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Questions Asked on February 7, 2007

A variable 'f' varies jointly as 'g' and the square of 'h' and inversely as 'j'. If f=-14 when g=5, h=8, j=20, what is 'f' when
1. 1 answer
2. asked by Jen
3. 4,271 views
The rate law for the reaction2NO (g) + Cl2 (g) -> 2NOCl (g) is given by rate = k[NO][Cl2] A mechanism involving the following
1. 4 answers
2. asked by Christine
3. 3,989 views
1.Write 4x4x4x4x4 as a power of 4.Answer: 4^5 2. Evaluate. 72 divide 8-9 divide 3 Answer: 0 3. Give the place value for the
1. 2 answers
2. asked by tara
3. 3,097 views
What type of bonding holds the compound, sodium cyanide, together?The CN bond is covalent. The Na to CN bond is, in most minds,
1. 0 answers
2. asked by MARK
3. 2,994 views
1) Given the side of a square pyramid is 6cm and the altitude is 4cm calculate the surface area.2) Given the side of a square
1. 5 answers
2. asked by Student
3. 2,333 views
A variable 'm' varies directly as 'a' and inversely as 'b'. If m=6 when a=7 and b=4, what is 'm' when a=9 and b=12?M=
1. 2 answers
2. asked by Jen
3. 2,024 views
COMPOUND 1CH2=CH-CH-OH ________| _______CH3 COMPOUND 2 _____________O ____________// CH3-CH-CH2-C _____|______\ ____CH3______OH
1. 0 answers
2. asked by Shane
3. 1,387 views
"In this exercise you'll write an essay supporting a generalization you've stated about some topic."Any ideas for
1. 7 answers
2. asked by Claire
3. 1,343 views
I need to write a short essay about the Bible's influence on an artist.Listed are Michelangelo, da Vinci, Durer, Rembrandt,
1. 1 answer
2. asked by Claire
3. 1,229 views
1. Which line is the flattest (or is less steep)? Why?a.y = 5x -6 b.y = 5x + 6 c.y = x - 3 d.y = 1/2x + 3 I think It is C.It has
1. 0 answers
2. asked by Margie
3. 1,067 views
After helping me to understand this, could you please tell me the specific names for these functional groups:AMINE: NH2 AMIDE:
1. 0 answers
2. asked by Sean
3. 997 views
As a health project, I have to make some sort of presentation expressing ANYTHING in health. Like I have to make a poster on the
1. 32 answers
2. asked by Jennifer
3. 995 views
what is the typical main sequence lifetime of a M-type star?Thank you for using the Jiskha Homework Help Forum. Here is a nice
1. 1 answer
2. asked by bolometric
3. 975 views
why not #1?"Island Boy" by Barbra Cooney, is a good choice for literature curriculum in the primary grades because it: 1. is
1. 0 answers
2. asked by Karin
3. 967 views
A nylon string has a linear density of 7.2g/m and is under a tension of 150N. The fixed supports are 90cm apart. The string is
1. 0 answers
2. asked by Susane
3. 966 views
All of the following refer to the Economy of Ecoland:- GDP in 1990 is $1000 - Annual inflation is 5% per year from 1991 - 1995.
