Questions Asked on
May 26, 2011

Calculus
Find the volume of the solid formed by revolving the region bounded by y=x^3, x=2 and y=1 about the yaxis. Please help =(
asked by Hannah 
Calculus
Find the definite integral that represents the arc length of the curve y=sqrt(x) over the interval [0, 3]
asked by Hannah 
TEACHER AIDE
when determining educational settings,learning challenged students are most often placed in a.resource rooms. b.the nurse's office. c.self contained classrooms. d.psychiatric clinics.
asked by sara 
math
A lamp pole 12ft high shines on a person and casts a shadow 8ft long. If the person is 10ft from the lamp pole, calculate the person's height.
asked by Mani 
Math
what is the best way to count how many people who visit a park for a month? need formulas maybe using random sampling?
asked by Steve 
geometry
the rectangel and pentagon both have a perimeter of 17. determine the values of x and y
asked by rocko 
chemistry
If the gas could took a hemispherical shape, what circular surface area would the gas cover? chemistry
asked by John 
algebra
Two angles are complemtary. The large angle is 1 less than 6 times the smaller angle. which system could be used to determine the larger angle X and the smaller angle Y?
asked by chris 
business math
loan made july 15, length of loan 150, date of discount november 20. how many days is the discount period
asked by Pascal 
computer science
which job titles are consistent only with the java language?
asked by Jack 
GOVERNMENT
BILLS THAT ORIGINATE IN EITHER HOUSE OF CONGRESS MAY BE
asked by Anonymous 
College Algebra
Solve the following equation: 7m^2 = 12  17m If more than one solution, separate with commas
asked by Nancy 
Science
Can somebody help me with this stoichiometry problem? The human body requires energy that comes from metabolizing sucrose, C12H22O11, given 268.8L of oxygen, how many liters of carbon dioxide (at STP) are produced?
asked by Colleena 
math
Claire is 15 years old today. This is 5 times as old as her sister margaret was when claire was the age that margaret is today. How old is margaret today?
asked by bob 
Calculus AB
The limit as x approaches infinity of (1+1/x)^x. I tried this twice and I got an answer of e both times, but the answer that my teacher read off in class was not e. Please help.
asked by Jake 
Chemistry
A 7.2 ´ 103 M solution of acetic acid is 5.0% dissociated. In a 7.2 ´ 104 M solution, the percentage of dissociation would be a. the same. b. >5%. c.
asked by Roxanne 
math
Three water pipes are used to fill a swimming pool. The 1st pipe alone takes 8 hours to fill the pool, the 2nd pipe alone takes 12 hours to fill the pool, and the 3rd pipe takes 24 hours to fill the pool. If all 3 pipes are opened at the same time, how
asked by bob 
general
how to write 26th may 2011 in five letters without using numbers
asked by prasanna kumar 
physics
A string cn hold a maximum load of 500kg if it has a lenght of 5m and a load of 40kg. Calculate(a. The maximum linear velocity (b. The maximum angular velocity (c. The time taken to complete 1 revolution.
asked by Fate 
Research
Can someone help me find more information on George Beers who wrote on Russian Collectivisation? No webmaster contact available for the website I was on. I need to assess the sources reliability and I need the authors credidentials...
asked by Em 
REGARDING MATHS
how to get the top rank in various maths olympiads...?
asked by ??????? 
Chemistry
Oxalic acid is a relatively strong diprotic acid with Ka1 = 5.6 ´ 102 and Ka2 = 5.1 ´ 105. What is the oxalate ion, C2O42, concentration in a 0.10 M oxalic acid solution? a. 0.052 b. 0.073 c. 0.10 d. 5.6 ´ 102 e. 5.1 ´ 105
asked by Fatima 
Chemistry
A solution that is formed by combining 400. mL of 0.20 M HNO3 with 600. mL of 0.10 M NaOH has an H3O+ concentration of a. 0.20 M. b. 0.10 M. c. 0.060 M. d. 0.020 M. e. 5.0 ´ 1013.
