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2007
October
Questions Asked on
October 1, 2007
How many kilograms of chlorine are in 30kg of each of the following chlorofluorocarbons (CFC's)?
CF2Cl2 -in kg's; CFCl3 -in kg's;
4 answers
asked by
leo
6,259 views
A particular coal contains 2.55% sulfur by mass. When the coal is burned, it produces SO2 emissions which combine with rainwater
6 answers
asked by
DD
5,429 views
Question:
The American Dental Association recommends that an adult female should consume 3.0mg of fluoride (F-) per day to
2 answers
asked by
leo
5,130 views
What mass of Ag2O is required to produce 25.0 g of silver sulfadiazine from the reaction of silver oxide and sulfadiazine?
2C10H1
5 answers
asked by
Avonlea
4,386 views
Can someone please show me how to derive this...I am going crazy I have tried everyhthing that I can think of with this
6 answers
asked by
Cooper-Nichol
2,895 views
What is the big idea of energy?????
It says : for level 6: "Explained the reaction using the big idea of energy" what does it
27 answers
asked by
person
2,745 views
a farmer wants to make a rectangular enclosure using a wall as one side and 120 m of fencing for the other three sides.
a)
3 answers
asked by
INEEDHELP!!!
2,554 views
how many oxygen atoms are in 1.60g of quartz - SiO2?
how do you figure out atoms to grams and visa versa? the weight of 1
1 answer
asked by
leo
2,516 views
Why didn't Georgia send delegates to the First Continental Congress? They were the only state that didn't and i have a theory
2 answers
asked by
Casey
2,409 views
A movie ticket for an adult costs $8.00, and a child's ticket cost $5.50. One adult is taking a group of children to the movies.
4 answers
asked by
alexx
2,032 views
Can Newton's be negative?
1 answer
asked by
Stumped Student
1,674 views
The lesser of two consecutive even integers is 10 more than one-half the greater. Find the integers.
1 answer
asked by
Sara
1,604 views
I have almost the same question as Josh from August 23rd.
If you use 10.0 g of CuSO4 and excess NH3, what is the theoretical
3 answers
asked by
Rebekah
1,492 views
HELP!!! How do I solve the following:
3h + 2 for h =10
3 answers
asked by
stephanie
1,462 views
A particular coal contains 2.55% sulfur by mass. When the coal is burned, it produces SO2 emissions which combine with rainwater
3 answers
asked by
DD
1,408 views
At a party each person is to be served 1/4 of a pizza. how many people can be served from 8 pizzas?
3 answers
asked by
Anonymous
1,368 views
If the price of computers falls 6 percent during a period when the level of average prices falls 12 percent, the relative price
1 answer
asked by
Shekhar
1,351 views
Harry has 3 sisters amd 5 brothers. His sister Harriet has a S sisters and B brothers. What is the product of S and B?
(A) 8 (B)
2 answers
asked by
Matt
1,331 views
It says toe read page 38 of my Global Sciences book, but I was never given one. =(
I've run out of ideas but this one, and using
2 answers
asked by
Geno
1,227 views
2 HCl (aq) + Ba (OH2) (aq) ----> BaCl2 + 2 H20 (l)
deltaH = -118 kJ Calculate the heat when 100.0 mL of 0.500 M HCl is mixed with
3 answers
asked by
Jake
1,227 views
which way does the colorado river flow, from the north canyon to the nankoweap or vice versa?
how do u know?? i need this by
5 answers
asked by
kelly
1,204 views
How do I work this correctly? I know the answer is 7 but I am doing something wrong.Here is what I have...
x+�ã(2x-5)=10
1 answer
asked by
Micha
1,118 views
The distance you can see to the horizon is given by the formula d= the square root of 1.5 times h, where d is the distance in
2 answers
asked by
ammy
1,116 views
How do I work the following question? I found the amu of CaCO3=101.0872g/mol; 2HCL=72.92128g/mol;
1 answer
asked by
d
1,053 views
A homeowner wishes to insulate her attic with fiberglass insulation to
conserve energy. The insulation comes in 40-cm wide rolls
5 answers
asked by
Micha
1,043 views
I was making some instant coffee and it had clumped up...I was heating up some water to go and make coffee...
Then I just looked
3 answers
asked by
~christina~
1,000 views
A piece of wire 27/32 inch in length is cut into 3 equal pieces. how long is each piece?
2 answers
asked by
Anonymous
969 views
i finished writing my intro and i'm working on writing my second paragraph in which i have to narrate my story as if i was
1 answer
asked by
Anonymous
944 views
240 is the sum of two numbers in which the larger number is 6 less than twice the smaller number what are the two numbers
4 answers
asked by
AN
919 views
were doing simple machines and on my paper it shows a door knob What simple machine is that ( lever,wedge etc.) And my sec que
2 answers
asked by
elise
905 views
Find the L.C.D. of each of the following groups of fractions and then express the fractions of each group in terms of the L.C.D.
