Chemistry - July 2006

2006-07-23 19:45:48 · 1 answers · asked by mrezatabrizi 1

2006-07-23 19:37:54 · 6 answers · asked by Anonymous

2006-07-23 19:36:03 · 7 answers · asked by Anonymous

2006-07-23 19:29:11 · 4 answers · asked by Anonymous

if so... wouldn't you have to decrease the temperature and increase the pressure? or would you increase both because at room temp youre at the critical point?

2006-07-23 18:50:58 · 13 answers · asked by ameliawht 2

a) CH4 (g) + 2O2 (g) → CO2 (g) + 2H2O (g)
b) 2Na (s) + 2H2O (l) → 2NaOH (aq) + H2 (g)
c) 2H2O (l) → 2H2 (g) + O2 (g)
d) Both a and b

2006-07-23 17:51:23 · 3 answers · asked by thekorean2000 4

i need a detailed answer so i can really understand why i am not getting any calories or nutrients from drinking regular water....

2006-07-23 16:23:46 · 14 answers · asked by narcissa 5

can somebody please answer this question with how the azetropic distillation curve of methanol and toluene looks like.

2006-07-23 16:08:11 · 4 answers · asked by Anonymous

can somebody please answer this question with how the azetropic distillation curve of methanol and toluene looks like.

2006-07-23 16:05:55 · 2 answers · asked by Anonymous

excess acid at 30.0c. [R=8.314510J/molK]

2006-07-23 15:47:16 · 2 answers · asked by Byron M 1

2006-07-23 15:42:51 · 8 answers · asked by basset slave 1

the volume of the sample change?

2006-07-23 15:35:53 · 6 answers · asked by Byron M 1

2006-07-23 15:11:42 · 4 answers · asked by JayDano 2

the same tempertaure and pressure, is true?

1. they have the same number of atoms
2. they have the same number of molecules
3. they have the same density

2006-07-23 15:11:28 · 2 answers · asked by Byron M 1

multiple choice:
a. the functional groups that are present
b. the physical properties of the molecule
c. the solubility
d. how many isomers it has

2006-07-23 15:10:05 · 5 answers · asked by Katie 2

2006-07-23 15:03:27 · 2 answers · asked by Byron M 1

a. elemental carbon comes in 2 forms, diamond and graphite
b. carbon forms 4 bonds, although the ground state configuration would predict the formation of fewer bonds.
c. carbon is a non-metal and forms covalent bonds rather than ionic bonds.
d. carbon can form bonds with other carbon atoms resulting in long-chain compounds, and at the same time forming bonds with many other elements.

2006-07-23 12:25:29 · 11 answers · asked by Katie 2

2006-07-23 12:19:15 · 7 answers · asked by Bruceman 1

2006-07-23 11:16:19 · 3 answers · asked by pavel s 1

2006-07-23 10:30:19 · 5 answers · asked by Anonymous

2006-07-23 09:50:41 · 10 answers · asked by Horsiegrl 1

2006-07-23 09:12:43 · 8 answers · asked by pradeep n 1

I was wondering if someone can help me with this problem now:
A. Calculate the mass of 500. atoms of iron [Fe]. [three sig figs]
B. How many Fe atoms and how many moles of Fe atoms are in 500.0 g of iron? [4 sig figs]

Please keep in mind of the Significant Figures [sig figs] in both parts.
Can someone try and explain how one would approach this problem? =/ Thanks in advance to anyone who can help. :]

2006-07-23 09:09:04 · 3 answers · asked by sooper mouse! 2

To alter or consume CO/CO2 emissions so that it doesn't harm the atmosphere. There's gotta be a way(I believe we just haven't found it yet) to USE/RE-USE the harmful emissions to our advantage.

2006-07-23 09:04:46 · 7 answers · asked by 1/6,833,020,409 5

For example, a question asks "How many formula units of BaNO4 are contained in 236 g?".

2006-07-23 08:41:15 · 2 answers · asked by spks3707 2

2006-07-23 08:11:23 · 7 answers · asked by james w 1

2006-07-23 07:48:29 · 15 answers · asked by coedmieri 2

2006-07-23 07:21:57 · 9 answers · asked by obelix 2

2006-07-23 06:13:36 · 1 answers · asked by star123 2

2006-07-23 06:07:53 · 6 answers · asked by star123 2