asked by Fatima 
Economics
(iii) Bright Future, Ltd (BF) is a nonprofit foundation providing medical treatment to emotionally distressed children. BF has hired you as a business consultant to design an employment policy that would be consistent with its goal of providing the maximum
asked by Michelle 
geometry
in slopeintercept form, what is the equation of the line passing through (6,22) and parallel to the line joining (11,3) and (2,6)
asked by Anonymous 
math
What would monthly payment be on $12000.00 at 4% simple interest paid back over 12months
asked by payment plan 
Affects on drugs and how
How does drugs cause ill health,accidents,crises or disasters
asked by Zodwa 
precalc
f(x)=4x^28x+9 find the vertex the maximum the minimum the range and the intervals where it increases and decreases
asked by pre calc 
english
How do we write 26 may 2011 in five letters without using numbers
asked by Gnanasekaran 
Science
How does drug addiction cause illhealth,accidents,crises or disasters
asked by Anonymous 
Geometry
A machine for baling hay produces cylindrical bales that are 5 feet in diameter and 4 1/3 feet in height. how many cubic feet are in each bale of hay?
asked by Anthony 
English  Native speakers
Hello! Can you improve this sentence please "She didn't ask her supervisor daysoff."
asked by Mark 
L o
In 1015 lines critically discuss 5 way in which the human or environment problem impacts on the community
asked by Phumlani 
com155
write two paragraphs about how interest rates affect our purchasing decisions. Identify the topic sentence in each by underlining it.
asked by beatrice 
ecology
If you were trying to decide if an unknown organism is an archaebacterium or an eubactrium, you woul look at the ribosomes because?
asked by melissa 
trig
A plane is flying 225 mph heading South 25°West. The wind is blowing South 80°East at 60 mph. What is the bearing of the plane? What is the smallest angle of the triangle? What is the largest angle of the triangle? What is the remaining angle of the
asked by Anonymous 
Metis Bill of RightsDifference
How was the 1884 bill of rights different from the 1869 list of rights?
asked by Emma 
Business Statistics
The data value x = 45 has a deviation value of 12. Explain the meaning of this. The data value x = 84 has a deviation value of 20. Explain the meaning of this.
asked by Ken 
physics help
A supply plane needs to drop a package of food to scientists working on a glacier in Greenland. The plane flies 200 above the glacier at a speed of 200. How far short of the target should it drop the package?
asked by Brandie 
life orientation
human and environmental factors causing illhealth,sickness, accidents and disasters
asked by nwabisa 
physics
Convert 5000 rev/hr to rad/s
asked by Fate 
Understanding Busines
How does the local, state, or national economy affect your business or place of employment
asked by Toni 
math
I will try it with x=20, y=15 From this, you can supply coefficients and calculate the right hand side from the given values of x and y. I choose coefficients 2 and 3 to give 2x3y=2*203*15=5 I choose again coefficients, 3 and 1 to give
asked by Anonymous 
physics
A cooling fan is turned off when it is running at 880 . It turns 1300 revolutions before it comes to a stop. What was the fan's angular acceleration, assumed constant? How long did it take the fan to come to a complete stop?
asked by juana 
physics
The tires of a car make 58 revolutions as the car reduces its speed uniformly from 92 to 33 . The tires have a diameter of 0.86 . What was the angular acceleration of the tires? If the car continues to decelerate at this rate, how much more time is
asked by juana 
algebra
true or false?The surface area of an open rectangular box is the same as the surface area of a closed rectangular box.
asked by ashly 
math
Write the equation for the following situation: In one U.S. town, the annual consumption, s, of sugar (in kg per person) can be estimated by adding 30 to half the years, t, since 1975. Then graph the equation and use the graph to determine the sugar
asked by Nickie 
Physics
A runner travels 100 m in 10.9 s. Assume that it takes him 1.35 s to reach his top speed, which is then maintained for the rest of the race. Find the following values: a) acceleration during the first 1.35 s b) maximum speed
asked by Katie 
healthcare
Hospitals are generally categorized as nonprofit, forprofit or government
asked by kaylee 
Science
I need some answers for my science essay... We have a research report and I cannot find these answers ANYWHERE. The sport I chose for the assignment was Quidditch (awesome, right?) and I cannot find work for a bludger, quaffle, golden snitch, or players. I
asked by Rain 
algerbra
what is the order of magnitude for the total weight of 5 cars that weigh 3000 pounds each?
