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2008
February
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February 1, 2008
Patrick has a summer job passing out flyers for a store. Each flyer weighs about 0.55 ounce. If he is given a bundle of flyers
5 answers
asked by
robert
471 views
need help to solve the following ploblem, and like problems:
5 minutes = _____ hours (what is the fraction) I'm in the 5th grade
1 answer
asked by
Janae
412 views
List 4 different ways in which the function of hemoglobin could be changed by a single amino acid substitution.
i have no sweet
1 answer
asked by
Jonny
453 views
The total pressure in a flask containing air and ethanol at 257C is 878 mm Hg. The pressure of the air in the flask at 257C is
1 answer
asked by
jin
509 views
When a student plotted ln [vapor pressure of a gas] vs. inverse Kelvin temperature, she obtained a straight line with a slope
1 answer
asked by
jin
486 views
Every morning, as she prepares for her two-hour drive to work, Carole gets a headache,identify the stressor in this situation.
3 answers
asked by
Charlene
874 views
35 minutes = _____ hours (fraction) is the answer 1 5/12
1 answer
asked by
Janae
467 views
what is a synonym for the word allusion?
3 answers
asked by
Anonymous
541 views
Are ther any words that end with the letter WH?
4 answers
asked by
Sonja
466 views
what are food webs?
1 answer
asked by
jack brown
409 views
what is a family?
1 answer
asked by
bill carter
311 views
I wrote a critique and had to include a works cited page.
I didn't use quotes or anything. I just summarized what was said in
2 answers
asked by
Ashlynne
649 views
I am totally confused. Does my answer make sense or do I need to start over? The more I read it the more I doubt my answer. I am
3 answers
asked by
Jamie
661 views
Why is P-Funk such an important element in the development of funk and hip hop?
1 answer
asked by
Tracy
358 views
i want my hamster to be famous. but i don't know how
could you give me some site to sign up or something
3 answers
asked by
kitty
398 views
i know how to do the majority of these type of questions, but i don't know how to simplify this one all the way..
8(2x-1)^3= 125
3 answers
asked by
Anonymous
600 views
The fourth largest is the Arctic Ocean. If
P over 12 (p/12) stands for the approximate area of the Arctic, then what is the
3 answers
asked by
Annie
493 views
What is the formula for CPI consumer price index? and how it is use to calculate prices?
3 answers
asked by
Tim
846 views
I am a student in the ninth grade and I need help with the following problems because I do not understand how to do them. I
8 answers
asked by
Theodore
1,279 views
The total pressure in a flask containing air and ethanol at 257C is 878 mm Hg. If the pressure of the air in the flask is 762 mm
1 answer
asked by
Vy
433 views
A sample of O2 gas is placed in a sealed 1.00 L flask and pressure is measured as temperature is changed. The data are plotted
1 answer
asked by
roxanne
519 views
A gas initially at 30C must be changed to ? C to triple the pressure.
3 answers
asked by
jessica
562 views
line xy is translated 3 units to the left. if a point on line xy is located at (2,11), where would the equivalent point be on
1 answer
asked by
robert
406 views
When a student plotted ln [vapor pressure of a gas] vs. inverse Kelvin temperature, she obtained a straight line with a slope
1 answer
asked by
Anonymous
489 views
When you complete a acid base titration of NaOH and HCl and how to you find the molarity/concentration of HCl. I used 9 mL of
2 answers
asked by
Steve
869 views
Carbon dioxide is released into the air from the combustion of octane (C8H18). How much octane will you need to get 5.00 moles
5 answers
asked by
Chelsea
1,069 views
if a stereo original cprice was 20.80 and it is now 13.75 what percent is the discount?
1 answer
asked by
Ebony
337 views
how to calculate the cpi for a given market basket, with given year and prices?
1 answer
asked by
Tim
424 views
How do I convert 0.058 M to mL?
The answer is 3.34 mL. How do I get that? the molecular weight is 60 g/mol and the density is
1 answer
asked by
stew
396 views
in 2CO(grams) + O2(grams) => 2CO2(grams), what is the ratio of moles of oxygen used to moles of CO2?
4 answers
asked by
cam
518 views
when iron rusts in air, iron(III) oxide is produced. how many moles react with 2.4 iron in the rusting reaction? 4Fe(s) + 3O2(g)
3 answers
asked by
Laura
861 views
iron (III) oxide is formed when iron combines with oxygen in the air. how many grams of Fe2O3 are formed when 16.7g of Fe reacts
5 answers
asked by
cambell
8,063 views
how do i calculate theoretical yield?
