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Tom

Questions and answers by Tom

Questions (685)

For the geometric series, S4/S8 = 1/17. Determine the first three terms of the series if the first term is 3.
1. 4 answers
2. 2,316 views
A car driving along a highway at a speed of 23 m/s strays onto the shoulder. Evenly spaced parallel grooves called “rumble
1. 6 answers
2. 2,370 views
What is the bond order of OH- and OH+?I tried to solve it but couldn't so Im about to give up. Help me please.
1. 10 answers
2. 4,766 views
A 4.5 cm tall object is placed 20 cm in front of a spherical mirror. It is desired to produce a virtual image that is upright
1. 3 answers
2. 3,873 views
The position of an object connected to a spring varies with time according to the expression x = (7.1 cm) sin (2.1π t). Find(a)
1. 4 answers
2. 7,166 views
The piperazine content of an impure commercial material can be determined by precipitating and weighing the diacetate:(C2H4)2N2H
1. 4 answers
2. 3,123 views
In a middle school computer club, 3/8 of the members are girls. Of the girls in the club, 2/5 are 6 graders. Write and solve an
1. 5 answers
2. 2,316 views
How is it that contact lenses can be thinner than bifocales but just as effective at fixing someone's sight?The power or 1/f of
1. 1 answer
2. 605 views
I am needing to find information on identifying the linquistic, political, social economic, religious and familial conventions
1. 6 answers
2. 700 views
Please exlain how I "use the power of ten to change each to a decimal". I was in a band lesson when my math teacher taught this.
1. 1 answer
2. 500 views
thanks for the answers, but I need to know how to solve the problems, so I can finish the remainder of my homework.Use a power
1. 1 answer
2. 471 views
In unit-vector notation, what is the sum of vector a =(4m)i + (3m)j and vector b= (-13m)i +(7m)j?a)I got (27m)i +(10m)j but the
1. 1 answer
2. 1,090 views
Using the 4 step method fidn the derivative of F(x) =1/(x^2)1) I got /(x^2+2xh+h^2) 2)2xh+h^2/(x^2+2xh+h^2)(x^2)
1. 1 answer
2. 495 views
7^2006Solving problems with "to the power of" IT works better if you post a problem you have having difficulty with, and explain
1. 1 answer
2. 401 views
Water is leaking out of an inverted conical tank at a rate of 500 cubic centimeters per min at the same time that water is being
1. 1 answer
2. 589 views
Do liquids have momentum?Does the shape of an object affect the rate at which it will fall? Do thicker substances protect
1. 1 answer
2. 446 views
If an egg falls into apple sauce or water, is it an inelastic collision?http://en.wikipedia.org/wiki/Inelastic_collision and
1. 1 answer
2. 494 views
I forgot some stuff from my 7th grade algebra class about complex numbers...like what do you do with a problem like this5+5i 3-i
1. 1 answer
2. 613 views
A Norman window has the shape of a semicircle atop a rectangle so that the diameter of the semicircle is equal to the width of
1. 1 answer
2. 1,183 views
yeah..I have to write about a famous French person.What was Napoleon Boneparte's effect on the society and world at the
1. 1 answer
2. 557 views
How do you create a word problem using unit rate?Please check the explanation at this site --
1. 1 answer
2. 535 views
given (e^x)sin3x = Im((e^x)(e^i3x)) Integrate (e^x)sin3x.dxYou can just take the imaginary part of the integral of
1. 1 answer
2. 544 views
If (e^x)(sin3x)=Im ((e^x)(e^i3x))integrate (e^x)(sin3x) I get the answer(e^x)(cos3x-3sin3x) +C My book gets the answer
1. 2 answers
2. 557 views
use the formulacos(x+iy)=cosxcosiy-sinxsiniy to find two imaginary numbers whose cosine is 3 cos(x+iy)=cosxcosiy-sinxsiniy =
1. 1 answer
2. 612 views
Solve the inequality--7z<21 See my answers to <B>Jill</B> and <B>Sarah</B>. I hope this helps. Thanks for asking.
1. 1 answer
2. 402 views
what is accountability and what is its relationship to a) accounting b) an organisation's responsibilities?thx
1. 1 answer
2. 342 views
A cylinder has a radius of 5 in. if the volume of the cylinder is250pi in ^3 what is the height of the cylinder V=pi r^2 h
1. 1 answer
2. 473 views
At 462degrees, the reaction(1) heat + 2 NOCl(g) <=====> 2 NO(g) + Cl2(g) has an equilibrium constant, Keq = 8.0 x 10-2. a) What
1. 3 answers
2. 1,060 views
I have no idea how to start this problem can some one explain to meam i suppose to divid 1/10 by 1/4 which i get 4 but i feel i
1. 1 answer
2. 405 views
Science and medicine. Find the time required for an object to fall to the ground from a building that is 1400 ft high.using the
1. 1 answer
2. 522 views
What kind intermolecular force do you expect in the following substance?1. Hydrogen iodide 2. Kryptone 1. strong, due to
1. 1 answer
2. 446 views
Classify each of the follwing by the type of solid(molecular, ionic, metallic, covalent network)it will form:a) Na b) Fe c) SiO2
1. 2 answers
2. 601 views
What is the thermal expansion of brass per deg F?http://www.engineeringtoolbox.com/thermal-expansion-metals-d_859.html
1. 1 answer
2. 614 views
The standard solution of FeSCN2+ (prepared by combining 9.00 mL of 0.200 M Fe(NO3)3 w/1.00 mL of 0.0020 M KSCN) has an
1. 7 answers
2. 2,432 views
What would happen if bird flu made it into the australian bird population?