asked by kiley 
health
what does a high cholesterol eat?
asked by bonifacio venacio 
please help
In cell D21, type the formula to calculate the % change from January to February. That formula is: =(J18E18)/ABS(E18). Format the result in the Percentage style and decrease the decimal places if necessary to round the result to the nearest whole percent
asked by kayla 
science
A box of groceries requires 5.0 newtons of force to lift it up 1.0 meter. How much work is done?
asked by yo 
CHEMISTRY
DESCRIBE HOW YOU WOULD PREPARE A 0.1M OF H2S04 IN 500cm^3 flask
asked by CHIANUGO 
physics
find the mass of the moon if its radius is 1.76*1000000 m and the average density is 4*1000kg/m cube
asked by megha 
GED
How do you work 3x6x+2=4x
asked by Rosetta 
english
how do i make this sentence parrallele.......We should either visit the art museum or attend a concert this weekend.
asked by leanel 
maths
if there are 3 students and three mangoes..and if none of the mangoes are given to anyone..how many mango will 0 get?..
asked by Anonymous 
Chemistry
A solution of I2 was standardized with ascorbic acid. Using a .1000 g sample of pure ascorbic acid, 25.32 mL of I2 were required to reach the starch end point. A. What is the molarity of the iodine solution? B. What is the titer of the iodine solution?
asked by Ana 
History
Hi I need some help with my history homework I have answer all of the question I just need help with a few about the Sumerian civilization. I just want to get some idea so that I can research these topics better. 1.Type of Governmen I just some general
asked by Traveling Girl 
math
Assuming the solid is constructed from cubes measuring 1 unit on each edge and that the figure is completely solid, what is the volume of the cubic solid shown above?
asked by kesi 
English
How do you learn how do diagram a sentence ?
asked by Chastity 
finance
Austin Electronics expects sales next year to be at $900,000 if the economy is strong, $650,000 if the economy is steady, and $375,000 if the economy is weak. The firm believes there is a 15 percent probability the economy will be strong, a 60 percent
asked by Mary 
physics
Compute the work done to accelerate a 1,000kg car from 0 to 27 m/s in 10 seconds.
asked by cheek3y 
Statistics
Are husbands older than wives? do i use the number of how many men are older than wives vs the number of how many women are older than husbands? or do i have to use individual pairs like one list of husbands ages vs one list of wives ages?
asked by Ana 
Physical Science
Determine the concentration of the HCl in a swimming pool?given 100ml of a standard solution of Na2CO3 of concentration 0.05mol.dm
asked by kimberly 
HISTORY
13. In Mongol society, the expression "crane catching" referred to A. the popular pastime of hunting birds. B. the success of Mongol merchants in establishing longterm contracts with buyers. C. successful leaders forcing submission from rivals. D. a
asked by BOB 
Math
How much is 5% off $75
asked by JoshelaT 
finance
A corporation’s pretax net income of $1,000,000 is taxable based on 30% of the first $300,000, 35% of the next $300,000, and 40% of the balance:
asked by cynthia 
healthcare
Hospitals are generally categorized as nonprofit, forprofit or government. • Provide a few details about the three categories of hospitals. Identify at least one example of each from your community or state. • What are the differences in populations
asked by kaylee 
finance
Austin Electronics expects sales next year to be at $900,000 if the economy is strong, $650,000 if the economy is steady, and $375,000 if the economy is weak. The firm believes there is a 15 percent probability the economy will be strong, a 60 percent
asked by Mary 
Tech math
The sum of two numbers is 32. Ten more than half of the sum of the numbers is 26. What are the numbers?
