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January

Questions Asked on January 3, 2010

A sample of H2 gas (12.28 g) occupies 100.0 L at 400.0 K and 2.00 atm. How much volume will a 9.49 g sample of H2 occupy at 353
1. 2 answers
2. asked by Anonymous
3. 5,615 views
The van der Waals equation for real gases recognizes that(A) the molecular atrractions between paritcles of a gas decreases the
1. 2 answers
2. asked by Anonymous
3. 4,410 views
Why might a plastic rod that contains a large number of electrons not have a static charge?
1. 4 answers
2. asked by rebecca
3. 4,379 views
Which noble gas would be expected to show the largest deviations from ideal gas behaviors, He, Ne, Ar, Kr, or Xe?Would it be He?
1. 2 answers
2. asked by Anonymous
3. 3,654 views
A balloon originally has a volume of 4.39Lat 44 C and a pressure of 729 torr. What temperature must the balloon be cooled to to
1. 2 answers
2. asked by Anonymous
3. 3,342 views
Two triangles are similar. The measure of the shortest side of the first triangle is 12 and the measure of the shortest side of
1. 5 answers
2. asked by S
3. 3,124 views
How do you verify the equation is an identity?Tan^2x-tan^2y=sec^2x-sec^2y and, how do you factor and simplify,
1. 2 answers
2. asked by Jasmine
3. 3,119 views
whats the difference between a conductor and an insulator?b) what is an example of a conuctor and an insulator?
1. 4 answers
2. asked by rebecca
3. 2,654 views
Two parallel lines cut by a transversal can create all the following types of angles exceptA. Alternate interior angles B.
1. 3 answers
2. asked by S
3. 2,504 views
if a block of wood drooped from a tall building has attained a velocity of 78.4 m/s, how long has it been falling?
1. 1 answer
2. asked by bianca
3. 2,281 views
What is the weight (in Newtons) of an object with a mass of 25 kg on the surface of the Earth?
1. 1 answer
2. asked by Aly
3. 2,155 views
A sample of helium gas initially at 37.0 degrees C, 785 torr and 2.00 L was heated to 58.0 degrees C while the volume expanded
1. 2 answers
2. asked by Coug
3. 2,047 views
Of all U.S. fourth graders, 71% are assigned mathematics homework three or more times per week. If 5 fouth graders are randomly
1. 2 answers
2. asked by Laura
3. 2,032 views
What is the molecular weight of a gas if a 15.0g sample has a pressure of 836 mm Hg at 25.0 degrees C in a 2.00 L flask?a)167
1. 3 answers
2. asked by Coug
3. 1,986 views
How many integers values of x are there so that x, 5, and 8 could be the lengths of the sides of a triangle?
1. 2 answers
2. asked by sabrina
3. 1,871 views
In ΔABC, m∠C = 118 and m∠B = 44. Which is the shortest side of the triangleA. AB B. BC C. AC
1. 3 answers
2. asked by S
3. 1,632 views
Suppose a 68-kg boy and a 40-kg girl use a massless rope in a tug-of-war on an icy, resistance-free surface. If the acceleration
1. 5 answers
2. asked by Sasha
3. 1,574 views
How do you know when to add k(2pi) or k(pi)? What's the difference?Also, for this problem, why are you supposed to use k(2pi/5)
1. 3 answers
2. asked by Anonymous
3. 1,572 views
Hockey teams receive 2 points when they win and 1 point when they tie. One season, a team won a championship with 53 points.
1. 2 answers
2. asked by Mike
3. 1,555 views
give the abstract noun for:a) worm: wormthness b) brilliant: brilliance c) accurate: accuracy d) hot: hotness e) merry: married
1. 3 answers
2. asked by Sehr
3. 1,466 views
Can someone help me with this discussion question.I was assigned Agricultural biotechnology for this discussion. Provide at
1. 5 answers
2. asked by Rayna
3. 1,438 views
The perimeter of a rectangle is 92m. The length is 4m more than twice the width. Find the dimensions.
