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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 answer
asked by
Jen
4,309 views
The rate law for the reaction
2NO (g) + Cl2 (g) -> 2NOCl (g) is given by rate = k[NO][Cl2] A mechanism involving the following
4 answers
asked by
Christine
4,053 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
2 answers
asked by
tara
3,138 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,
0 answers
asked by
MARK
3,043 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
5 answers
asked by
Student
2,369 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=
2 answers
asked by
Jen
2,066 views
COMPOUND 1
CH2=CH-CH-OH ________| _______CH3 COMPOUND 2 _____________O ____________// CH3-CH-CH2-C _____|______\ ____CH3______OH
0 answers
asked by
Shane
1,428 views
"In this exercise you'll write an essay supporting a generalization you've stated about some topic."
Any ideas for
7 answers
asked by
Claire
1,387 views
I need to write a short essay about the Bible's influence on an artist.
Listed are Michelangelo, da Vinci, Durer, Rembrandt,
1 answer
asked by
Claire
1,268 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
0 answers
asked by
Margie
1,112 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
32 answers
asked by
Jennifer
1,040 views
After helping me to understand this, could you please tell me the specific names for these functional groups:
AMINE: NH2 AMIDE:
0 answers
asked by
Sean
1,026 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 answer
asked by
bolometric
1,018 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
0 answers
asked by
Susane
1,017 views
why not #1?
"Island Boy" by Barbra Cooney, is a good choice for literature curriculum in the primary grades because it: 1. is
0 answers
asked by
Karin
996 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.
0 answers
asked by
Freddy
978 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
4 answers
asked by
Issac
949 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 answer
asked by
OLIVIA
947 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 answer
asked by
COFFEE
924 views
Religion can affect people in many different ways. List at least two effects that organized religion has had on society and give
1 answer
asked by
Christy
875 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
0 answers
asked by
DrBob222
873 views
Take one of the verses from "The Rubáiyát" and rewrite it in modern, informal English. Your verses should have a title and be
0 answers
asked by
Claire
833 views
prevent the contents of the intestine from mixing with bodily fluid on the other side of the epithelium?
The statement you made
0 answers
asked by
Nadia
819 views
Solve:
cos(2x-180) - sin(x-90)=0 my work: cos2xcos180 + sin2xsin180= sinxcos90 - sin90cosx -cos2x - sin2x= cosx -cos^2x + sin^2x
0 answers
asked by
Jess
815 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
0 answers
asked by
MARK
802 views
What is the empirical distinction between emission and absorption spectra? In general terms, how did Niels Bohr explain each of
0 answers
asked by
Raj
796 views
Two sinussoidal waves identical except for phase travel in the same direction along a string and interfere to produce a
0 answers
asked by
Susane
788 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 -
0 answers
asked by
Jess
782 views
how do you diverse fractions to decimals and visa versa
Just take the top number and divide it by the bottom one. For example, if
0 answers
asked by
CHRIS
779 views
I have this question in front of me concerning Methanol (CH3OH) & how geseous methanol is formed via the following
0 answers
asked by
Travis
776 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 ;)
0 answers
asked by
bertie
749 views
Please provide me with other words using the following: views, player, remote, exits, laces and newer.
Thank You. To find
0 answers
asked by
Anonymous
747 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
0 answers
asked by
Margie
743 views
Factor the following. You will earn 5 points for each polynomial that is factored correctly. Please label your individual
0 answers
asked by
Margie
710 views
Explain why erosion is less of a problem in the west than the east
Erosion by water is less in the west, because there is less
1 answer
asked by
oliver
709 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
0 answers
asked by
Lucy
709 views
Imagine a landing craft approaching the surface of Callisto, one of Jupiter's moons. If the engine provides an upward force
0 answers
asked by
COFFEE
707 views
True or False. A democratic form of government is one in which a president holds the most power.