asked by Marty 
English
Can you please check these sentences I'm not sure of? Thank you very much. 1) A white man asked Rosa Parks to give up her seat to him/to get up because he wanted her seat/to stand up Which ones are best? 2) The boycot would have been a success, if Rosa
asked by Henry1 
letter for responsibility
hi i 16 and i am going onaplane to florida and mydad wantsa letter from my aunt stating that if i get hurt who will be responsible and then my auntwantsa letter from him saying that he gives them permission for medical attention, i was wondering how can i
asked by bobbi...!! URGENT 
Health care
How has the payment of health care providers evolved over time? What caused these changes?
asked by Francis 
finance
Orbital Communications has operating plants in over 100 countries. It also keeps funds for transaction purposes in many foreigh countries. Assume tha tin 2010 it held 100,000 kronas in Norway worth $35,000. The funds drew 12 percent interest, and the krona
asked by Mary 
Life orientation
identify one environmental factor that causes ill health, accidents, crises and disasters in our communities in south africa
asked by amukelani 
Calc  finding area bounded by curve
Find the area bounded by x=cubed root of y, y=2, y= 1, and yaxis.
asked by Amy 
AP World History
Hi I need some help with my history homework I have answer all of the question I just need help with a few about the Sumerian civilization. I just want to get some idea so that I can research these topics better Social life what did they do what were
asked by Traveling Girl 
Operations Management
Determine the placement of departments for a newly designed facility that will minimize total transportation costs using the data in the following tables
asked by Esteban 
accounting
I already know what the different inventory cost flow assumptions are, but what I do not know is how might the choice of cost flow assumption affect the company's cost of goods sold and ending inventory balance? Can somebody please explan this to me?
asked by Nick 
Psychology
In plain words, can you tell me the difference between reciprocal interactionism and mechanistic interactionism? I am just not sure I understand this well enough to do my assignment yet.
asked by Kat 
geometry
find the area of one segment formed by a square with sides of 6" inscribed in a circle.
asked by semaj 
physics
A constant force of 9.8N is applied to a wooden block to slide it at a constant speed across a wooden table. Determine the weight of the block. What is the mass of the block?
asked by anonymous 
Math
250 people go to an amusement park. They buy tshirts and baseball caps. Each tshirt costs $8. Each cap costs $5. They spent $1700. How many each tshirts and caps did they buy?
asked by Branson 
math pre algebra
how many years will it earn $72 in interest
asked by britney 
Geometry
I worked this problem, but I just want to check and make sure I did it correctly. Given U = {15,16,17,18,19,20,21,22,23,24,25} A = {16,18,20,22} B = {17,19,20,23,24} Find A'¿B'. Finding A', then B' then find their intersection.
asked by kay 
Spelling
2nd grade spelling word with "sickness
asked by Dominic 
Geometry
I want to check this problem also; An elctronics store surveyed every 7th customer who came into the store for a week. Of the 350 people who responded 144 poeple watched movies on VHS tapes. 239 people watched movies on DVDs. 54 people watched movies both
asked by kay 
please explain poster thx
i found this propaganda poster can you explain it on the poster it says When you ride Alone you ride with Hitler. The next poster i found was Be ready join now CAn you explain these two posters thanks
asked by Allen 
Geometry
Given the following sets, select the statement below that is NOT true. A = {b,l,a,z,e,r}, B = {b,a,l,e}, C = {a,b,l,e}, D = {l,a,b}, E = {a,b,l} E C E B D B B C C A I chose the last one. Did I choose correctly?
asked by kay 
science
why is the root the first part of a plant to grow?
asked by Phillip 
PreCalculus
A salesman's monthly commission is 15% on all sales over $12000. If his goal is to make a commission of at least $3000/month, what minimum monthly sales figures must he attain?
