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發問 101 回答 38

2010-03-15 8:41 pm

Simple reaction questions

2009-11-19 7:23 pm

何謂實不可取

2009-10-07 6:31 am

2009-05-19 3:46 am

Very easy tension question

2009-05-09 7:16 am

brightness of bulb

2009-04-01 8:59 pm

Regulation of body temperature

2009-03-31 9:50 pm

Work, energy and power

2009-03-30 1:25 am

electrolysis of dilute NaCl

2009-03-14 3:29 am

Like dissolve like?

2009-03-06 6:09 am

Very hot substance

2009-02-27 9:38 pm

how plants communicate

2009-02-06 9:07 pm

Interesting discovery?

2009-01-27 11:24 pm

Calculation of pH

2008-12-18 9:40 pm

How is a nucleus binded?

2008-12-09 5:56 am

Is resistance related to heat produced?

2008-12-04 11:53 pm

What happens when you switch to a higher V mode

2008-12-04 11:29 pm

power and resistance

2008-12-04 11:18 pm

electricity question

2008-11-14 9:31 pm

WHy metals do not dissolve

2008-11-14 9:28 pm

Why ions have to be delocalized to conduct

2008-11-06 5:32 am

Osmosis and active transport

2008-10-29 5:48 am

2008-10-29 3:58 am

2008-10-11 9:05 pm

2008-10-09 8:13 pm

jet engine principle

2008-10-08 9:28 pm

K.E. and momentum

2008-09-12 4:38 am

Solvent and solute, how are they mixed?

2008-09-10 9:21 pm

calcium nitride why not Ca2N2

2008-09-04 3:31 am

Phy very hard question

2008-09-02 3:46 am

Factors of a test tube being cracked.

2008-09-01 6:32 am

Electronegativity oF NH3 and NH4+

2008-08-23 9:06 pm

PLease explain an equation

2008-08-23 7:58 pm

Explain an equation

2008-08-02 8:10 pm

Is fire a 4th state of matter?

2008-07-25 10:07 pm

About prefixes in chem.

2008-07-05 9:31 pm

2008-07-02 3:27 am

What solvents dissolve limoene

2008-06-17 5:09 am

2008-06-16 1:52 am

Moving electrons

2008-06-12 3:17 am

Current is very confusing

2008-06-11 3:12 am

Ability to emit EM wave

2008-06-09 6:21 am

How to measure specific latent heat of vaporization.

2008-06-08 6:05 am

2008-06-04 1:31 am

Linear and planar structures

2008-06-04 1:26 am

Clouds and infrared and UV

2008-06-03 4:52 am

Why sulphur monoxide is unstable

2008-06-02 9:24 pm

levels of an atom

2008-06-01 12:59 am

2008-05-31 8:16 am

metal resistance of electricity

2008-05-25 7:10 pm

Repulsion among air molecules

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