1. 3 answers
2. 438 views
Explain why urban exclusion appears to be growing in large cities.I thought along the lines of large cities=large
1. 1 answer
2. 461 views
Atom-Particle that cannont be divided in half becasue it is in its smallest form.Reactants-Substances that exist before the
1. 2 answers
2. 606 views
What is the largest possible displacement resulting from two displacements with magnitudes 3 m and 10 m? do you have to use
1. 1 answer
2. 491 views
Can a resultant of two vectors be negative?
1. 2 answers
2. 1,138 views
A tcar left Purm and traveled west at 70 km/h. Two hours later another car left purm and traveled east at 90km/h. How many hours
1. 1 answer
2. 376 views
Yesterday, Jason had a sample of helium indoors (T = 23oC) in a sealed container, with a pressure of 760 mm Hg. He got bored and
1. 2 answers
2. 816 views
The reduction potentials for the species involved in an electrochemical cell are as follows:M+ + e– => M is 0.20 V J+ + e–
1. 1 answer
2. 416 views
question: img75.imageshack.us/my.php?image=dsc00702gn9.jpgThe answer key said the answer is "C"...HOW!?!??!?!!? Please explain
1. 3 answers
2. 417 views
create an incident report about a bank hold-up, using well constructed paragraphs, logical transitions, consistency, and
1. 2 answers
2. 500 views
Could someone give me an example of how to create an incident report about a bank hold-up, using well constructed paragraphs,
1. 2 answers
2. 491 views
How are data and information used within the human services organizations to support organizational planning?
1. 1 answer
2. 398 views
A rocket is launched upward and then falls to the ground. The height of the rocket above the ground is h= -16t^2 - 400t where h
1. 4 answers
2. 1,614 views
Randall is playing a game that involves drawing a card from a deck. There are 10 cards numbered from 1 to 10. If Randall draws a
1. 2 answers
2. 565 views
Why are integrated information management systems important in human service organizations? Give an example to support
1. 2 answers
2. 1,107 views
Find the distance light travels from its starting point, S to its final point, F by traveling two different paths: Reflecting
1. 4 answers
2. 715 views
Does anyone have any information on Mark Fuhrman that you can provide from the O.J. trial. What role did he play in this case?
1. 1 answer
2. 386 views
3x^3 -15x^2 -13x-4what are the zeros of this problem?
1. 3 answers
2. 297 views
The Escobedo and Miranda Laws are landmark court decisions that impact the manner in which law enforcement intQuestion Details:
1. 9 answers
2. 797 views
Describe functions of organizational networks and specialized criminal justice databases, recognizing that technology is rapidly
1. 2 answers
2. 641 views
how criminal justice professionals can best communicate with person's with hearing impairments, gang members, and the elderly
1. 6 answers
2. 396 views
Imagine you were an officer confronted with a hostage situation. Explain how you would use the twelve stagesexplain how you
1. 3 answers
2. 508 views
Do we even need Miranda anymore, doesnt everyone already know the warning?
1. 1 answer
2. 806 views
I need to develop a management and sustainment plan that you think will alleviate water pollution, any ideas where I would
1. 1 answer
2. 337 views
I just did a lab on potential difference/voltage, resistance, and current.What would be good title for my lab? Thank You.
1. 3 answers
2. 612 views
1. (sinx/cscx)+(cosx/secx)=12. (1/sinxcosx)-(cosx/sinx)=tanx 3. (1/1+cos s)=csc^2 s-csc s cot s 4.
