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2011
March

Questions Asked on March 5, 2011

how do I prepare 50% and 70% ethanol from 95% ethanol?
1. 2 answers
2. asked by michelle
3. 2,380 views
how will u prepare 500g of aqueos solution which is 10% NaOH by mass?(%W/W)
1. 1 answer
2. asked by yui
3. 1,055 views
A 1220 kg car rounds a circular turn of radius 19.2 m. If the road is flat and the coefficient of static friction between the
1. 4 answers
2. asked by Jen
3. 917 views
Given a quadratic equation in the form y = ax2 +bx +c , and four choices of graphs representing that equation, how can you tell
1. 2 answers
2. asked by mimi
3. 1,448 views
Calculate the volume of distiled water to prepare 10%w/v solution of solute if 8g of the solute is to be used.
1. 0 answers
2. asked by yui
3. 513 views
The equilibrium constant for the reaction is 37 at a certain temperature.2H2(g) + CO(g)<==> CH3OH(g) If there are .0293 moles of
1. 2 answers
2. asked by Raeyna
3. 678 views
How fast does a Ferrari FXX go compared to a Ferrari 575 GTC?
1. 1 answer
2. asked by Alex
3. 353 views
What events and factors have contributed to problems in South East Europe? IS there a website for this?
1. 3 answers
2. asked by Alyonka
3. 605 views
is roanoke the first colony?or is jamestown the first colony?
1. 1 answer
2. asked by samantha
3. 470 views
A chair with a mass of 21 kg is accelerated by a steady net force with a magnitude of 160 N. What is the magnitude of its
1. 1 answer
2. asked by Anonymous
3. 393 views
what is the net force on a car cruising at a constant velocity on (a) a level ground and (b) going up a hill
1. 1 answer
2. asked by fia
3. 477 views
I was on the CIA world factbook and it said that interethnic warfare was a problem...what does that mean?
1. 15 answers
2. asked by Alyonka
3. 501 views
Calculate the speed at the edge of a disc ofradius 4 cm that rotates at the rate of 8 rev/s. Answer in units of m/s.
1. 1 answer
2. asked by Anonymous
3. 473 views
Three small lamps are connected to a 24 Vbattery, as shown in the ﬁgure. Assume the battery is ideal (has no internal
1. 1 answer
2. asked by Anonymous
3. 1,041 views
When a 250-kg boulder is acted upon by a net force of 1250 N, its acceleration is a1. When it is acted upon by a net force of
1. 1 answer
2. asked by Anonymous
3. 369 views
Look for two programs that appeal to you at Education Planner and complete the chart below for each program.Program Name 1:
1. 1 answer
2. asked by Anonymous
3. 636 views
What 4 countries are in the heart of Europe? Some websites have 10 some have 1 or 2 but i can't find 4! Ugh! Can anybody help?
1. 1 answer
2. asked by Alyonka
3. 398 views
A person's height, eye color, and skin tone are all examples of?
1. 1 answer
2. asked by Jess
3. 1,200 views
An animal has an allele for yellow eyes, but its eyes are grey. The allele for yellow eyes must be
1. 1 answer
2. asked by Jess
3. 338 views
(Part 2) Include the steps involved in transmitting the impulse “microscopically” through an individual neuron, from one
1. 1 answer
2. asked by Kristy
3. 597 views
When the thigh is fractured, the patient's leg must be kept under traction. One method of doing so is a variation on the Russell
1. 1 answer
2. asked by nancy
3. 2,064 views
what is the variance and standard deviation for the group of numbers:28 27 48 52 77 29 30 31 60
1. 1 answer
2. asked by Barbara
3. 506 views
A student score 78 on his statistics test where the average score was 90 the the standard deviation was 7.
1. 1 answer
2. asked by Barbara
3. 536 views
What time frame is Jiskha in? Like Mountain time?
1. 1 answer
2. asked by Alyonka
3. 395 views
Determine the delta H for the following reactionC3H4(g) + 2H2(g) --> C3H8(g)
1. 2 answers
2. asked by belle
3. 2,474 views
Can someone explain to me in simple terms what is relative mass and absolute mass? And how to calculate them too. Thanks.