http://www.answers.com/democracy
0 answers
asked by
Emily
705 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
0 answers
asked by
Mary
694 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
0 answers
asked by
Amy
687 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
0 answers
asked by
Carli
680 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
0 answers
asked by
Physics help
673 views
which type of binary can have their sizes measured directly by photometry
0 answers
asked by
bolometric
669 views
I am currently reading the Feminine Mystique by Betty Friedan for language class. I need only one passage that is the most
0 answers
asked by
Michelle
661 views
Would you say that the diction is simple and straight forward? The text is pretty easy to read and comprend. Steinbeck's style
0 answers
asked by
sarah
656 views
From previous answers to this question:
------------------- Posted by Ms. Sue on Tuesday, June 20, 2006 at 9:47am. Check these
0 answers
asked by
Writeacher
652 views
I know that every element has only a certain set of allowed energy states & that the exact energy of these states depends upon
0 answers
asked by
duncan
644 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
0 answers
asked by
kim
642 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
0 answers
asked by
Tammy
633 views
What is a reciprocal
A number's "flip". Like if you have 2/3, it's reciprocal would be 3/2. If you have a whole number like 5,
0 answers
asked by
Selena
630 views
http://en.wikipedia.org/wiki/Thomas_paine
Try Thomas Paine's <i>Common Sense</i>. =) I have the same assignment as Carli!! I need
0 answers
asked by
Writeacher
625 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 answer
asked by
Aubrey
623 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
0 answers
asked by
Margie
615 views
Is there any data about the use of nichrome heating, for instance:
a nichrome element in the cables of electric kettles, geysers
0 answers
asked by
tigger needs help
611 views
How can an understanding of the "mortality factor" lead to a successful biological control of pests in agriculture &
0 answers
asked by
Ryan
609 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
0 answers
asked by
Marisol
608 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
0 answers
asked by
Kelai
601 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 answer
asked by
Noemi
598 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,
0 answers
asked by
Rob
592 views
direction state : solve each system by addition. if a unique solution does not exist, state whether the system is consistent or
0 answers
asked by
jasmine20
591 views
problem #1
(1+x)/(2x+3)<1 algebraically problem #2 1/(x^2+2x+1) > 2 graphically TIA please ignore this
0 answers
asked by
Jen
583 views
What's the number of stage micrometer units in 10 ocular units using 4x, 10x, and 43x objectives ?
0 answers
asked by
Tay
582 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
0 answers
asked by
cantsay
581 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
0 answers
asked by
jen
581 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
0 answers
asked by
sam
568 views
If, for a second-order reaction, the elapsed time after the first half-life is 338.871 seconds, the elapsed time after four
0 answers
asked by
Rob
563 views
When Was Oprah Winfrey Born?
Look her up here: http://www.biography.com =)
0 answers
asked by
Kierra
560 views
What are some important things that can be found in Washington D.C.?
http://www.fodors.com/miniguides/mgresults.cfm?destination=w
0 answers
asked by
Emily
558 views
What is the structural formulae for the equation for the hydrolysis of lactose?
0 answers
asked by
Samantha
557 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 answer
asked by
Angelina
551 views
Where are the rest stops/gas stations located along the highway? Why?
Plz help, asap. Thanks so much. next to overpasses of
0 answers
asked by
Kate
548 views
Can you please help me make new words from the following: views, player, remote, exits, lacees and newer. I had fifty and just
0 answers
asked by
Destiny
539 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
0 answers
asked by
sarah
529 views
what messenger RNA attaches during protein construction?
0 answers
asked by
Josselin Peralta
523 views
What is the structural formulae for the equation for the hydrolysis of lactose?
0 answers
asked by
Samantha
519 views
what does / mean in this equation
=(7+45)/2 Divided by. "The quantity 7 + 45 (which would be 52) divided by 2"
0 answers
asked by
victoria
514 views
She is a very capable black woman. How would I make this nonracist and nonagist?
She is a very capable person.
0 answers
asked by
kim
508 views
1/(1+x^2) < 1/2
TIA
0 answers
asked by
Jen
504 views
The temperature at which a reaction is running is increase from 11.052 celsius to 102.567 celsius. If the rate constant
0 answers
asked by
Rob
503 views
How would i go about finding the x and y intercepts of this eqaution?
f(x)=3x/4x+2
0 answers
asked by
Mant
497 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%
0 answers
asked by
Christine
497 views
how to express 3+4i in polar form
0 answers
asked by
Icon44
491 views
how do i calculate the mols of sulfuric acid ?
mols = grams/molar mass
0 answers
asked by
Deon
482 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
0 answers
asked by
catalina
479 views
In no more than three sentences I must state the "Hubble relationship" in words AND quantify numerically what it says about the
0 answers
asked by
Anonymous
465 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
0 answers
asked by
laura
454 views
What formula do I need to use to find the missing length of right triangles? Please help.
a^2 + b^2 = c^2
0 answers
asked by
Morgan
452 views
What is the used to demonstrate that the DNA molecule is a helix?
0 answers
asked by
Josselin Peralta
416 views
How is The Pythagorean Theroem and the Distance formula the same?
0 answers
asked by
Mary Ann
404 views
What is a reciprocal?
The reciprocal of x is 1/x; of 15 is 1/15.
0 answers
asked by
Selena
397 views
What is the determinant of 1/10 1/5
1/8 1/3 as a fraction
0 answers
asked by
Bryan
357 views
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