1 answer
asked by
Anonymous
875 views
List four types of organic molecules for each describe functions, atoms used, how in general they are structured. give examples
0 answers
asked by
Hamideh
836 views
When Rachel divides her favorite number by 7, she gets a remainder of 5. What will the remainder be if she multiplies her
4 answers
asked by
Matt
831 views
HOW DO U SOLVE TWO STEP EQUATIONS????
1 answer
asked by
kylee
806 views
Why do metal oxides when dissolving in water make an alkaline solution?
And Why non-metal oxides dissolve in water and become
1 answer
asked by
Saad
804 views
what is this? (Fluorenol)
I can't find it in th Merck Index or online... I'm going to be using it in organic chem and I can't
3 answers
asked by
~christina~
796 views
A 5.00 g sample of Al pellets (specific heat = .89 J/g degrees c) and a 10.00 g sample of Fe pellets (specific heat = .45 J/g
2 answers
asked by
Charlie
756 views
(Preferably answered by tomorrow night - that's plenty of time.)
Ray OB is the bisector of angle AOC and ray OC is the bisector
1 answer
asked by
Rodrigo
741 views
A 5.00 g sample of Al pellets (specific heat = .89 J/g degrees c) and a 10.00 g sample of Fe pellets (specific heat = .45 J/g
2 answers
asked by
Charlie
733 views
write an expression that models the sum of your earnings for three weeks and Rich's earnings for two weeks if you each work (r)
1 answer
asked by
james
727 views
WHAT IS A CONTRIBUTION ALBRECHT DURER MADE
3 answers
asked by
ONASHA
724 views
Do the Hawaiian islands appear to be the same age or are they older at one end of the chain or another?Explain.
I know the
2 answers
asked by
Camron
723 views
A metal plate containing 3/4 square foot of material is divided into six equal parts. how much material (in square feet) does
1 answer
asked by
Anonymous
685 views
What was the purpose of the Seven Years’ War? What effects did it have on the(American)colonies?
4 answers
asked by
Bri
683 views
A 2.75 g sample of the hydrocarbon acetone, CH3COCH3, is burned in a bomb calorimeter with 975 mL of water, initially at 23.50
1 answer
asked by
Jake
682 views
This is a kind of general question, but I was wondering if you have any tips on successful methods of studying.
Also, reducing
2 answers
asked by
Lucy
681 views
An instructor counts homework as 1/3 of the student's grade and the final exam to be 2/3 of the student's final grade. Going
2 answers
asked by
Jessica
678 views
Which river did Lewis and Clark travel most of their journey on? Was it the Ohio?
2 answers
asked by
hatty
677 views
A 5.00 g sample of Al pellets (specific heat = .89 J/g degrees c) and a 10.00 g sample of Fe pellets (specific heat = .45 J/g
1 answer
asked by
Niclas
673 views
-------------------a hypothesis
organize the------------- state the---------------------the problem choose a ----------------
14 answers
asked by
polly
667 views
Who settled Connecticut?
1 answer
asked by
Rascal
666 views
select one region of the world and identify at least two serious environmental problems, such as soil degradation, air or water
5 answers
asked by
Bruce
658 views
A car rental company has $540,000 to purchase up to 25 new cars of two different models. One model costs $18,000 each and the
2 answers
asked by
Tam
652 views
At a party each person is to be served 1/4 of a pizza. how many people can be served from 8 pizzas?
1 answer
asked by
Anonymous
647 views
Any help would be much appreciated with the steps involved in each problem given. Thank you.
1) Find derivative if y =cot x + sin
1 answer
asked by
Matt
640 views
Any help would be much appreciated with the steps involved in each problem given. Thank you.
1) Find derivative if y =cot x + sin
2 answers
asked by
Matt
640 views
If you are given a graph of a function, how do you draw the derivative?
2 answers
asked by
jen
639 views
For a question in physics... I was told to draw a graph of vertical displacement, y, versus time, t, in 2sec increments from 0
2 answers
asked by
Jenny
639 views
This is a homework question, but one I have been curious about since I could pick up a book. Why are there brackets around
2 answers
asked by
Kimmy
635 views
Four red balls and two white balls are placed in a jar. One ball is randomly removed and replaced with a ball of the other
1 answer
asked by
Matt
632 views
My question is very simple
Why do metals when react with oxygen are called oxides like " magnesium oxide" whereas non metals
5 answers
asked by
Gap
631 views
Describe, in detail, the job of the operating system. Include the major jobs and secondary jobs that increase performance. How
2 answers
asked by
missthang_79
624 views
Think about the role of the money in a raisin in the sun how does affect each of the major characters?