1. 1 answer
2. asked by OLGA
3. 427 views
Examples of how are critical thinking skills affected by long term memory?
1. 1 answer
2. asked by mistagirl1124
3. 590 views
Related Rates:Gas is escaping from a spherical balloon at the rate of 2ft^3/min. How fast is the surface area shrinking (ds/dt)
1. 9 answers
2. asked by Hannah
3. 10,739 views
Determine the equivalent capacitance between A and B for the group of capacitors in the drawing. Let C1 = 12 µF and C2 = 4.0
1. 2 answers
2. asked by YANA
3. 1,035 views
I'm doing a project for social studies, and I want to know if the African Queen Lily grows in Sudan. Please help!
1. 3 answers
2. asked by Catherine
3. 563 views
a solution is made by mixing 14.5g of NaOH and 72.0 mL of 0.250 M HNO3
1. 1 answer
2. asked by Anonymous
3. 504 views
The peak value of the ac current in a circuit is 6.0 A, and peak value of the ac voltage applied to the circuit is 8.9 V. What
1. 2 answers
2. asked by YANA
3. 1,884 views
whaen comparing the flow of lymph in the lymphatic system with the flow of blood in the circulatory system, it can be said that
1. 0 answers
2. asked by lillian
3. 530 views
(a) Calculate [NO2] at each time interval, based on [O2]. Assume initial [NO2] = 0.0 mol/L.how do i calculate NO2 at this time
1. 0 answers
2. asked by Farah
3. 506 views
How did India experience that arrival of the west, in light of the past?How did India experience the western domination? How did
1. 2 answers
2. asked by Jenny
3. 618 views
What is the mass in kg of a cone made of brass that has a base radius of 25 cm and a height of 50 cm.
1. 1 answer
2. asked by Trina
3. 415 views
Tarzan tries to cross a river by swinging from one bank to the other on a vine that is 8.8 m long. His speed at the bottom of
1. 1 answer
2. asked by Ryan
3. 555 views
If the current is composed of Na+ ions (q = +e), how many such ions flow in 0.7 s?
1. 1 answer
2. asked by YANA
3. 644 views
An unknown gas has a molecular weight of 30.07 g/mol. What is the density of the gas at STP?
1. 2 answers
2. asked by lauren
3. 677 views
tell me about elastic energy of dislocation
1. 0 answers
2. asked by nurina
3. 352 views
can u please explain the methaphor "slow dawns are caught in great wooden bowls" please explain with detail please please need
1. 0 answers
2. asked by JACKSON !ASAP!!!!
3. 425 views
"it gives them the benefits of having authority"Do i need to take out the word "of"
1. 1 answer
2. asked by sola
3. 312 views
Hey guys just needed to clarify on some key points on Artificial Intelligence.What are the types of AI? I think it's weak and
1. 1 answer
2. asked by Shivi
3. 554 views
Please review the following case and use it as the basis for your analysis for this unit. Pay careful attention to the situation
1. 0 answers
2. asked by lee
3. 970 views
Please review the following case and use it as the basis for your analysis for this unit. Pay careful attention to the situation
1. 0 answers
2. asked by lee
3. 543 views
how do I simplify w^4.w.w^5
1. 1 answer
2. asked by tuty
3. 401 views
Find the volume in liters.6.5kg of a substance with a density of 7.96g/mL Im confused about how it would come out in liters.. if
1. 1 answer
2. asked by tammie
3. 1,130 views
A computer is reading data from a rotating CD-ROM. At a point that is 0.032 m from the center of the disc, the centripetal
1. 4 answers
2. asked by Julius
3. 731 views
please help me to define these words below thanks a lotdifferentiate Management and Financial Accounting
1. 0 answers
2. asked by jessie
3. 406 views
kindly please can you help me to get the correct answer for this question below thanks a lot..differentiate Accounting from
1. 0 answers
2. asked by jessie
3. 389 views
a)If the Keq for the esterification of acetic acid with isopentyl alcohol is 3.0, what is the maximum amount of isopentyl
1. 1 answer
2. asked by Tony
3. 590 views
A mini-computer system contains two components, A and B. The system will function so longas either A or B functions. The
1. 1 answer
2. asked by Paula
3. 656 views
What advantages might a socialist system have in responding to the needs of people struck by an emergency situation like the
1. 0 answers
2. asked by Anonymous
3. 382 views
When disasters hit an area, the cost of everything--food, water, housing, gas and so forth--seems to go up immediately. Explain
1. 1 answer
2. asked by Anonymous
3. 404 views
A 65-kg boy is sitting on a seesaw 0.6 m from the balance point. How far from the balance point should a 40-kg girl sit so that
1. 2 answers
2. asked by bhavana
3. 3,285 views
VPN and private network seems similar but what are the main difference between them?
