you accuse me of being a conspirator for the Nazi Party, where they replace bravery and freedom with fear and ...

Physics
Two 6.0 μF capacitors, two 2.2 kΩ resistors, and a 14.5 V source are connected in series. Starting from the uncharged state, how long does it take for the current to drop from its initial value to 1.40 mA

Math
Reasoning Four people each bought 2 bottles of Vermont maple syrup Each person plans to share their bottles with 3 friends How much does each person get?

english
what realization does Siddhartha come to in chapter 2?

trig
Determine a pair of coterminal angles in radian measure to the angle pi over 2

English 101
hshsh

English
I have a creative writing assignment due tomorrow and I'm completly stuck. I have to write 15 lines of iambic pentameter about a long life I want to live, a ridiculous life or some parting words for the future. It's supposed to be something written on a tombstone (my ...

algebra
What were the headlines after a mad scientist trained two eggs to attack a candy store with sharp sticks ?

What a equal fraction to 27/36 in simplest form?

Biology
1. What provides the shortest-term mechanism for preventing acid-base imbalances in the body? The longest-term machanism? I am really stuck on this one....is it the renal and repsiratory compensations???? Thanks in advance for the help!

Biology202- (Nursing Student)
Ms.Sue I never said I was a doctor....I AM A NURSING STUDENT! This is the example essay question (word for word) that my teacher has given me!!!!!! Thanks for your help!

Scales and Intervals The table shows the longest rivers in the world 2341 2590 2718 2543 4160 2635 2734 3362 2744 2485 3395 2350 4000 3964 2600 Choose an appropriate scale and interval size for a frequency table that will represent the data. Then make a frequency table. Then I...

what is the perimeter of the 6 by 6cm square joined to an 8 by 8cm square

Astronomy
What do the red stars in the galatic milkyway tell us about the history of the milkyway?

Astronomy
What do the red stars in the galatic milkyway tell us about the history of the milkyway?

astronomy
How are cepheid and rr lyrae variables used in determining distances?

us history
Okay it's late and I just cant get this, Help? G. Washington's Farewell Address (1796) I have to write a newspaper editorial for, or against, his foreign policy warnings to avoid "permanent alliances.", where do I start?

peeing.liquid dariaheea,and contracting chlorea

Trigonometry
I'm not positive, but the answer to 1-sin^3 would be (1-sinx)(1+sinx+sin^2x)

Trigonometry
How do you factor and simplify, 1-sin^3x and sec^4x-2sec^2xtan^2x+tan^4x

a) Kendric makes 4 out of every 5 baskets he throws. What is the probability he will make his next shot as a percentage? MULTIPLE CHOICE b) If Marcia walks 4 1/4 miles before work and 5 6/8 miles after work. How many miles did she walk for the day? A 9 7/12 B 1 7/12 C 9 D 10

Science
What are 2 ways alleles can be homozygous?

Science
What is the comparison in size of chromosomes: Dna, nuclei, and cells?

english
Explain how rhythm, rhyme, and other sound effects,alliteration, assonance, onomatopoeia,can contribute to a poem's mood.

spanish
what does "voy a la escuela" mean?

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