1. 4 answers
2. asked by Mike
3. 1,356 views
what is the initial temperature (in degrees C) of a system that has the pressure decreased by 10 times while the volume
1. 1 answer
2. asked by Coug
3. 1,289 views
Two parallel lines cut by a transversal can create all the following types of angles except
1. 1 answer
2. asked by sabrina
3. 1,264 views
Which word would be correct in the following sentences and why would it be correct?1. We were very nervous on Friday (because or
1. 1 answer
2. asked by John
3. 1,208 views
If 3.21 mol of a gas occupies 56.2L at 44C and a pressure of 793 torr, what volume will 5.29 mol of this gas occupy under the
1. 2 answers
2. asked by Anonymous
3. 1,193 views
what is the relationship between snails and Elodea?My answer is that Elodea provides Oxygen for the snails. Is my answer
1. 3 answers
2. asked by Anonymous
3. 1,190 views
A forward force of 8X102 Newtons is applied to a 1.9x103 kg car. If the friction force on the car is 6x102 Newtons what is the
1. 0 answers
2. asked by Aly
3. 1,178 views
I found the first three parts of the question but I can't figure out part d.The instruments attached to a weather balloon in the
1. 4 answers
2. asked by Sasha
3. 1,166 views
3. The Kellers allow Annie and Helen to live alone for two weeks because theya. believe that their interference creates too many
1. 1 answer
2. asked by mysterychicken
3. 1,116 views
"The Discriminant; Equations in Quadratic Form"Solve over the complex numbers. 1/e + 1/(square root of e) - 6 = 0
1. 2 answers
2. asked by Mary
3. 1,090 views
In __, the amplitude of the carrier wave is changed to transmit information; the frequency is not changed.In __, the frequency
1. 1 answer
2. asked by Michael Jones
3. 1,088 views
Are any of these three problems identities?1. Cos^2x-sin^2x=1-2sin^2x 2. Sinxsecx=cosxcscx 3. Sec^4x-tan^4/sec^2x=1+sin^2x If
1. 1 answer
2. asked by Melody
3. 1,085 views
D(g)=22gI need help on setting up a table value and graph it hel me please!!!
1. 1 answer
2. asked by Alexis
3. 1,064 views
need help with the editing of this paragraph.Various people believe that the building of an Empire provides secure natural
1. 1 answer
2. asked by Anonymous
3. 1,063 views
A school has 8 math teachers, 6 English teachers, and 2 geography teachers. From this group, a 5 teacher committee is required.
1. 1 answer
2. asked by Anna
3. 1,058 views
1) The poet's initial mood Or state? of solitude turns into happiness2) The flowers are introduced/described in the first stanza
1. 1 answer
2. asked by Franco
3. 996 views
PLEASE CORRECT THE ANSWERS ACCORDING TO THE QUESTION BELOW.WRITE OUT THE FOLLOWING SENTENCES USING THE CORRECT WORD FROM THOSE
1. 1 answer
2. asked by Sehr
3. 944 views
A gas bubble with a volume of 1.0 mL originates at the bottom of a lake where the pressure is 3.00 atm. Calculate its volume
1. 1 answer
2. asked by Anonymous
3. 926 views
I am trying to figure this out for my business decision-making class, it is to be a power point presentation 3 pages; sounds
1. 0 answers
2. asked by Brenda
3. 911 views
What are the raw materials for polyethene and polystyrene?
1. 1 answer
2. asked by Question
3. 895 views
Explain the number behind the abrasive sheets
1. 1 answer
2. asked by TOM
3. 847 views
Will gases that have similar molar masses have similar rates of diffusion?
1. 1 answer
2. asked by Anonymous
3. 841 views
list types of abrassive material.
1. 1 answer
2. asked by TOM
3. 839 views
cot^2(3x)sin(2x)-sin(2x)=02sin^2(5x)+sin(5x)-1=0
1. 2 answers
2. asked by Anonymous
3. 834 views
Two parallel lines cut by a transversal can create all the following types of angles except
1. 1 answer
2. asked by sabrina
3. 827 views
Why might a plastic rod that contains a large number of electrons not have a static charge?