1. 0 answers
2. asked by Freddy
3. 929 views
A proton (with a mass, mp = 1.673 x 10^-27 kg & electrical charge, e = 1.602 x 10^-19) and an electron (with a mass, me = 9.109
1. 1 answer
2. asked by OLIVIA
3. 902 views
1. The half-life of a first-order reaction is 9.89 minutes. How many minutes will have elapsed after 27 half-lives?My answer is
1. 4 answers
2. asked by Issac
3. 898 views
Four balls are suspended by cords. The longer, top cord loops over a frictionless pulley and pulls with a force of magnitude 95
1. 1 answer
2. asked by COFFEE
3. 882 views
Count the electrons. HCN I see 10.NCCN I see 18. What noble gas has an atomic number of 10? of 18? State the noble gas whose
1. 0 answers
2. asked by DrBob222
3. 832 views
Religion can affect people in many different ways. List at least two effects that organized religion has had on society and give
1. 1 answer
2. asked by Christy
3. 832 views
Take one of the verses from "The Rubáiyát" and rewrite it in modern, informal English. Your verses should have a title and be
1. 0 answers
2. asked by Claire
3. 789 views
prevent the contents of the intestine from mixing with bodily fluid on the other side of the epithelium?The statement you made
1. 0 answers
2. asked by Nadia
3. 785 views
Solve:cos(2x-180) - sin(x-90)=0 my work: cos2xcos180 + sin2xsin180= sinxcos90 - sin90cosx -cos2x - sin2x= cosx -cos^2x + sin^2x
1. 0 answers
2. asked by Jess
3. 771 views
What is the empirical distinction between emission and absorption spectra? In general terms, how did Niels Bohr explain each of
1. 0 answers
2. asked by Raj
3. 765 views
Given assumed valencies: H=1, N=3, & C=4 i am now required to draw the structural formulae of HYDROGEN CYANIDE and CYANOGEN.<b>H
1. 0 answers
2. asked by MARK
3. 762 views
Two sinussoidal waves identical except for phase travel in the same direction along a string and interfere to produce a
1. 0 answers
2. asked by Susane
3. 747 views
I have this question in front of me concerning Methanol (CH3OH) & how geseous methanol is formed via the following
1. 0 answers
2. asked by Travis
3. 743 views
How do I solve this? My work has led me to a dead end.tan(45-x) + cot(45-x) =4 my work: (tan45 - tanx)/(1+ tan45tanx) + (cot45 -
1. 0 answers
2. asked by Jess
3. 729 views
how do you diverse fractions to decimals and visa versaJust take the top number and divide it by the bottom one. For example, if
1. 0 answers
2. asked by CHRIS
3. 720 views
Please provide me with other words using the following: views, player, remote, exits, laces and newer.Thank You. To find
1. 0 answers
2. asked by Anonymous
3. 711 views
hi,Can you please double check to see if i have got this right? Is the empirical formual for oxide of arsenic As2O5? Cheers ;)
1. 0 answers
2. asked by bertie
3. 705 views
5. Find the x and y intercepts of each linear equation. Be sure to write your answers as ordered pairs.a.y=3x-6 b.6y=-x+2 Set x
1. 0 answers
2. asked by Margie
3. 683 views
True or False. A democratic form of government is one in which a president holds the most power.http://www.answers.com/democracy
1. 0 answers
2. asked by Emily
3. 676 views
Explain why erosion is less of a problem in the west than the eastErosion by water is less in the west, because there is less
1. 1 answer
2. asked by oliver
3. 675 views
A drop of oil volume 0.05cm^3 is released from a medicine dropper on to a calm surface of a pond where it spreads out to cover
1. 0 answers
2. asked by Lucy
3. 672 views
Factor the following. You will earn 5 points for each polynomial that is factored correctly. Please label your individual
1. 0 answers
2. asked by Margie
3. 665 views
Imagine a landing craft approaching the surface of Callisto, one of Jupiter's moons. If the engine provides an upward force
1. 0 answers
2. asked by COFFEE
3. 663 views
I'm so lost. We're working on limits for this assignment and I get that, but my difficulty lies in breaking down the original
