Archives
2010
November

Questions Asked on November 19, 2010

The following reaction has an equilibrium constant of 0.50 at a given temperature.HCHO(g) CO(g) + H2(g) If you have 0.55 moles
1. 1 answer
2. asked by Adrianne
3. 749 views
Consider the following reaction at equilibrium:2NH3 (g)<-> N2 (g) + 3H2 (g) ΔH° = +92.4 kJ Le Cha ^ telier's principle
1. 1 answer
2. asked by richy
3. 1,931 views
Nitrosyl bromide decomposes according to the following equation.2NOBr (g)(equilibrium arrow) 2NO (g) + Br2 (g) A sample of NOBr
1. 1 answer
2. asked by jessie
3. 11,862 views
Is this correct?Write the following as a common fraction or mixed number. 5.679 = 5.679 = 5 679/1000. It cannot be reduced
1. 1 answer
2. asked by heather
3. 417 views
Give examples of both discrete and continuous data? What makes them different? Is the measurement of money continuous or
1. 0 answers
2. asked by sue
3. 648 views
Explain, in terms of subatomic particles, the differencebetween S-32 and S-34
1. 0 answers
2. asked by lisa
3. 436 views
a 17 kg car travels in a flat circle . At a certain instant the velocity of the car is 18m/s west and the total acceleration of
1. 1 answer
2. asked by maira
3. 1,046 views
In a car race, there are 6 Chevrolets, 4 Fords, and 2 Pontiacs.In how many ways can the 12 cars finish if we consider only the
1. 2 answers
2. asked by Dawn
3. 601 views
You want to heat a satellite by radioactive decay of 238 plutonium. Assume you need heating of 200 Watts (J/s), how many
1. 1 answer
2. asked by Anonymous
3. 616 views
A group of goats&duck s hav a total of 99 heads n legs among thm. Ther r twice as many ducks as ther r goats. How many r ther of
1. 1 answer
2. asked by mar
3. 473 views
A gas filled balloon having a volume of 3.0 L at 1.1 atmosphere of pressure and a temperature of 22 C is allowed to rise into
1. 1 answer
2. asked by Emily
3. 532 views
What does the nitrogen cycle do to the islands?
1. 2 answers
2. asked by Hailey
3. 357 views
A cone of radius r centimeters and height h centimeters is lowered point first in at a rate of 1 cm/s into a tall cylinder of
1. 1 answer
2. asked by Dan
3. 1,600 views
1 5/8 inches represents about how many miles on the scale bar on the political map legend?3.8 centimeters represents about how
1. 1 answer
2. asked by tatiana
3. 769 views
what is 74 dollars minus 30% i think its 51 dollars
1. 1 answer
2. asked by alley
3. 300 views
a soccer ball kicked with a force of 14.1 N accelerates at 6.8 m/s^2 to the right. What is the mass of the ball?in units of Kg.
1. 1 answer
2. asked by Nancy
3. 426 views
the following data were collected when titrating 25.00 mL samples of HCL with 0.511 M NaOH:initial burette reading (mL): trial
1. 2 answers
2. asked by jj re
3. 539 views
With help of the 10 equilateral triangles of side 3 cm, 8 rectangles of 4*2 cm and 4 square of 3*3 cm make 3 structures using
1. 1 answer
2. asked by Jay
3. 334 views
if the combustion of oil yields 4.0x10^4 kj/kg what mass of oil must be burned to yield the number of joules in part b? the
1. 0 answers
2. asked by MARY :)
3. 558 views
if the combustion of oil yields 4.0x10^4 kj/kg what mass of oil must be burned to yield the number of joules in part b? the
1. 0 answers
2. asked by MARY :)
3. 466 views
in a titration, 0.0400 mol of solid NaOH is required to neutralize 10.0 mL of H2SO4(aq). From these data, the [H2SO4] is:
1. 1 answer
2. asked by jj re
3. 894 views
At 298K, Go = -141.8 kJ for the reaction2 SO2 + O2 in equilibrium with 2 SO3 Calculate the change in Gibbs free energy (in kJ)
1. 1 answer
2. asked by tyson
3. 951 views
Choose one of the following basic business processes: inventory management, operations and manufacturing, HR management, or
1. 1 answer
2. asked by paul
3. 563 views
A kettle heats up 1.5L of water from 22 degreesC to 90 degreesC in 4 min. What power did the water receive?