asked by Step 
Algebra
Par Manufacturing manufactures steel rods. Suppose the rods ordered by a customer are manufactured to a specification of 0.5 in. and are acceptable only if they are within the tolerance limits of 0.49 in. and 0.51 in. Letting x denote the diameter of a
asked by Ben 
Math
A manufacture of a certain commodity has estimated that her profit in thousands of dollars is given by the expression 6x^2+30x10 where x (in thousands) is the number of units produced. What production range will enable the manufacturer to realize a
asked by Math 
COM/170
Is this sentence correct? An evening out can be a great way to clear one’s mind.
asked by dena 
eco
Suppose a person pays $80 of annual interest on a loan that has a 5 percent annual interest rate. The loan amount is: A. $400. B. $1,600. C. $160. D. $85. 10. Suppose a loan customer is considering two alternative $22,000 loans. Loan 1 requires payment of
asked by matt 
Algebra 2
Simplify sqrt(72x^3)5xsqrt(2x). Assume that each radical represents a real number. I need all of the steps. Thanks
asked by Brandon 
Algebra 2
Simplify 2/^6sqrt8 I need all of the steps. Thanks
asked by Brandon 
algebra
a city's main well was recently found to be contaminated with trichloreathylene (a cancercausing chemical) as a result of an abandoned chemical pump that leached chemicals into the water. a proposal submitted to the city council indicated that the cost,
asked by algebra 
Algebra 2
Solve x^44x^3+4x^29=0 given that 1+isqrt2 is a root. I need all of the steps. Thanks
asked by Brandon 
sentence skills
which is the most effective coordinating conjunction to jointhe following independent clauses.... Miriam wants a digital picture frame,___________ she cannot afford one just yet. a) but b) for c) so d) and
asked by sheila 
pre cal\trig
Find the following cot(Arccsc 25/24) show your work
asked by Cheryl 
Math
what do you notice about each ratio? 2/1 and 4/3
asked by Joe 
English
I chose the five as you suggested to me. Thank you for your help 1) A white man asked Rosa Parks to give up her seat to him/to get up because he wanted her seat/to stand upAre they all possible? 2) The boycot would have been a success, if Rosa Parks
asked by Henry1 
Math
Name a solution for each inequality: 2x+y>4 y2+3x yx
asked by Branson 
English
I left out this last sentence I would really like you to check. Thank you 1) I use the net to do (carry out) school research, look up information I need for school, keep up to date on what happens in the world and finally, to chat with my friends through
asked by Henry1 
maths
Please can you help me with this question? Choose the option which is a false statement: A arctan(tan2/3pi))=1/3pi B arccos(cos(3/4pi))=3/4pi C sin(arcsin(1/2pi))=1/2pi D arcsin(1/2squareroot3)=1/3pi E arcsin(sin(3/4pi))=1/4pi F arccos
asked by janet 
Math
What is the probability of rolling a number less than 4 when a fair number cube is rolled?
asked by Antonio 
chemistry
Under certain conditions, neon (Ne) gas diffuses at a rate of 4.5 centimeters per second. Under the same conditions, an unknown gas diffuses at a rate of 10.1 centimeters per second. What is the approximate molar mass of the unknown gas?
asked by Carly 
ENGLISH
What three strategies from the goalsetting reading will you use to stay motivated and maintain progress on the goal action plan you created for Week 2 Assignment 1? How will these strategies help you obtain your goals?
asked by IOWALYNN 
math
what are the results if you rolled a fair number cube 6000 times?
asked by Antonio 
math
what is the probability of rolling a 2 when a fair number cube is rolled?
asked by Antonio 
Accounting 100
Who can be harmed when a company changes its accounting methods too often?
asked by Ashley 
Marketing
Please help. How do organizational and consumer markets differ? What are the implications of both of these kinds of differences for developing marketing programs?
asked by Nicki 
chemistry
the compound tin(II)fluoride,or stannous fluoride,once was a common ingredient in toothpaste.It is produced according to the following reactions: Sn(s)+2HF(g)>SnF2(s)+H2(g) if 45.0 grams og HF react with Sn,how many grams of stannous fluoride are
asked by laura 
business maths
an inverstment of 35000 is made for 5 years at 6% interest rate.find its compound interest and compound amount if it is compounded quartely.