1. 0 answers
2. asked by Amy
3. 649 views
I have to write an essay and my topic is "writing that changed the world." It can be a speech, article, essay, or excerpt from a
1. 0 answers
2. asked by Carli
3. 648 views
Two identical traveling waves moving in the same direction are out of phase by pi/2 rad. What is the amplitude Y of the two
1. 0 answers
2. asked by Physics help
3. 641 views
which type of binary can have their sizes measured directly by photometry
1. 0 answers
2. asked by bolometric
3. 632 views
I am currently reading the Feminine Mystique by Betty Friedan for language class. I need only one passage that is the most
1. 0 answers
2. asked by Michelle
3. 631 views
On Monday you helped me to understand and answer the one question, but I am not too sure if they want all the calculations that
1. 0 answers
2. asked by Mary
3. 631 views
Would you say that the diction is simple and straight forward? The text is pretty easy to read and comprend. Steinbeck's style
1. 0 answers
2. asked by sarah
3. 619 views
I know that every element has only a certain set of allowed energy states & that the exact energy of these states depends upon
1. 0 answers
2. asked by duncan
3. 611 views
From previous answers to this question:------------------- Posted by Ms. Sue on Tuesday, June 20, 2006 at 9:47am. Check these
1. 0 answers
2. asked by Writeacher
3. 601 views
The activation energy of a certain reaction is 30.3 kJ/mol. At 20 C, the rate constant is 0.0130 s^{-1}. At what temperature
1. 0 answers
2. asked by kim
3. 600 views
What is the mass of 0.005 moles of camphor, urea, and potassium ethanoate? Thanks in advance.You need to look up the formula of
1. 1 answer
2. asked by Aubrey
3. 596 views
http://en.wikipedia.org/wiki/Thomas_paineTry Thomas Paine's <i>Common Sense</i>. =) I have the same assignment as Carli!! I need
1. 0 answers
2. asked by Writeacher
3. 595 views
How can an understanding of the "mortality factor" lead to a successful biological control of pests in agriculture &
1. 0 answers
2. asked by Ryan
3. 584 views
Trolley B will be at rest and trolley A will be given a push such that it collides with B, and they both move as one mass after
1. 0 answers
2. asked by Tammy
3. 583 views
What is a reciprocalA number's "flip". Like if you have 2/3, it's reciprocal would be 3/2. If you have a whole number like 5,
1. 0 answers
2. asked by Selena
3. 580 views
thanks...even though you didn't help me with that you still helped me..You're welcome. Like BobPursley told you, I just can't
1. 0 answers
2. asked by Margie
3. 571 views
Is there any data about the use of nichrome heating, for instance:a nichrome element in the cables of electric kettles, geysers
1. 0 answers
2. asked by tigger needs help
3. 571 views
Consider the reaction A ==> B. If the reaction is first-order in A with the initial concentration A being 6.048M, what is the
1. 0 answers
2. asked by Marisol
3. 566 views
what is 3/7 * 2/10=and 5/6*2/3= , 1/2*1/4=,4/5*3/5=,2/3*3/8=,1/7*5/9= (Broken Link Removed) 3*2 = 6 7*10 = 70 Answer to the
1. 1 answer
2. asked by Noemi
3. 565 views
Suppose that we strike a bargain, and we agree that in this chapter, for every problem you do right, I will pay you $.86 and
1. 0 answers
2. asked by Kelai
3. 560 views
direction state : solve each system by addition. if a unique solution does not exist, state whether the system is consistent or
1. 0 answers
2. asked by jasmine20
3. 553 views
how big did the rainforests start out to be at the begining of time?At the beginning of time, there were no forests, only
1. 0 answers
2. asked by cantsay
3. 552 views
Consider the equilibrium, A + B <--> C, with K=32.217 and initial concentrations of A,B, and C, of 3.665M, 0.883M, and 3.925M,
1. 0 answers
2. asked by Rob
3. 550 views
What's the number of stage micrometer units in 10 ocular units using 4x, 10x, and 43x objectives ?
