Homework Help - September 2006

When you heat powdered copper metal over a bunsen burner, you see that a black substance forms. This black substance is called copper oxide. Which do u think would have more mass, the powdered copper or the black copper oxide? Explain your answer.

this is exactly how the question is formated plz help me im stuck!

2006-09-15 16:37:19 · 2 answers · asked by Dustin K 2

There are many reasons why people wear clothes...

How shall I continue? I really need help, thanks.

2006-09-15 16:29:39 · 8 answers · asked by Anonymous

needed ASAP!!!!!!

2006-09-15 16:28:31 · 4 answers · asked by Winter Princess 1

i need it for a school project that represnents an everyday hero in modern society. so for example, i'm looking for like a hat (represents like courage) a guy in a yellow firefighter suit (represents shield of protection)

** I'M REALLY TRYING MY HARDEST TO FIND A FIREFIGHTER WITH A WEDDING RING.. SO IT CAN REPRESENT LOYALTY AND TRUST TO HIS WIFE. Sorry guys, i know i'm being super picky and it must be impossible to find the correct picture i'm looking for OR EVEN CLOSE! haha but hmm, maybe some of you photoshop wizards can help me out here and put something together pleaseeee :) thanks

2006-09-15 16:19:09 · 3 answers · asked by xshinylishuss 1

2006-09-15 15:56:50 · 4 answers · asked by 2ne1BBDBSK 5

This is an economic question to which I am having trouble grasping, finding information on, or finding examples.

2006-09-15 15:43:47 · 1 answers · asked by Melli 6

2006-09-15 15:38:52 · 2 answers · asked by PandaBear72 1

school project and it can't be the movie one it has to be the actual history of titanic 1912
if u know anything pleez tell it to me

2006-09-15 15:37:31 · 9 answers · asked by tahirah8 2

2006-09-15 15:27:05 · 6 answers · asked by CECILIA G 1

2006-09-15 15:25:46 · 14 answers · asked by Anonymous

Also tell me what you are writing a half page about.

2006-09-15 15:18:30 · 4 answers · asked by Hyun-Joong Kim 2

i need it for homework and cant find it anywhere

2006-09-15 15:01:28 · 8 answers · asked by Bob the Builder 2

what are the values of y and x please show work
i need till monday todays friday here thank you

2006-09-15 15:01:23 · 11 answers · asked by cosmoguy2121 3

I am doing a research project for school, And i need to know the realitive location, as in Realating to other well known citys - For Birmingham, UK.HELP!

2006-09-15 14:53:26 · 2 answers · asked by Jonas Brothers Loverrr! <33 2

2006-09-15 14:53:20 · 4 answers · asked by m jo 1

hi...my spanish teacher assigned a fake travel brochore to do on a spanish speaking city...i hav san salvador, el salvador...r there ny references i could find online about the culture and tourist attractions there? thanx in advance..

2006-09-15 14:42:36 · 3 answers · asked by [dANiiE♥♫]™ 5

As determined by the work of Neils Bohr,an atom emits energy when one of its electrons falls from a higher to a lower energy level.Following from this observation,the Bohr model also proposes that the difference between the two energy levels in such a case determines the


A.color of the electron
B.frequency of the emmited radiation
C.instability of the atom's nucleus
D. Mass of the emmited radiation

2006-09-15 14:37:28 · 3 answers · asked by Anonymous

2006-09-15 14:34:48 · 3 answers · asked by lil linval 2

I need help punctuating these senteneces.
1. The goose bit the mailman on the leg.
2.With five gallons of gas.
3.Because the store was closed.
4.For the seventh time.

2006-09-15 14:14:19 · 6 answers · asked by Anonymous

The forces that will establish chemical bonds between atoms result from the interaction of attractive and repulsive forces between


A.protons and electrons
B.electrons
C.electrons in the valence shell
D.protons,but only when electrons are lost

2006-09-15 14:00:03 · 4 answers · asked by Anonymous

Which one of the following statemants is true?

A.Flourine,having seven valence electrons,can' form a polar covalent bond.


B.Hydrogen can't attain a nobel element figuration because it has only one electron


C.Flourine,having four valence electrons,must form a nonpolar covalent bond.


D.Hydrogen can attain a noble gas structure by sharing only two electrons.

2006-09-15 13:54:25 · 4 answers · asked by Anonymous

And what do I do to the "4/3"? Do i turn it into a decimal or what?

2006-09-15 13:48:40 · 4 answers · asked by Anonymous

Dr King believed in a commitment to social change. How do you see yourself answering his call to civic responsibility? I am in fifth grade, need help.I have one day to get itdone. Its a 500 word essay.

2006-09-15 13:45:15 · 4 answers · asked by wsmith4664 1

and the translation to what they mean in english.

2006-09-15 13:45:13 · 8 answers · asked by Anonymous

2006-09-15 13:43:14 · 2 answers · asked by Anonymous

does anyone know where i can find a free english to -spanish trantalor software on the internet

2006-09-15 13:36:26 · 11 answers · asked by lord luaniciientagou 2

2006-09-15 13:26:55 · 2 answers · asked by Sydney G 1

Its due monday my essay

2006-09-15 13:21:33 · 7 answers · asked by hssv2005 2

2006-09-15 13:15:01 · 3 answers · asked by Anonymous

2006-09-15 13:10:13 · 8 answers · asked by brycegrandma99 2