is abook called a raisin
1 answer
asked by
anonymous
622 views
Hi, I have to write a poem in the style of Arthur Rimbaud's "Delirium II: Alchemy of the Word". Is there any websites that can
2 answers
asked by
Marie
620 views
can some please edit this for me:
Emily, je besoin votre aide! J'ai un problème grand. Mon chum Patrick est très jaloux. Il me
1 answer
asked by
anonymous
610 views
Compare the life of the Eastern Woodland Indians and the Southwest Indians.(food,homes,environment,clothes)
4 answers
asked by
Rascal
604 views
Another question. How do I find out how many molecules of water of hydration are in each formula unit of a compound? I want to
2 answers
asked by
Rebekah
582 views
Science - Kelly, Monday, October 1, 2007 at 7:49pm
In a grain of pollen, what is thefunction of the sperm cell that doesn't join
2 answers
asked by
Ms. Sue
582 views
What are the strategic,tactical and operational objectives for
1.Finance 2.Marketing 3.Production 4.Assets 5.Purchasing/ Stock
1 answer
asked by
Ntando
575 views
i finished writing my intro and i'm working on writing my second paragraph in which i have to narrate my story as if i was
1 answer
asked by
Anonymous
563 views
How would you make 300ml of a mixture of toluene and hexane in a ratio of 70:30 respectively?
~I really don't know how I would do
3 answers
asked by
~christina~
544 views
math - Andrea, Monday, October 1, 2007 at 5:04pm
how do yo use a protracter
2 answers
asked by
Ms. Sue
541 views
What is the significance of the order of development of the nervous system before the cardiovascular system during feotal
0 answers
asked by
Jen
540 views
A siler bar 0.125 meter long is subjected to a temperature change from 200 degrees celsius to 100 degrees celsius what willbe
1 answer
asked by
lala
540 views
what word fits these:
.one whose occupation is survaying land .association of persons for a common benifit . a public offficer of
3 answers
asked by
Preston
539 views
a machinery belt runs around two wheels, crossing between them so that the larger wheel turns the smaller wheel in the opposite
1 answer
asked by
Anonymous
538 views
What are the strengths of correlation research, observational/descriptive research, and experiments?
3 answers
asked by
Chrissy
538 views
Cash Flow and Profits: On-Line Retailer Temps Customers
Statement; "Buy Now Pay 2008 - Why Wait? With absolutely nothing to pay
1 answer
asked by
sam
536 views
The fast train known as the TGV that runs south from Paris, France, has a scheduled average speed of 216 km/h. If the train goes
1 answer
asked by
Kristen
535 views
The acceleration due to gravity on the Moon is 1/6 of that of the Earth. Given the same initial velocity:
How much higher will an
1 answer
asked by
Hannah
534 views
What role did George Washington play in the 1750’s?
1 answer
asked by
KT
519 views
A bridge in Japan is 7.6 miles long. How long would it take you to cross the bridge if you were walking at 4 mi/h?
1 answer
asked by
Lorexi
516 views
What is the probability of a die not coming up six, six times in a row?
How do I solve that problem?
2 answers
asked by
Steven
502 views
Where are new volcanoes forming in Hawaii?
I know the new volcanoe is Loihi but I'm not sure where it is forming.
0 answers
asked by
Camron
501 views
List and describe the rule of three's as it applies to humans. How accurate is it? Be sure to give details and examples.
1 answer
asked by
Hamideh
499 views
What are some of the symptoms of a colon cancer? How could you determine these findings?
3 answers
asked by
Summer
495 views
Hi i've been struggling over this question for a while. Can anybody help me with this?
A body's velocity at the time t sec is v =
0 answers
asked by
manny
492 views
What are compound and simple eyes?
2 answers
asked by
Bryan
491 views
I have written the first three paragrapsh of my essay. I was wondering if anybody wanted to edit it for grammar and stuff.
2 answers
asked by
Amanda
491 views
Kevin's wife picks him up after work every day at 5:30 pm. One day, he leaves at 4:58 pm, and starts walking home. She pick him
0 answers
asked by
Chris
488 views
why do you use water in calorimeters?
2 answers
asked by
Kelly
485 views
What is the probability of rolling a six with a standard die, six times in a row?
2 answers
asked by
Kristen
482 views
Tiamat is shot in the heart by Marduk in the enuma elish. What does the heart symbolize? and how does it represent evil
1 answer
asked by
Scotta
477 views
how d you turn the roman numeral number DCCXXXI into a regular number?
1 answer
asked by
fiona
475 views
IF income was transferred from individuals with a low MPC to those with a high MPC, aggregate demand would:
a) Increase. b)
2 answers
asked by
Prash
464 views
How's the Federal Budget Deficit related to trade imbalances?
1 answer
asked by
Prince
462 views
As I was looking at the map on the screen and realized my destination of my new home was REACHING closer, the flight
2 answers
asked by
Anonymous
461 views
Would the antagonist be the Germans and the type of conflict man vs. man? Also, would the climax be when Sini and Rachel move in
3 answers
asked by
jennie
460 views
how d you turn the roman numeral number DCCXXXI into a regular number?
1 answer
asked by
fiona
455 views
What is four-ninths of 81/144 square feet?
1 answer
asked by
Anonymous
447 views
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