asked by rose.m 
Bill Of Rights
These are the Metis Bill of Rights1884. And I don't understand what they are saying at all, so I would like someone to simplify what it is that they are saying. That customs duties are levied on the necessaries of life That no effective measures have
asked by Emma 
math
WHAT IS THE ANSWER TO 1233+10+5/72+5??
asked by Mckenzie 
physics
brandi is 60 kg she is outside her spaceship taking pictures when her line slips off her belt. She throws her 4 kg camera in the opposite direction at 5. 0 m/s. how fast will she move toward her ship?
asked by irvin 
social studies
TRUE OR FALSE:are river valleys, basins, and coastal plains of east asia among the most sparsely populated places on earth?
asked by kayla 
math
JUstin and Hannah Both get jobs at McBurgers. Justin started on Sunday and gets every 9th day off. Hannah started the very next day and gets every 6 th day off. Justin would like to ask Hannah out on a date when they both have the day off from work. How
asked by Anonymous 
math
A ball has a 75% rebound ratio. When you drop it from a height of 16 ft, it bounces and bounces... When it strikes the ground for the second time, the ball has traveled a total of 28 ft in a downward direction. How far downward has the ball traveled when
asked by Marisol 
math
what question can i make with a picture that has 2 triangles,3 quadrilateral,and 4 pentagons?the answer is 38.
asked by Jorge 
List of Rights
Metis list of rights1869 These were the older rights. And I don't understand many of them, please simplify for me. That treaties be concluded and ratified between the Dominion Government and the several tribes of Indians in the Territory to ensure peace
asked by Emma 
civics
what was the major difference between Greek and Roman democracy? A The Romans elected people to run their govt B The Greeks had everyone who was eligible participate in govt decisions C Roman democracy included everyone while Greek democracy included only
asked by Katie 
Social Studies
1 page about why would you like to be in the colonial life
asked by Frances 
civics
Cabinet members are nominated by the President and confirmed by Secretary of State House of Reps Senate Supreme Court is it Supreme Court?
asked by Katie 
English
What examples does Holden give about how mean the guys at Pency were treating him in chapter 22 of The Catcher in the Rye?
asked by Randy 
chemistry
when magnesium and hydrochloric acid reacted, (rate of reaction), what would you have to do to express the average reaction rate in terms of mass of magnesium consumed per second and in terms of moles of magnesium reacted per second..thnks..
asked by ken 
Chemistry
Glucose, C6H12O6, is a good source of food energy. When it reacts with hydrogen, carbon dioxide, and water are formed. How many liters of Co2 are produced when ___ grams of glucose completely react with oxygen?
asked by breanna 
Social Studies
1. describe the achievements of the Maya, Inca, and Aztec. 2. what were the major similarities and differences between the Maya, Inca, and Aztec? 3. why did the Europeans begin to explore? 4. How did the Spanish conquer the Aztec and Incan empires?
asked by Pamela 
Math
Solve p=2L + 2W for W
asked by NeedsHelp 
NorthWest Rebellion
What were the two actions that the government took to try and end the war? (hintrailway and ammunition) I don't get this at all. Here is what a short section in my textbook says. By the spring of 1885, the Canadian government was ready to call out the
asked by Emma 
Physics
A pendulum of length L=26.0 cm and mass m= 168 g is released from rest when the cord makes an angle of 65.2 degrees with the vertical. A) how far (m) does the mass fall before reaching its lowest point? My work: .26m  .109 = .151 m B) how much work (J) is
asked by Casey 
Social Studies
1. Describe social, political and economic aspects of spanish rule in the Americas. 2. How did the first Global Age affect culture? 3. Why did the slave trade prosper? what effects did it have on Africa? 4. How did the colonization of the Americas affect
asked by Pamela 
Calculus
How would you integrate x^2/x^2+9 ?