1. 0 answers
2. asked by Tay
3. 547 views
problem #1(1+x)/(2x+3)<1 algebraically problem #2 1/(x^2+2x+1) > 2 graphically TIA please ignore this
1. 0 answers
2. asked by Jen
3. 546 views
zeros are i and (1+i)degree of the polynomial 4 constant term 12 How do i do it? (x+i)(x-i)(x-1-i)(x-1+i)=0 ? Where does the 12
1. 0 answers
2. asked by jen
3. 545 views
I need an attention graber to start my paper off. It's on global warming and its effects on the environment. Any help?Here are
1. 0 answers
2. asked by sam
3. 536 views
When Was Oprah Winfrey Born?Look her up here: http://www.biography.com =)
1. 0 answers
2. asked by Kierra
3. 529 views
What are some important things that can be found in Washington D.C.?http://www.fodors.com/miniguides/mgresults.cfm?destination=w
1. 0 answers
2. asked by Emily
3. 529 views
If, for a second-order reaction, the elapsed time after the first half-life is 338.871 seconds, the elapsed time after four
1. 0 answers
2. asked by Rob
3. 525 views
Where are the rest stops/gas stations located along the highway? Why?Plz help, asap. Thanks so much. next to overpasses of
1. 0 answers
2. asked by Kate
3. 519 views
2/3 + 1/5= 13/15. Is that right or can it be Reduced?You're good to go. That is correct... and 2nd question: It can't be
1. 1 answer
2. asked by Angelina
3. 519 views
What is the structural formulae for the equation for the hydrolysis of lactose?
1. 0 answers
2. asked by Samantha
3. 516 views
Can you please help me make new words from the following: views, player, remote, exits, lacees and newer. I had fifty and just
1. 0 answers
2. asked by Destiny
3. 510 views
what messenger RNA attaches during protein construction?
1. 0 answers
2. asked by Josselin Peralta
3. 499 views
How do work out what the empirical formula for aluminium selenide is?You need to provide the data. It's easier to explain with
1. 0 answers
2. asked by sarah
3. 498 views
What is the structural formulae for the equation for the hydrolysis of lactose?
1. 0 answers
2. asked by Samantha
3. 482 views
what does / mean in this equation=(7+45)/2 Divided by. "The quantity 7 + 45 (which would be 52) divided by 2"
1. 0 answers
2. asked by victoria
3. 478 views
She is a very capable black woman. How would I make this nonracist and nonagist?She is a very capable person.
1. 0 answers
2. asked by kim
3. 477 views
1/(1+x^2) < 1/2TIA
1. 0 answers
2. asked by Jen
3. 472 views
How would i go about finding the x and y intercepts of this eqaution?f(x)=3x/4x+2
1. 0 answers
2. asked by Mant
3. 470 views
The temperature at which a reaction is running is increase from 11.052 celsius to 102.567 celsius. If the rate constant
1. 0 answers
2. asked by Rob
3. 469 views
You inherit $18750 but the conditions are that for the first year, the money must be invested in two stocks paying 10% and 11%
1. 0 answers
2. asked by Christine
3. 461 views
If you add two-thirds of a number to the number itself, you get 40. What is the number?I do not know how to set it up? 2/3n + n
1. 0 answers
2. asked by catalina
3. 456 views
how to express 3+4i in polar form
1. 0 answers
2. asked by Icon44
3. 455 views
how do i calculate the mols of sulfuric acid ?mols = grams/molar mass
1. 0 answers
2. asked by Deon
3. 453 views
In no more than three sentences I must state the "Hubble relationship" in words AND quantify numerically what it says about the
1. 0 answers
2. asked by Anonymous
3. 429 views
What formula do I need to use to find the missing length of right triangles? Please help.a^2 + b^2 = c^2
1. 0 answers
2. asked by Morgan
3. 423 views
1 1/2 * 3 1/5 =1 1/2 = 3/2 3 1/5 = 16/5 Multiply numerator and denominator to arrive at the answer. Be sure and reduce the
1. 0 answers
2. asked by laura
3. 421 views
What is the used to demonstrate that the DNA molecule is a helix?
1. 0 answers
2. asked by Josselin Peralta
3. 390 views
What is a reciprocal?The reciprocal of x is 1/x; of 15 is 1/15.
1. 0 answers
2. asked by Selena
3. 364 views
How is The Pythagorean Theroem and the Distance formula the same?
1. 0 answers
2. asked by Mary Ann
3. 362 views
What is the determinant of 1/10 1/51/8 1/3 as a fraction
1. 0 answers
2. asked by Bryan
3. 327 views

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