1. 2 answers
2. asked by rebecca
3. 802 views
Are any of these three problems identities?1. Cos^2x-sin^2x=1-2sin^2x 2. Sinxsecx=cosxcscx 3. Sec^4x-tan^4/sec^2x=1+sin^2x If
1. 2 answers
2. asked by Melody
3. 795 views
The water pump is shown and mentioned frequently in The Miracle Worker. What does it represent?I know that this is Helen's
1. 1 answer
2. asked by mysterychicken
3. 781 views
Part 1: Using the Library, web resources, and/or other materials, find a record-breaking temperature (in degrees Celsius) for a
1. 2 answers
2. asked by Feguens Mileon
3. 770 views
Two parallel lines cut by a transversal can create all the following types of angles except
1. 1 answer
2. asked by sabrina
3. 769 views
ok so i'm kinda sort of confused...I had this for a equation X^2 + 4X - 1 = 0 and then I was like zero??? zero... really zero...
1. 1 answer
2. asked by Kate
3. 760 views
In ABC, mB > mC and mC > mA. Which side of ABC is longest?A. AB B. AC C. BC
1. 1 answer
2. asked by S
3. 741 views
I don't get this question on my textbook. "List at least three ways Velazquez used space to intrigue the viewer in Las Meninas."
1. 2 answers
2. asked by Anonymous
3. 731 views
2x+1/x+1 (is less than or equal to) 2what is the solution of the inequality?
1. 1 answer
2. asked by nyet
3. 729 views
Hello everyone!I study English and my task is to find 3 activities( On anything, they don't have to be connected)which i can use
1. 2 answers
2. asked by sweru
3. 695 views
An object of mass 5.00 kg is attached to a spring with a force constant of 300 N/m. It is oscillating on a horizontal
1. 1 answer
2. asked by Liz
3. 694 views
Two parallel lines cut by a transversal can create all the following types of angles except
1. 0 answers
2. asked by sabrina
3. 693 views
Why might a plastic rod that contains a large number of electrons not have a static charge?
1. 1 answer
2. asked by rebecca
3. 678 views
PLEASE CORRECT THE ANSWERS ACCORDING TO THE QUESTION BELOW.WRITE ONE COMPLETE SENTENCE FOR EACH WORD TO SHOW CLEARLY HOW IT
1. 2 answers
2. asked by Sehr
3. 677 views
How do you factor and simplify,1-sin^3x and sec^4x-2sec^2xtan^2x+tan^4x
1. 2 answers
2. asked by Taylor
3. 658 views
What is the usage error in the following sentence and what is the correct usage?-They formally lived in Detroit.
1. 1 answer
2. asked by Kagome
3. 639 views
i just strated school and one of the assignments is to file an appeal for a doctor stating that he wants more money then the
1. 6 answers
2. asked by Tiff
3. 635 views
the average of final exam is 64, the standard deviation is 7. If the teacher set a rule that 1/4 of students who receive the
1. 3 answers
2. asked by K.T
3. 603 views
Certain_________ block prokaryotic ribosomes, but not those of eukaryotes.Certain proteobacteria________ nitrogen. The earliest
1. 0 answers
2. asked by Jennifer
3. 595 views
'Translate the following passages from archaic language used in the play Romeo and Juliet to more modern, but still poetic and
1. 4 answers
2. asked by mysterychicken
3. 594 views
Which is not considered a complication of peptic ulcers? A. hemorrhage B. obstruction C. perforation D. gangrene
1. 2 answers
2. asked by Anonymous
3. 592 views
what is the meaning of this quote you reap what you sow and how can i make a history event out of it thanks
1. 2 answers
2. asked by king
3. 587 views
Whats the success and failure of cuban revolution?
1. 1 answer
2. asked by eri
3. 568 views
Simply:cot(-x)-1/1-tan(-x) Is it -cotx? The other answer choice is: cotx.