asked by Athene 
math
The area of a circular trampoline is 112.07 square feet. What is the radius of the trampoline? Round to the nearest hundredth
asked by maria 
Calc
How would you integrate 18x33/√(3x^211x+6)
asked by Adam 
Anthropology
Describe the correlation between bride wealth and stability of marriage. How is your understanding of this relationship impacted by the status of women in pastoral societies?
asked by Shen 
math
log(4x+10)=3 simplify?
asked by maria 
Chemistry
How many joules of heat are needed to increase the temperature of 18.4 g of silver from 17.0 to 41.0 °C?
asked by Roxanne 
Chemistry
Using data in table below and S °(NaCl(s))= 72.38 J·mol1·K1, calculate ÄfS° for NaCl(s) in J·mol1·K1. Compound S °, J·mol1·K1 Compound S °, J·mol1·K1 C(s) 5.69 H2(g) 130.6 N2(g) 191.5 O2(g) 205.0 Na(s) 51.0 Cl2(g) 223.0 Ca(s) 154.8
asked by Roxanne 
Chemistry
Using data in table below and S °(NaCl(s))= 72.38 J·mol1·K1, calculate ÄfS° for NaCl(s) in J·mol1·K1. Compound S °, J·mol1·K1 Compound S °, J·mol1·K1 C(s) 5.69 H2(g) 130.6 N2(g) 191.5 O2(g) 205.0 Na(s) 51.0 Cl2(g) 223.0 Ca(s) 154.8
asked by Roxanne 
Chemistry
Calculate ÄG°373 in kJ for the following reaction at 100 °C, using data from your text. 5SO3(g) + 2NH3(g) > 2NO(g) + 5SO2(g) + 3H2O(g) Enter your answer in decimal form, including the sign.
asked by Roxanne 
math
state lengthof major and minor foci and center (x^2)/4+(y^2)/25=1 i also need to learn how to graph it,thanks!
asked by maria 
Chemistry
Consider the reaction: N2(g) + 3H2(g) ¡ú 2NH3(g) question: calculate ¦¤S¡ã in J¡¤K1.
asked by Roxanne 
Chemistry
How much heat in kilojoules is needed to bring 1.49 kg of water from 28.1 to 97.1 °C (comparable to making four cups of coffee)?
asked by Roxanne 
maths
how many millilimeters are in 1,211
asked by ken 
Physics  Multiple choice
An object is moving in a circle at a constant speed. From this you can be certain that a) there are at least two forces acting on the object, which balance each other. b) there are at least two forces acting on the object, which do not balance each other
asked by Casey 
algebra
(5y4) squared simplified
asked by Chris 
english
how does the badger teach wart about war? what kind of knight does wart dream about becoming?
asked by kristal 
ocean view
a bicycle tire rim has a diameter of24.5 inches, and the tire is 2.25 inches thick. find the circumference ofthe outside of the tire.
asked by christopher 
Math
(5y4) squared simplified the answer is not 25ysquared+16
asked by Chris 
Physics
A child rides on a Ferris Wheel at the State Fair. The seat always faces to the right. There are three forces that act on the child,the child’s weight, W, the normal force of the seat,N, and the force of friction between the child and the seat, f. At
asked by Casey 
Chemistry
In the titration of a weak acid with a strong base, the pH at the equivalence point is affected mostly by a.hydrolysis (reaction with water) of the weak acid b.the dissociation of water molecules c.the presence of excess base d.the hydrolysis of the
asked by Cheryl 
Financial Accounting
I am so lost on this. I need to prepare adjusting journal entry for this. The truck was acquired on August 1. Franklin estimates the truck will have a useful life of 5 years and no salvage value. The depreciation on the building has already been recorded.
asked by gdlola 
Help me please€€€€€
Simplify(5y4) squared
asked by Anonymous 
chemistry
The conjugate acid of CNO is a. HCNO b. CNO c. CN d. H2CNO e. HCN Not quite sure for this question, is A the answer? Need help, thanks.