1 answer
asked by
Sean
367 views
aluminum reacts with sulfuric acid to produce aluminum sulfate and hydrogen gas. how many grams of aluminum sulfate would be
3 answers
asked by
max
1,000 views
how many liters of chlorine gas can be produced when .98L of HCl react with excess O at STP? 4HCl(g) + O2(g) => 2Cl(g) + 2H2O(g)
2 answers
asked by
Lotherio
1,316 views
When a boy becomes a teenager, he often wants to show his independence.
What is the personal pronoun and antecedent in this
2 answers
asked by
Jessica
518 views
which would be the limiting reagent in the reaction: 2H2(g) + O2(g) => 2H2O(g)
1. 50 molecules of H2 or 2. 50 molecules of O2
3 answers
asked by
gus
989 views
What was the date texas declared its independence?
2 answers
asked by
BBT104
792 views
A transversal intersects two parallel lines and forms eight angles. Which of the following statements is false?
a)alternative
4 answers
asked by
robert
2,315 views
A 35.8f sample of cadminum metal was melted by an electric heater 4.66 J/s of heat. If it took 6.92 min from the time the metal
2 answers
asked by
Lauren
567 views
Liquid Butane, C4H10, is stored in cylinders to be used as a fuel. Suppose 39.3g of butane gas is removed from a cylinder. How
4 answers
asked by
Lauren
1,689 views
Replace each letter with a number to make the problem correct. Identicle letters are placed with identicle numbers. PARTS x 4 =
9 answers
asked by
Dylan
3,974 views
Factor (15a squared bc squared -9a squared b to the fourth c) by finding the gcf.
I think the answer is 3abc(5ac-3ab3). I got it
3 answers
asked by
robert
722 views
A figure is transformed into a new figure by being rotated 180 degrees, translated left 6 units, and dilated by a factor of 4.
2 answers
asked by
robert
747 views
Please note that several of the Jiskha teachers can read French. :-)
1 answer
asked by
Ms. Sue
407 views
hwo do i calculate theoretical yield?
3 answers
asked by
Sean
497 views
I'm doing a report on Hypatia of Alexandria (just in case you don't know her, she's the first ever known female mathematician),
2 answers
asked by
Emily
1,054 views
which of the following frenquencies falls in the range of RF waves used by commercial radio broadcasting stations
2 answers
asked by
tran
512 views
I need help solving this logarithmic function: x = log3(4^3).
2 answers
asked by
Danielle
730 views
if 8.6L of H2 reacted with 4.3L of O2 at STP, what is the volume of gaseous water collected (assuming none of it condenses)?
3 answers
asked by
Theordore
1,315 views
how many grams of CO are needed to react with an excess of Fe2O3 to produce 209.7gFe? Fe2O3(s) + 3CO(g) => 3CO2(g) + 2Fe(s)
3 answers
asked by
Theodore
719 views
What is the only continent that traces of ancient human life have not been found?
3 answers
asked by
Rachel
418 views
Is there someone out there that can tell me if I answered this right or if I need to study some more? Thanks
What is it that
2 answers
asked by
Bethany
611 views
A firm and a worker interact as follows. First, the firm can make 2 contract offers (wage, jobtype): (w, z=0) and (w, z=1) where
1 answer
asked by
Myolie
860 views
Liquid Butane, C4H10, is stored in cylinders to be used as a fuel. Suppose 39.3g of butane gas is removed from a cylinder. How
4 answers
asked by
Lauren
1,100 views
for the reaction 2Na(s) + Cl2(g) -> 2NaCl(s), how many grams of NaCl could be produced from 103g of Na and 13L of Cl2 (at STP)
3 answers
asked by
Sal
1,130 views
how do you do "choose" on ti-83 calculators?
like 5 choose 4
1 answer
asked by
chris
340 views
ln(x+1)-2ln(x+2)
Ive finished all of this wksht except for this question...help please
1 answer
asked by
Anonymous
384 views
What does Walt Whitman mean honeyed morphine on line 27 of the poem myself
2 answers
asked by
sue
959 views
Read the following scenario:
As a customer service manager for a local software development company, you want to create a user
4 answers
asked by
Dawn
1,317 views
is the law of conversation of mass a reason why actual yield is less than theoretical yield?
2 answers
asked by
francine
511 views
couple theory questions i don't quite understand...
What is vapor pressure ad why does it change with temperature? and... The
1 answer
asked by
alicia
462 views
Create a table that list the strengths and challenges of traditional systems development life cycle, prototyping, rapid
1 answer
asked by
Shawn
989 views
For the autoionisation of water, it looks like
2H2O(l)-> H3O+(aq) + OH–(aq) I thought that becuase it is going from liquid to
2 answers
asked by
Supaman
1,088 views
How many liters of O2 are needed to react completely with 45L of H2S at STP?
2H2S(g) + 3O2(g) --> 2SO2(g) + 2H2O(g)
4 answers
asked by
Anonymous
1,325 views
what is the area of the shang dynasty!!