1. 1 answer
2. asked by B
3. 457 views
1. The reaction,CO(CH2COOH)2 CO(CH3)2 + 2CO2, follows first-order kinetics and has an activation energy of 96.6 kJ mol-1. At 293
1. 0 answers
2. asked by Kyo
3. 1,093 views
Define and comment on the Marketing Concept. Outline and comment on the role of marketing management within the wider context of
1. 0 answers
2. asked by Marketing Management
3. 415 views
If a diploid organism has 4 chromosomes, how many pairs of homologous chromosomes would you expect to see during early prophase
1. 0 answers
2. asked by bella
3. 747 views
A hydrated aluminium sulphate A12(SO4)3.xH2O, contains 8.10% ofaluminium by mass. Find the value of x
1. 1 answer
2. asked by hana
3. 617 views
Iron metal CANT reduce Fe3+ to Fe2+. Why?
1. 0 answers
2. asked by Jenny
3. 677 views
When graphing y< -6 should the region below linie y= -6 be shaded or should the region above the line y= -6 be shaded?
1. 1 answer
2. asked by Olinda
3. 729 views
20 copies of the school yearbook together weigh 50 lb. What is the weight of each book?How do I set this up?
1. 3 answers
2. asked by Rose
3. 953 views
What are 2 complications in the novel, The Plague by Albert Camus?
1. 1 answer
2. asked by Patricia
3. 561 views
Suppose I have a spring. I add a mass (m = 1.0 kg) and it is displaced by 15 cm. What is the spring constant k in units of
1. 2 answers
2. asked by lisa
3. 343 views
In the Melde's string apparatus, why there is no standing wave in the segment between the pulley and mass hanger?
1. 2 answers
2. asked by sandhu
3. 495 views
How much ice can be melted at 0oC by the condensation of 1.0 kg of steam at 100.oC?(ΔHfus of ice = 6.01 kJ/mol; ΔHvap of water
1. 1 answer
2. asked by Molly
3. 708 views
2x^2+10x+7=0 factor this problem out
1. 1 answer
2. asked by Rose
3. 325 views
what does controversial mean?
1. 1 answer
2. asked by Anonymous
3. 325 views
Calculate the vapor pressure of a solution of 0.39 mol of cholesterol in 5.4 mol of toluene at 32oC. Pure toluene has a vapor
1. 2 answers
2. asked by Molly
3. 2,141 views
What is the entropy change for the vaporization of 2.6 mol H2O(§¤) at 100◦C and 1 atm? dH= 40700 J/molAnswer in units of J/K
1. 1 answer
2. asked by Samantha
3. 3,182 views
How many mL of concentrated ammonia (14M) should be diluted to 250 mL to make a 0.75 M NH3 solution?
1. 2 answers
2. asked by Lisa
3. 900 views
Why did public opinion and our government's policies on immigration in general change in the early 1900s?
1. 1 answer
2. asked by Liberty
3. 937 views
what is the most inportant symbol of freedom the slaves.( in a narrative life of fredrick douglass?
1. 1 answer
2. asked by ashely
3. 468 views
Describe the policies of our government regarding immigration during the first 100 years of U.S. history.
1. 1 answer
2. asked by Mark
3. 469 views
what could be possible answers to these two questions.....1 why determine the amount of solvent by difference and not by
1. 1 answer
2. asked by Davia
3. 517 views
A ball is launched at an upward angle of 45 degrees from the top of a cliff 165 meters high, with a speed of 180 m/s. Use
1. 2 answers
2. asked by max
3. 511 views
WRITE two to three paragraph breifly summarizing the theory and discussing which of the" seven intelligences" apply to you.
1. 1 answer
2. asked by CARLINE
3. 456 views
We are studying mutual bond funds for the purpose of investing in several funds. For thisparticular study, we want to focus on
1. 1 answer
2. asked by Anonymous
3. 1,518 views
18.0 grams of oxygen is reacted with nitrogen to make 56.0 grams of nitrogen dioxide according to the following reaction:2O2 +
1. 1 answer
2. asked by SAMM
3. 885 views
A rectangular animal pen will be built using 200 meters of fencing. If one side of the rectangle is meters, find the area of
1. 2 answers
2. asked by Shauna
3. 1,028 views
A circular gear turns 60 per hour. Through how many radians does it turn in a 24-hour day?