1. 2 answers
2. 673 views
• The article I chose is: how stuff works – communication.The type of introduction that the writer used was to include
1. 2 answers
2. 527 views
I did a lab on the potential difference and how it relates to the number of batteries connected.What would be a good title for
1. 1 answer
2. 409 views
Does anyone know how to calculate cost of savings when calculating the net present value? The NPV was given and I have to backed
1. 1 answer
2. 382 views
Which of the following statements is NOT true in regards to water, ethanol, and isopropanol?A. Two lone pairs of electrons are
1. 2 answers
2. 608 views
Hexane is a hydrocarbon (a molecule containing only carbon and hydrogen) with a molecular weight of 86.18 g/mol,a density of
1. 2 answers
2. 538 views
Which of the following is NOT true about the thermodynamic standard state?A. A solid is in its standard state when the
1. 4 answers
2. 1,299 views
Which of the following is the formation reaction for CaO(s) ?A. Ca2+(aq) + O2–(aq) CaO(s) B. Ca(s) + .5O2(g) CaO(s). C. CaO(s)
1. 3 answers
2. 1,270 views
Effect of Food habits on GIT problems of Adolescence
1. 1 answer
2. 461 views
An urn contains 7 red marbles labeled {1,2,3,4,5,6,7} and 5 green marbles labeled {1,2,3,4,5}. Four marbles are pulled out at
1. 4 answers
2. 500 views
What is the probably that a five-card hand dealt from a standard deck of cards will include four cards of the same alue? (This
1. 3 answers
2. 599 views
A fair coin is tossed ten times in a row.What is the probability that "heads" comes up at least eight times? I got an answer of
1. 1 answer
2. 464 views
Sorry for posting so many topics, but I really need help on this stuff. I recently lost my work I did on a separate sheet from 2
1. 4 answers
2. 632 views
Sorry for posting so many topics, but I really need help on this stuff. I recently lost my work I did on a separate sheet from 2
1. 4 answers
2. 617 views
A traingle has an area 48sqaure cm and its shorter sides have lenghts 9 cm and 12cm. Find the largest angle of the triangle
1. 1 answer
2. 420 views
I'm pretty sure that OH- has a bond order of 1. OH+ has a bond oder of 1. confirm this please.
1. 2 answers
2. 572 views
Only a chemist can be trusted with the combination to the safe containing a ton of money. The combination is the pH of solution
1. 2 answers
2. 675 views
In Romeo and Juliet, I remember there was something with the disruption of time. Something made the timeline of the play very
1. 1 answer
2. 463 views
can someone explain how a "solenoid" wire works?
1. 3 answers
2. 450 views
Where can I find a picture of the molecular orbital diagram for OH-?
1. 1 answer
2. 402 views
Captain Kirk, of the Starship Enterprise, has been told by his superiors that only a chemist can be trusted with the combination
1. 4 answers
2. 1,493 views
A chemist wishes to determine the concentration of CrO4-2 ions electrochemically. A cell is constructed consisting of saturated
1. 4 answers
2. 1,386 views
Captain Kirk, of the Starship Enterprise, has been told by his superiors that only a chemist can be trusted with the combination
1. 3 answers
2. 965 views
Is the molecular geometry around the carbon atom(s)trans-1,2 difluroethylene a trigonal planar? I'm pretty sure it is, but I
1. 2 answers
2. 783 views
A charged object attracts a neutral object...but why do they repel afterwards?
1. 3 answers
2. 473 views
point (-3, 8) is on the graph y=f(x)find the new point on: y = f(x - 2) -3
1. 1 answer
2. 471 views
please explain how you got the answercar A - 20m/s car B - 30m/s Assume that both cars are 5m long. Suppose that car B is 20m
1. 3 answers
2. 1,072 views
Balance the equation:_MnO4– + _H+ + _Fe2+ => _Mn2+ + _H2O + _Fe3+ How do you do balance this redox reaction?
1. 5 answers
2. 530 views
Please check and let me know which ones are wrong Thank you Tom31.I had hoped the police would blame Bruce, not ___. _x_ me __
1. 10 answers
2. 896 views
What is neurological psychological theory?How did neurological psychological theory get established? I am doing a paperand can
1. 3 answers
2. 538 views
Can someone please give me an example how sense and perception and behavior are link togetherI am not sure if I am understanding
1. 2 answers
2. 1,128 views
When was first microscope invented?
1. 1 answer
2. 362 views
I know this is alot of text, but i'm having trouble understanding what my professor is asking...Study questions and Homework:
1. 1 answer
2. 508 views
Equation:RCF=NCF/(1+Pi)^t Can somebody show me how to rearrange the equation to solve for Pi.
1. 1 answer
2. 457 views
What were Thomas Jefferson's most notable accomplishments during his time as president? Thanks for the help!
1. 3 answers
2. 452 views
Use the power-reducing formulas to rewrite the expression in terms of the first power of the cosine.[#1.] (sin^4x)(cos^4x) [#2.]
1. 2 answers
2. 707 views
Physical properties are those that you can detect with your senses: sight, hearing, touch, taste, smell. With just a glass of
1. 2 answers
2. 627 views
Materials-sandwich-sized plastic ziplock bag -graduated cylinder -paper cup -rubber band -measuring spoons -vinegar -baking soda
1. 2 answers
2. 493 views
I'm looking for a succinct way to help one of my sales guys write better. His syntax and use of verbs and adjectives is often
1. 2 answers
2. 490 views
Chapter 7, Why does Karen say they should be careful about who they see?It is because Karen likes Conrad? OR that she's telling
1. 1 answer
2. 393 views
what were the firstsubstnces to be discovered
1. 1 answer
2. 238 views

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