1 answer
asked by
favi
430 views
how many miles from tokyo yo honolulu
3 answers
asked by
Anonymous
437 views
I am trying to find tests physial/chemical to distinguish
an aluminum and iron mixture.
4 answers
asked by
Jim
447 views
How much work must be done to bring three electrons from a great distance apart to 1.0 * 10^(-10)m from one another (at the
4 answers
asked by
Jenish
2,664 views
In a television picture tube, electrons are accelerated by thousands of volts through a vacuum. If a television set were laid on
3 answers
asked by
Jenish
2,431 views
a 5 kg fish swimming at a speed of 1m/s swallows an absent minded 1 kg fish swimming toward it at 4 m/s. the speed of the larger
4 answers
asked by
a/p
4,414 views
When did Matalisia Bakutanu found the first gold?
1 answer
asked by
Jovan
372 views
how do test tubes relate to science??
1 answer
asked by
Jenna
415 views
I got 2 questions and I've been stuck on them for days and its due in 2 days.
1. For a quick way of doing multiplication, you can
4 answers
asked by
Sindy
1,133 views
science concept map!!
test tubes matter oxygen please please please please HELP!!
3 answers
asked by
Jenna
543 views
In Lord Of The Flies, Jack leaves part of what they kill for the beast. What does this remind you of, in general?
3 answers
asked by
Jake
565 views
Please answer this as soon as possible - Why are mutations that occur in an organism's body cells not passed onto its offspring?
2 answers
asked by
Alyssa
687 views
Okay, I totally don't get this. It says: In peas, the alele for green pods(G) is dominant over the alele for yellow pods(g).
2 answers
asked by
Alyssa
554 views
the 3 reasoners of multiplication are 1)strategic additive reasoners. 2) Strtategoc multiplicative reasoners. 3) One worders and
1 answer
asked by
carl
421 views
Can someone help me with NPV,IRR,MIRR, and Payback values? I need to know how to figure out the answers.
1 answer
asked by
carol
495 views
In a lab I did, I put slices of potatos in varying amounts of sugar concentrations and one control group which contained only
3 answers
asked by
Steve
631 views
I have a couple of questions, thanks so much.
If a country were to increase the value of their currency, how could that improve
3 answers
asked by
Tony
555 views
What is the average mean of the following data set:
2, 8, 6, 4, 2, 4, 5 (round your answer to 2 decimal points)?
7 answers
asked by
Lisa
531 views
What (metric) units are used for mass measurements?
1 answer
asked by
Lisa
457 views
If there is a sample of pennies that has a mass of 857.2 g. What is the average mass of a penny that is 2.73 g. How many pennies
4 answers
asked by
Kiara
969 views
How do you find the decimal notation of 22/25?
2 answers
asked by
Casey
812 views
I was given an answer to a question but what I really need are the steps to get there as I have other questions I need to answer
2 answers
asked by
Marysvoice
538 views
Each of the following statements has 1, 2, or 3 conceptual flaws. Explain what is wrong with each sentence (I just need help
3 answers
asked by
Aestas
687 views
Thank you bobpursley.
In question 2, if sea level is 3963 miles from the center of the earth can I change the equation to figure
1 answer
asked by
Marysvoice
445 views
The total pressure in a flask containing air and ethanol at 257C is 882 mm Hg. If the pressure of the air in the flask is 762 mm
2 answers
asked by
James
510 views
bonjour,
je viens de voir ce que j'avais écrit et je m'en excuse. Il est vrai que l'alcool a des effets néfastes et je viens de
4 answers
asked by
mk-tintin
539 views
The total pressure in a flask containing air and ethanol at 257C is 878 mm Hg. The pressure of the air in the flask at 257C is
2 answers
asked by
James
1,186 views
In a class of 30 chemistry students, 17 of the students are female. What percentage of students is female?
3 answers
asked by
Tati
548 views
When a student plotted ln [vapor pressure of a gas] vs. inverse Kelvin temperature, she obtained a straight line with a slope
4 answers
asked by
Myra
639 views
Thank you drwls.
I was not reading my own question clearly. I am trying to make the equation true for an object that is 100
4 answers
asked by
Marysvoice
631 views
How to calculate the CPI for expenditures?
Given: 2001 $645 2002 $545
1 answer
asked by
DV
444 views
A sample of O2 gas is placed in a sealed 1.00 L flask and pressure is measured as temperature is changed. The data are plotted
3 answers
asked by
Adam
563 views
IF Twenty-five percent of your budget will be used to rent business space and pay for utilities. How do you write an algebraic
3 answers
asked by
confused
512 views
Name the documents from which the Framers of the Constitution used ideas.
2 answers
asked by
amanda
516 views
If you have a total budget of 118,000 what integer would represent a total budget?
4 answers
asked by
Help needed
489 views
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