1. 2 answers
2. asked by De'Steven
3. 1,064 views
14. Victor ______ siempre comemos a las seis.a. y tú b. y yo c. y ella d. y él Can't decide between A and B... 16. Yo ______.
1. 4 answers
2. asked by mysterychicken
3. 913 views
C.How much work does the ride do to lift theriders up to a height of 50 meters?
1. 1 answer
2. asked by Anonymous
3. 426 views
what is the density of an unknown liquid that has a mass of 44.0g and volume of 55.0mL
1. 1 answer
2. asked by Jimmy Hook
3. 340 views
The ionization potential of N is less than O, but larger than M.
1. 1 answer
2. asked by Eureka
3. 318 views
By the end of the eighteenth century, the British public preferred the high moral ground embraced by dramatists to the more
1. 1 answer
2. asked by danny
3. 967 views
A 0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. The velocity of the rock
1. 2 answers
2. asked by Jon
3. 1,432 views
12x^2-20x+3Factor. Cant figure it out.. Thanks!
1. 1 answer
2. asked by Kayla
3. 431 views
number of cars by make owned by 100 one-car owners
1. 0 answers
2. asked by Anonymous
3. 263 views
1. solve 3-w/6-w = 3/w-62. Find the LCM of (8+9z), (64-81z^2), and (8-9z) 3. Multiply and simplify: 7z^8/10r^2 * 100r^4/49z 4.
1. 1 answer
2. asked by Anonymous
3. 816 views
The discriminant of an equation is 73. How many times will the graph of this equation touch the x–axis?
1. 1 answer
2. asked by Preston
3. 966 views
3. To estimate animal populations, biologists count the total number of animals in a small section of a habitat. The total
1. 0 answers
2. asked by Anonymous
3. 455 views
i am doing decimals and its estumating decimal prouducts can you help this is the question: 6.3 x 17.59
1. 2 answers
2. asked by krystal
3. 338 views
2. Examine the rise in gasoline prices from 1997 to 2006. The price of regular unleaded gasoline in January 1997 was $1.26, and
1. 0 answers
2. asked by Nicole
3. 440 views
Write three sentence using plurals correctly and three sentences using possessives correctly on the topic of how to store
1. 1 answer
2. asked by lorretta
3. 573 views
follows first-order kinetics and has an activation energy of 244 kJ mol-1. At 684 K, k = 0.00000508 s-1. What is the half-life
1. 1 answer
2. asked by bobjahng2
3. 493 views
How 70 J/sec is related to 54 J/m?
1. 1 answer
2. asked by sam
3. 290 views
Balanced Chemical Equation:1 N204(l) + 2 N2H4(l) --> 3 N2(g) + 4 H20(g) If you start with: 5.0 x 10^4g hydrazine (N2H4) "in the
1. 1 answer
2. asked by Roger
3. 785 views
The thermodynamic equilibrium constant for the following reaction is 0.15 at 1227°C.2 SO2(g) + O2(g) 2 SO3(g) Which is true?
1. 1 answer
2. asked by carla
3. 847 views
Evaluate.int_(pi)^(pi) (sin(x))^(3) (cos(x))^(3) dx
1. 5 answers
2. asked by sam
3. 734 views
WHICH OF THE FOLLOWING CODES WOULD BE USED TO REPORT THE REPAIR OF ONE SUPERFICIAL 1-CM LACERATION, ONE SUPERFICIAL 3-CM
1. 3 answers
2. asked by JULIANNA
3. 595 views
The force in newtons needed to stretch a certain spring x centimeters from its resting position is given by the function
1. 3 answers
2. asked by Donovan Henry
3. 684 views
Evaluate the integral by interpreting it in terms of areas.int_(0)^(9) (7/2x - 21)dx can someone please help me with this
1. 2 answers
2. asked by eddy
3. 1,730 views
who, if anyone, is at fault when a 21 year old injuries his finger and request that an orthopedic doctor perform the surgery.