asked by Cheryl 
Chemistry
An acid HA has Ka = 2.28 x 10^4. The % ionisation of this acid in a 0.170 M solution of the acid in water is? An acid HA has Ka = 2.28 x 10^4. The % ionisation of this acid in a 0.170 M solution of the acid in water is closest to a. 2.930 % b. 3.662 % c.
asked by Cheryl 
physics
What amount of energy is used if 800 C of charge passing through a load with a potential difference of 120 v? answer is 9.6e+4
asked by Tyler 
Math
1 1/3  1 3/4
asked by Joe 
MAth
what part of a foot is 6 2/3?
asked by Gio 
Functions
Problem solving with logarithmic functions: A new car has an interior sound level of 70 dB at 50 km h. A second car, at the same speed, has an interior sound level that is two times more intense than that of the new car. Calculate the sound level inside
asked by Aimee 
math
solve 5/8 of 22
asked by T 
geometry
given that a/b=c/d, decide whether it is true or not that a/c=b/d.
asked by Kelly 
Math
How do you know if a relation is a function?
asked by Scott 
college pathology 2
What does a vegetative state refer to? A.) Decreased responsiveness and an inability to function B.) Loss of awareness and mental capabilities, resulting from diffuse brain damage, although brain stem functions continue C.) Continuing intellectual
asked by Tasha 
math
carlas clothing shop opened eight years ago. the first year she made $3,000 profit. each year thereafter her profits were about 50% greater than the previous year. how much profit did carla earn during the 18th year of business?
asked by chelsea 
Health
I don't understand this question can someone please help me!!! I'm trying to study for a test tomorrow. Which of the following is not a part of the criteria for 'brain death'? 1. No activity on the EEG 2.Absence of all reflexes 3. No spontaneous
asked by Cindy 
math
y=3x^27
asked by james 
Global Help!
Describe social, political and economic aspects of spanish rule in the Americas. I cant find this answer anywhere help please!!
asked by Pamela 
college pathology 2
Have anybody take this class? If so can you help me!!!!
asked by Tasha 
Math Help
The fare for riding in a taxi is a $3 fixed charge and $0.80 per mile. The fare for a ride of d miles is $6.75. Write an equation that could be used to find d.
asked by Ben 
math
x/4  6 > 8
asked by PLEASEHELP 
algebra
4x^36x^2+7what is the polynomial is it a trinomial can be evaluated at x=.1/3 coeffcient of 6 is it a quadratic
asked by mema 
algebra
Bob barber shop estimates their gross revenue for the second quarter to be given by the polynimal 3x^3+6x^2+3x+3. The shop estimates their cost for the quarter to be given by 9x^26x+5. Find and simplify the polyminal that will represent their profit. Will
asked by mema 
algebra
Consider that the age x of a unicorn in human equivlant years can be given by the formula f(x)=0.097326x^31.3367^2+12.46+3.914. When a unicorn is 2.5 years old, what is its age in human equilvant years. 12years old
asked by mema 
algebra
Add the following polynimal (1/10x^21/2x3/10)+(1/2x^2+1/4x1/5 Show me how to do this please?
asked by mema 
algebra
find the product (1/7x^22/5)1/2x+1/2 Can someone show me how to find the product?
asked by mema 
algebra
Replace each equation with constants to complete the square and form a true equation x^2+2x+=(x+)^2
asked by mema 
algebra
determine what type of number the solutions are and how many solutions exist 5x^2=48x
asked by mema 
algebra
find the vertex and the axis of symmetry andf(x)=x^210x+21` graph the function
asked by mema 
Algebra
Factor completely: c^4  1
asked by Kim 
algebra 2
how much money will betty need, to the nearest cent, to invest in a certificate of deposit to have $20,000 after 20 years if the account earns a simple annual interest rate of 3.5%
asked by sandiie 
physics
how would i find the speed of a vehical that put down 42feet of 4 wheel skids prior to impact with another vehical that was stopped.?road serfice is concreat.
asked by DEEK