1. 1 answer
2. asked by Ray
3. 566 views
Two percent of the circuit boards manufactured by a particular company are defective. If circuit boards are randomly selected
1. 0 answers
2. asked by Max
3. 559 views
Three forces are applied to a mass.Force 1: +3 Newtons Force 2: -3 Newtons Force 3: +2 Newtons What is the net force in Newtons
1. 1 answer
2. asked by Aly
3. 559 views
i have difficulties in this question.any help would be appreciated.1) 2No(g)-> N2(g)+O2(g) at 1800K,K is 8.36*10^3.what
1. 1 answer
2. asked by hrithik
3. 551 views
I am writing an essay on things from the natural world and I need to think of categories for the things in order to write
1. 1 answer
2. asked by Emily
3. 542 views
I haven't done factoring in agesI'm trying to factor this X^2 - 2X + 8 If i remeber correctly sense the leading coefficent is 1
1. 1 answer
2. asked by Kate
3. 541 views
creat a narrative poem in the Anglo- Saxon style of Beowulf, can someone please help me
1. 1 answer
2. asked by amanda
3. 541 views
What is the premise and conclusion of this argument?They recommended a shift in emphasis from treatment research to prevention
1. 1 answer
2. asked by wendy
3. 534 views
If 8 marbles cost 38 cents, then 12 marbles would cost_____.pls. help..thank you
1. 3 answers
2. asked by Sam
3. 527 views
1) The wedding guest hadn't chosen to hear the mariner's tale2) The storm changes the course of the ship (it it correct to use
1. 1 answer
2. asked by Franco
3. 527 views
I am writing an essay on things from the natural world and I need to think of categories for the things in order to write
1. 1 answer
2. asked by Emily
3. 524 views
how do i find cosX if i am given sin x= -4/5 and tan <o???
1. 2 answers
2. asked by anna
3. 516 views
. As tradition has it, Santa Claus is coming on the 5th of December fromSpain to the Netherlands to bring gifts to Dutch
1. 2 answers
2. asked by James
3. 507 views
1) The albatross as well as the spirits, the angels and the sea monsters are other supernatural elements (Is it correct or is it
1. 1 answer
2. asked by Franco
3. 497 views
Explain the number behind the sheets
1. 1 answer
2. asked by TOM
3. 496 views
In ABC, mB > mC and mC > mA. Which side of ABC is longest?
1. 2 answers
2. asked by sabrina
3. 493 views
I am a preschool teacher who has been observed by the principle who was never been supportive anyway reacently I got her
1. 2 answers
2. asked by caro
3. 493 views
limestone and marble are both used in sculpting. Limestone become marble under heat and pressure. Classify each rock and tell
1. 1 answer
2. asked by Dominic
3. 492 views
Can you check the following sentences,please?1) The sight of nature breaks (OR breaks in upon) the poet's mood (OR state) of
1. 1 answer
2. asked by Franco
3. 491 views
Two soccer players have one penalty kick each. The probability of each player scoring with a penalty kick is 0.2 and 0.3,
1. 1 answer
2. asked by Anna
3. 487 views
Smith Company for the year ended December 31, has $169,000 recorded in the Debit column and $193,434 in the Credit column on the
1. 0 answers
2. asked by Tim
3. 486 views
Also, i don't get this question. "In what two ways were Hieronymus Bosch's and Pieter Brugel's paintings meant to be viewed?"
1. 1 answer
2. asked by Anonymous
3. 485 views
PLEASE CORRECT THE ANSWERS ACCORDING TO THE QUESTION BELOW.insert the prepositions in the following sentences : 1) he was
1. 2 answers
2. asked by Sehr
3. 479 views
find the slope of the line that passes through 3 1/2,2 and -1,1/2
1. 1 answer
2. asked by hector
3. 477 views
1)The ship reminds of two well-known medieval themes: the Ship of the Fool and the Ship of Death (Is remind correct or is it
1. 1 answer
2. asked by Franco
3. 476 views
A single 11 Newton force is applied to an object of mass 19 kg. What is the acceleration of this object in m/s2
1. 1 answer
2. asked by Aly
3. 475 views
i have to do math riddles and their hard so can you help me out with this one please "six students lined up for a free throw
1. 1 answer
2. asked by Daminiq
3. 463 views
Is there any way I can send you my final to look at and see if I am on the right track? I asked my instrutor to look at it, but
1. 3 answers
2. asked by roxanne
3. 458 views
1) The albatross as well as the spirits, the angels and the sea monsters are other supernatural elements (Is it correct or is it
1. 1 answer
2. asked by Franco
3. 456 views
i need help findng the perfect theme and moral of the novel "we are all welcome here" by Elizabeth BergAs soon as possible
1. 1 answer
2. asked by sana
3. 454 views
event in history that relates to the quote its never to late to be what you might have been
1. 0 answers
2. asked by king
3. 450 views

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