1. 0 answers
2. asked by lida
3. 829 views
Balanced Chemical Equation:1 N204(l) + 2 N2H4(l) --> 3 N2(g) + 4 H20(g) If you start with: 5.0 x 10^4g hydrazine (N2H4) "in the
1. 4 answers
2. asked by Roger
3. 718 views
How would you go about listing all of the integer ratios? I would like to have the integers listed in ascending order by the
1. 0 answers
2. asked by Gray
3. 1,155 views
A frictionless pulley with zero mass is attached to the ceiling, in a gravity field of 9.81 m/s2. Mass M2 = 0.15 kg is being
1. 3 answers
2. asked by lia
3. 536 views
what are the answers to the 5th grade unit 1 test harcourt
1. 13 answers
2. asked by Destiny
3. 168 views
which word did not originate from the word of the arts?1. maudlin 2. martyr 3. character 4. colossal
1. 1 answer
2. asked by carl
3. 449 views
An ideal gas (volume 1.1m3, pressure 103600 Pa, temperature 400 K) undergoes an isothermal process during which it absorbs 2000
1. 1 answer
2. asked by Nick
3. 433 views
which word did not originate from military language?1 pioneer 2 phrase 3 salary 4 trophy
1. 1 answer
2. asked by carl
3. 894 views
A 2.00 kg block, on a horizontal surface with coefficient of static friction 0.900, is pushed by a force that is directed down
1. 1 answer
2. asked by Trace
3. 601 views
if b is between a and c find the value of x and the measure of bc (ab=3x,bc=5x,ac=8)
1. 1 answer
2. asked by B
3. 322 views
I am doing a project on echinoderm and one of the questions is asking about if they have a circulatory system. I have found
1. 2 answers
2. asked by peyton
3. 320 views
the greek base heli- means:1 self 2 stomach 3 sun 4 mind
1. 2 answers
2. asked by theresa
3. 484 views
intermenttently what does this word mean
1. 1 answer
2. asked by ali
3. 383 views
How personally responsible for increasing productivity?
1. 5 answers
2. asked by Anonymous
3. 495 views
if you require an 11 percent return on your investment, how uch will you pay for the company's stock today?
1. 1 answer
2. asked by Romey
3. 373 views
I need help finding 3 book sources and 2 other sources that criticize the poem Death be not proud by John Donne
1. 1 answer
2. asked by Danielle
3. 542 views
Given the following equation: NH3 + NH3 +O2 �¨ NO + H2OCalculate the number of grams of ammonia needed to form 40.12 moles of
1. 3 answers
2. asked by peter
3. 538 views
the greek combining form -nomy means:1.pertaining to. 2.act of. 3.rule by. 4.science of.
1. 3 answers
2. asked by theresa
3. 616 views
Can you explain why these types of organizations have specific organizational cultures? Why does a high risk organization have a
1. 1 answer
2. asked by Anonymous
3. 1,158 views
How can you figure out the melting point of a molecule such as CF4, KF, MgO, or CH3CN.
1. 1 answer
2. asked by Jacqueline
3. 506 views
A 2 kg mass on a horizontal friction-free air track is accelerated by a string attached to a 115 kg mass hanging vertically from
1. 1 answer
2. asked by justin
3. 725 views
which word or expression did not originate from the bible?1.belfry 2.talent 3.scapegoat 4.the hand writing on the wall
1. 0 answers
2. asked by theresa
3. 394 views
What is the sense of the word "starts" in the sentence below?By doing this she starts something she did not know was going to
1. 3 answers
2. asked by ali
3. 421 views
You want to start a company, and are trying to decide between two different industries. You are doing your final research before
1. 1 answer
2. asked by Joe Smith
3. 635 views
Need help with these 3:19. "¿Por qué te gusta estudiar?" "Pues, _______ me gusta la clase. a. por b. porque c. por qué d.
1. 2 answers
2. asked by mysterychicken
3. 1,270 views
The post-war years witnessed a "freedom explosion" across the globe, especially in Asia and Africa. Why did several of these new
1. 1 answer
2. asked by i dont know how to
3. 685 views
find the total area between the curve ( y= 4-x to the second power) and the x-axis over the interval [-3,7]
1. 1 answer
2. asked by martin
3. 480 views
In lab, you use a special balloon that is permeable to water but not sucrose to make an "artificial cell". The balloon is filled
1. 1 answer
2. asked by Tracee
3. 5,683 views

Back to November 2010

Ask a New Question

Archives
Contact Us
Newest
Privacy Policy
Terms of Use
© 2024