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2008
April

Questions Asked on April 25, 2008

if the specifc heat of iron = 0.46J/g C,how much heat is needed to warm 50g of iron from 20C to 100C-- I do not know how to make
1. 2 answers
2. asked by sam
3. 5,971 views
How many grams of NaOH are present in 5.0 mL of a 1.0% (m/v) NaOH solution?
1. 3 answers
2. asked by Rob
3. 5,088 views
Thanks can you check one moreIf it takes 105 calories to warm 100g of aluminium from 20oC to 25oC, what is the specific heat of
1. 5 answers
2. asked by sam
3. 4,531 views
A cube of side length 11.0 cm and made of unknown material floats at the surface between water and oil. The oil has a density of
1. 1 answer
2. asked by Nik
3. 2,958 views
write a polynomial function of least degree with integral coefficients whose zeros include 4 and 2i
1. 1 answer
2. asked by James
3. 1,978 views
The intensity of sunlight reaching the earth is 1360 W/m^2Part A: Assuming all the sunlight is absorbed, what is the
1. 1 answer
2. asked by Jill
3. 1,908 views
The price of 10 pounds of apples is d dollars. If the apples weigh an average of 1 pound for every 6 apples, which of the
1. 1 answer
2. asked by Anonymous
3. 1,623 views
A hydrogen nucleus has a radius of 1 x 10-15 m and the electron is about 5.3 x 10-11 m from the nucleus. Assume the hydrogen
1. 1 answer
2. asked by shanika
3. 1,231 views
Please help, my live tutor and I could spent 2 hours trying to solve these two:find an equation for tangent line y=-1-8^2@
1. 4 answers
2. asked by Pam
3. 1,200 views
two circles whose equations are (x-3)^2+(y-5)^2=25 and (x-7)^2+(y-5)^2=9 intersect in two points. What is the equation of the
1. 3 answers
2. asked by Connie
3. 1,149 views
1. What happens to the pressure and boiling point when there is an increase in altitude?2. What happens to the altitude and
1. 1 answer
2. asked by Chrisy
3. 1,048 views
Which bond is most polar?F-Cl O-P O-S F-F Si-O Which species has the shortest carbon/oxygen bond? carbon monoxide carbon dioxide
1. 3 answers
2. asked by Sania
3. 1,015 views
A golf-course operator must decide what greens fees (prices) to set on rounds of golf. Daily demand during the week is Pd = 36
1. 1 answer
2. asked by Rai
3. 995 views
chnage the word "oh" in the following sentence and still keeping meaning same,Oh!, i have been in a UK.
1. 2 answers
2. asked by Suresh
3. 995 views
describe atleast 4 ways an ectothermic organism's behavior helps it regulate its temperature..this is from lab 11. i don't quite
1. 0 answers
2. asked by Mo
3. 955 views
I'm sure how to work the following problems cant anyone help?1) Write an equation for the parabola with focus (4,0) and
1. 2 answers
2. asked by Jody
3. 927 views
You have four beakers labeled A, B, C, and D. In beaker A, you place 100 grams of silver nitrate and enough water to make 50 mL
1. 1 answer
2. asked by brandi
3. 914 views
-3ln l-2xl/5+2xPlease help. this shouldl read -3ln abs -2x over 5+2x
1. 5 answers
2. asked by Pam
3. 843 views
I need help with writing a description for a business for marketing class and I am stuck. The name of the business isThe Taste
1. 1 answer
2. asked by China
3. 836 views
help me please i don't understand what to do...Calculate the molar entropy of vaporization for liquid hydrogen iodide at its
1. 1 answer
2. asked by trista
3. 829 views
What is the simplest way of defining the phrase "decimal fractions?" A simple definition for my 4th grade class. Thanks alot.
1. 6 answers
2. asked by Ashley
3. 775 views
Prejudice is “a prejudgment, a conviction, reached beforehand, and shaped by preconceived ideas” (Baird pg 21). Most of the
1. 5 answers
2. asked by ramla A
3. 730 views
I am stumped on this homework problem and would like help at least to get me thinking in the right direction: It is a 2-D
1. 1 answer
2. asked by Jamal
3. 729 views
How does frequency, amplitude, and wave shape affect the pitch, intensity, and quality of notes produced by musical instruments.
1. 3 answers
2. asked by Sue
3. 719 views
Bonjour,I just want to make absolutely sure that I now properly understand this: I know how to use negation in a simple
1. 6 answers
2. asked by Anonymous
3. 719 views
One newspaper reported that the mayor received a salary increase of 5%. Another paper reported that the mayor's salary went up
1. 4 answers
2. asked by Autumn
3. 681 views
ok we got this packet that has an answer key and we g0tta show our work of how to get the answer. okayyy... they all seem like
1. 2 answers
2. asked by John
3. 663 views
Differentiating the affects of environment vs the affects of DNA and how they affect "who we are" is often quite difficult.Other
1. 0 answers
2. asked by Will
3. 655 views
Please revise the following. thank you.Professor Abdullah Ahmed An-Naim’s, discussion about Islam, Shari ‘a and freedom of
1. 10 answers
2. asked by Jenny
3. 652 views
At Kinko's, Sean made 56 copies costing $16. Color copies cost $0.75 each and black and white copies cost $0.10 each. How many
1. 3 answers
2. asked by Amber
3. 649 views
what are the three serious contemporary issues regarding the effect of advertising with American culture youth and health, for
1. 1 answer
2. asked by Jean
3. 636 views
so its this picture of a rectangle inscribed in a circle. the circle has a radius of 2. the vertexes of the circle are present
1. 2 answers
2. asked by Alexis
3. 634 views