1. 1 answer
2. asked by Devendra
3. 488 views
how much force does 1000lbs have when drop from 36"
1. 1 answer
2. asked by bill
3. 281 views
You pull a short refrigerator with a constant force across a greased (frictionless) floor, either with horizontal (case 1) or
1. 1 answer
2. asked by karim
3. 1,057 views
what is a standard solution?
1. 1 answer
2. asked by Nancy
3. 353 views
what is a standard solution? and what is a function of an indicator in a titration?
1. 2 answers
2. asked by Nancy
3. 843 views
Hello!I am trying to formulate the following sentence correctly: 1. "I plan to continue my education on the graduate study
1. 1 answer
2. asked by Mark
3. 401 views
1)You have opened your own word-processing service. You bought a personal computer, and paid $5,000 for it. However, due to the
1. 2 answers
2. asked by Michael
3. 1,628 views
How do I find how many grams of CH3COOH are present in cm^3 of vinegar? Also, how many moles of CH3COOH are present in 2.5 cm^3
1. 1 answer
2. asked by Steven
3. 930 views
Could you produce a cell that contains a 1.0M solution of Fe2+ and Fe3+ ions?
1. 0 answers
2. asked by Wina
3. 402 views
as nezinau kur ka rasyti o man reikia padaryti purchases book
1. 0 answers
2. asked by simona
3. 313 views
It is known from experience that in a certain industry 40 percent of all labour-management disputes are over wages, 40 percent
1. 0 answers
2. asked by Paula
3. 512 views
Specific recharge along the top boundary is 1 mm/day. Write equation for head along the boundary as function of conductivity and
1. 0 answers
2. asked by Yusha
3. 397 views
How many solutions does the following system have:2x + 5y = 10 3x + 6y = 12 Explain how to determine the number of solutions
1. 1 answer
2. asked by Kathy camkat
3. 1,314 views
when they say profitable crop. do they mean that they can use it s money or doe they mean its something they can srnd it across
1. 1 answer
2. asked by bella
3. 361 views
what is your opinion of leadership?I think leadership isn't always about being outspoken and holding a high position in an
1. 1 answer
2. asked by Amy
3. 515 views
Can you help me define persuasive thinking?
1. 1 answer
2. asked by patiance
3. 535 views
uestion: Five cards are dealt from standard deck of 52 cards, what is the probability of being dealt 3 kings?Here is what I have
1. 1 answer
2. asked by marco
3. 1,417 views
"For Richard, a life's meaning is in the independence of the individual. Thtat means that Richard sees life as a quest for
1. 2 answers
2. asked by Aesha
3. 999 views
How many grams of CH3COOH are present in 2.5^3 of vinegar. Also, what is the formula needed to solve? Thanks!
