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April
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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
2 answers
asked by
sam
5,971 views
How many grams of NaOH are present in 5.0 mL of a 1.0% (m/v) NaOH solution?
3 answers
asked by
Rob
5,088 views
Thanks can you check one more
If it takes 105 calories to warm 100g of aluminium from 20oC to 25oC, what is the specific heat of
5 answers
asked by
sam
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 answer
asked by
Nik
2,958 views
write a polynomial function of least degree with integral coefficients whose zeros include 4 and 2i
1 answer
asked by
James
1,978 views
The intensity of sunlight reaching the earth is 1360 W/m^2
Part A: Assuming all the sunlight is absorbed, what is the
1 answer
asked by
Jill
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 answer
asked by
Anonymous
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 answer
asked by
shanika
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@
4 answers
asked by
Pam
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
3 answers
asked by
Connie
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 answer
asked by
Chrisy
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
3 answers
asked by
Sania
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 answer
asked by
Rai
995 views
chnage the word "oh" in the following sentence and still keeping meaning same,
Oh!, i have been in a UK.
2 answers
asked by
Suresh
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
0 answers
asked by
Mo
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
2 answers
asked by
Jody
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 answer
asked by
brandi
914 views
-3ln l-2xl/5+2x
Please help. this shouldl read -3ln abs -2x over 5+2x
5 answers
asked by
Pam
843 views
I need help with writing a description for a business for marketing class and I am stuck. The name of the business is
The Taste
1 answer
asked by
China
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 answer
asked by
trista
829 views
What is the simplest way of defining the phrase "decimal fractions?" A simple definition for my 4th grade class. Thanks alot.
6 answers
asked by
Ashley
775 views
Prejudice is “a prejudgment, a conviction, reached beforehand, and shaped by preconceived ideas” (Baird pg 21). Most of the
5 answers
asked by
ramla A
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 answer
asked by
Jamal
729 views
How does frequency, amplitude, and wave shape affect the pitch, intensity, and quality of notes produced by musical instruments.
3 answers
asked by
Sue
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
6 answers
asked by
Anonymous
719 views
One newspaper reported that the mayor received a salary increase of 5%. Another paper reported that the mayor's salary went up
4 answers
asked by
Autumn
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
2 answers
asked by
John
663 views
Differentiating the affects of environment vs the affects of DNA and how they affect "who we are" is often quite difficult.
Other
0 answers
asked by
Will
655 views
Please revise the following. thank you.
Professor Abdullah Ahmed An-Naim’s, discussion about Islam, Shari ‘a and freedom of
10 answers
asked by
Jenny
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
3 answers
asked by
Amber
649 views
what are the three serious contemporary issues regarding the effect of advertising with American culture youth and health, for
1 answer
asked by
Jean
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
2 answers
asked by
Alexis
634 views
In what circumstances is the right of free expression in schools not absolute?
1 answer
asked by
Tyran
616 views
Calculate the equilibrium constant for the weak acid, CH3CH2CO2H, if the aqueous solution of CH3CH2CO2H that has an initial
1 answer
asked by
help!!
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 answer
asked by
sam
611 views
In what ways do you see psychology used in the environment (work, home, school, etc.) on a daily basis?
2 answers
asked by
Help Please
605 views
Explain the politics of the consensus and explain the pragmatic political measures Eisenhower used to manage the economy?
1 answer
asked by
dan
605 views
can someone please help me to give me summary and study material for the poem Silver by Walter de la mare?
2 answers
asked by
Susan
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 answer
asked by
Lucy
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 answer
asked by
Monica
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 you
Balance the equation:
6 answers
asked by
James
567 views
summary of a current issue between Native Americans and the federal government. Identify the legislation that you think is
1 answer
asked by
Anonymous
562 views
If you were to design a research study at your work (hospital setting) can you give examples of dependent and independent
2 answers
asked by
Christy
562 views
Watson and Crick, two amazingly intelligent scientists of our time, realized that DNA’s structure had to be compatible with
0 answers
asked by
Lynn
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
0 answers
asked by
Minnie
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
2 answers
asked by
jamie
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
0 answers
asked by
Will
503 views
What are the differences between utopia and dystopia? What are some current real world references to utopia and dystopia?
1 answer
asked by
Zach
502 views
Using molecular polarities, discuss the solubility of the carboxylic acids in water.
1 answer
asked by
Johnathan
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
0 answers
asked by
trista
476 views
how do you figure out the derivative, can you give an easy explanation. examples: -100 + 132Q - 20Q^2
example: A/(A + 8)
0 answers
asked by
Rai
475 views
Does anyone here know anything about bowel movements?
4 answers
asked by
Toby
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
2 answers
asked by
Christy
467 views
What evidence did Watson and Crick use to determine that DNA is a helix? Is there another cellular macromolecule that can assume
0 answers
asked by
Will
465 views
what is an Incipient Civilizations
1 answer
asked by
LT
464 views
Can someone assist me in determining The Elements That Should Be Present In An Appraisal System?
1 answer
asked by
Me
451 views
what steps can i take to ensure a propose in why a company should except my proposal
1 answer
asked by
Jaz
448 views
Multiply
sq rt5(3sq rt3-5sq rt9) my answer is 3sq rt15 - 15sq rt5 is this correct? Thanks
1 answer
asked by
Jack
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 answer
asked by
Anonymous
440 views
COMO HACER JUGO DE NARANJA
4 answers
asked by
BRENDA
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
0 answers
asked by
Ma
428 views
Does nickel from the periodic table bend?
2 answers
asked by
Brandon
428 views
How protein assists with immunity. Please help
1 answer
asked by
Dawn
424 views
What is the name of a 3D shape resembling a thick book?
1 answer
asked by
Mary
395 views
Why are donuts tasty?
1 answer
asked by
cameron
393 views
How can we to speed up the metabolism
1 answer
asked by
Dawn
386 views
how do you evaluate these numbers?
/-48/-/-20/ -/-51/ I have looked every where and I need help please.
3 answers
asked by
Sami
384 views
why is refraction important when seomeone uses a camera?
1 answer
asked by
abi
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 answer
asked by
Marianna
377 views
what is the decimal of 2/3
1 answer
asked by
jessica
359 views
what is an example of prejudicial and non prejudicial?
3 answers
asked by
Jami
329 views
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