In what circumstances is the right of free expression in schools not absolute?
1. 1 answer
2. asked by Tyran
3. 616 views
Calculate the equilibrium constant for the weak acid, CH3CH2CO2H, if the aqueous solution of CH3CH2CO2H that has an initial
1. 1 answer
2. asked by help!!
3. 613 views
if it takes 31,500 joules of heat to warm 750g of water, what was the temperature change?My answer: Q = (M) (DeltaT) (c) Delta
1. 1 answer
2. asked by sam
3. 611 views
In what ways do you see psychology used in the environment (work, home, school, etc.) on a daily basis?
1. 2 answers
2. asked by Help Please
3. 605 views
Explain the politics of the consensus and explain the pragmatic political measures Eisenhower used to manage the economy?
1. 1 answer
2. asked by dan
3. 605 views
can someone please help me to give me summary and study material for the poem Silver by Walter de la mare?
1. 2 answers
2. asked by Susan
3. 600 views
How do I do an embedded APA Citation for a picture?I need to put the citation underneath a picture within my report. Thanks Lucy
1. 1 answer
2. asked by Lucy
3. 571 views
Can you explain and give me an example of how to divide decimals using an integer?Please be clear in your explanation because I
1. 1 answer
2. asked by Monica
3. 570 views
i put 1 for the spaces before both of the Fes and got them both wrong but i got the others right. thank youBalance the equation:
1. 6 answers
2. asked by James
3. 567 views
summary of a current issue between Native Americans and the federal government. Identify the legislation that you think is
1. 1 answer
2. asked by Anonymous
3. 562 views
If you were to design a research study at your work (hospital setting) can you give examples of dependent and independent
1. 2 answers
2. asked by Christy
3. 562 views
Watson and Crick, two amazingly intelligent scientists of our time, realized that DNA’s structure had to be compatible with
1. 0 answers
2. asked by Lynn
3. 528 views
Hi there! I have totally got to find out how the Aussie Law is similar to the US law. Anyway I DO like know that like Oz follows
1. 0 answers
2. asked by Minnie
3. 511 views
in my paragraph i mention a name of an author on my work cited page. and i talk about his ideas and thoughts etc.so how do i
1. 2 answers
2. asked by jamie
3. 505 views
In regards to color-blindness, I have a question! (Please make sure to note how the trait is passed on first.)If a woman is
1. 0 answers
2. asked by Will
3. 503 views
What are the differences between utopia and dystopia? What are some current real world references to utopia and dystopia?
1. 1 answer
2. asked by Zach
3. 502 views
Using molecular polarities, discuss the solubility of the carboxylic acids in water.
1. 1 answer
2. asked by Johnathan
3. 497 views
For the reaction H2(g) +S(s)->H2S(s), Triangle H= -20.2 kJ and triangle S= 43.1 J/K. WHen will the reaction be spontaneous?I
1. 0 answers
2. asked by trista
3. 476 views
how do you figure out the derivative, can you give an easy explanation. examples: -100 + 132Q - 20Q^2example: A/(A + 8)
1. 0 answers
2. asked by Rai
3. 475 views
Does anyone here know anything about bowel movements?
1. 4 answers
2. asked by Toby
3. 473 views
If you were to design a research study at your work can you give examples of dependent and independent variables along with any
1. 2 answers
2. asked by Christy
3. 467 views
What evidence did Watson and Crick use to determine that DNA is a helix? Is there another cellular macromolecule that can assume
1. 0 answers
2. asked by Will
3. 465 views
what is an Incipient Civilizations
1. 1 answer
2. asked by LT
3. 464 views
Can someone assist me in determining The Elements That Should Be Present In An Appraisal System?
1. 1 answer
2. asked by Me
3. 451 views
what steps can i take to ensure a propose in why a company should except my proposal
1. 1 answer
2. asked by Jaz
3. 448 views
Multiplysq rt5(3sq rt3-5sq rt9) my answer is 3sq rt15 - 15sq rt5 is this correct? Thanks
1. 1 answer
2. asked by Jack
3. 441 views
If the function ƒ is defined by ƒ(x) = (x - a)(x - b) over (x - c), where 0 < a < b < c, for which of the following values of
1. 1 answer
2. asked by Anonymous
3. 440 views
COMO HACER JUGO DE NARANJA
1. 4 answers
2. asked by BRENDA
3. 437 views
When a jet aircraft flies overhead on a clear day, you can see a trail of water vapour, called a contrail, in it's path. Which
1. 0 answers
2. asked by Ma
3. 428 views
Does nickel from the periodic table bend?
1. 2 answers
2. asked by Brandon
3. 428 views
How protein assists with immunity. Please help
1. 1 answer
2. asked by Dawn
3. 424 views
What is the name of a 3D shape resembling a thick book?
1. 1 answer
2. asked by Mary
3. 395 views
Why are donuts tasty?
1. 1 answer
2. asked by cameron
3. 393 views
How can we to speed up the metabolism
1. 1 answer
2. asked by Dawn
3. 386 views
how do you evaluate these numbers?/-48/-/-20/ -/-51/ I have looked every where and I need help please.
1. 3 answers
2. asked by Sami
3. 384 views
why is refraction important when seomeone uses a camera?
1. 1 answer
2. asked by abi
3. 378 views
Find an equation of a line that is parrellel to the line of each equation:y=2x-7 y=-4x+5 y=x-3
1. 1 answer
2. asked by Marianna
3. 377 views
what is the decimal of 2/3
1. 1 answer
2. asked by jessica
3. 359 views
what is an example of prejudicial and non prejudicial?
1. 3 answers
2. asked by Jami
3. 329 views

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