1. 1 answer
2. asked by Steven
3. 415 views
A block is hung by a string from the inside roof of a van. When the van goes straight ahead at a speed of 27 m/s, the block
1. 0 answers
2. asked by Julius
3. 1,017 views
Explain how you would create the users for the sales organization unit and how to set upwork groups in this particular
1. 0 answers
2. asked by diann
3. 845 views
I have this one question that is giving me some trouble trying too figure out. Could one please help me with this one question.B
1. 2 answers
2. asked by David
3. 561 views
which types of sentence would be most approppiate where the main aims of sentencing are rehabilitation and reform
1. 1 answer
2. asked by elizabeth
3. 407 views
In NY the ratio of private homes to apartment is 3:5 . If all the apartments are brick made and 1/10 of the private homes are
1. 0 answers
2. asked by rob
3. 488 views
I need an apa format paper about "How does smoking affect the environment"?
1. 1 answer
2. asked by Kami
3. 1,152 views
3 pipes are used to fill apool with water .Individually they can fill that pool in 9hr ,6hr ,3hr .how many minutes will it take
1. 1 answer
2. asked by rob
3. 600 views
multiple questions:1- Computers are connected to the internet through a)direct connection b)dial up connections through modems
1. 7 answers
2. asked by sweety
3. 1,237 views
assess an infant,Discuss at least two social factors that are impacting the health of your client. Be certain to specifically
1. 1 answer
2. asked by Sree
3. 676 views
Calculate the distance (in km)that Larry runs if he maintains an average speed of 8km/hr for 45 minutes.
1. 1 answer
2. asked by Roger
3. 891 views
(a display of a goods in a store has to be organized in layers so that the 7th layer , from the floor, consist of 28 items while
1. 0 answers
2. asked by Nouvuyo
3. 400 views
determine if the equation of the line f(x) = x + 1 a function using the Vertical Line Test?
1. 0 answers
2. asked by laura Mills
3. 436 views
find the point on the graph of y=x^2 where the tangent line is parallel to the line 2x-y=2
1. 1 answer
2. asked by Chris
3. 416 views
what is the next two fractions and the pattern is here is the fraction 1,1/4,1/9,1/10,_,_
1. 1 answer
2. asked by mike
3. 334 views
What is the concentraton of a solution made by dissolving 0.5 moles of solute in 9.0 liters of water?
1. 1 answer
2. asked by Juliettte
3. 395 views
Write an equation that forms a system of equations with x + y = 4, so that the system has:a) No solution b) Infinitely many
1. 3 answers
2. asked by Rebecca
3. 2,025 views
What would be the concentration of a solution made by dissolving 0.5 moles of KCl in 750ml liters of water?
1. 1 answer
2. asked by Juliettte
3. 456 views
A water sample saturated in CaF2 has Ca2+ of 115 ppm (115g Ca2+ per 10^6g water sample). What is the F- ion content of the water
1. 1 answer
2. asked by Jenny
3. 1,501 views
If you dissolve 5.0g of NaCl in 3.0 liters of water, what is the concentration of the solution?
1. 0 answers
2. asked by Juliettte
3. 386 views
The distribution of time to respond to an e-mail is uniform with a minimum value of 0 and a maximum value of 10 days.What is the
1. 1 answer
2. asked by Nicole
3. 385 views
IF A HYPOTENUSE HAS A RATIO OF 1;2 AND THE ALTITUDE IS SIX WHAT DO I DO TO SLOVE THIS PROMBLEM
1. 1 answer
2. asked by Anonymous
3. 530 views
A 5.10-g sample of iron is heated from 36.0 C to 75.0 C. The amount of energy required is 89.5 J. the specific heat capacity of
1. 1 answer
2. asked by emily
3. 589 views
what is the specific heat of silver if it takes 0.300 joules of enegry to raise 0.500 grams of silver from 25.0 C to 27.5 C?
1. 1 answer
2. asked by emily
3. 423 views
if a 100g sample of water at 60.0 C is added to a 100.0 g sample of water at 10.0 C, determine the final temperature of the
1. 2 answers
2. asked by emily
3. 1,123 views
Find the perimeter and area of a right triangle if one leg measures 24 ft. and the other leg measures 70 ft. Please show the
1. 1 answer
2. asked by allen
3. 457 views
I am doing a formal paper about the book The Great Gatsby and how the character's American Dreams cause them to have pain when
1. 3 answers
2. asked by Hans
3. 880 views

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