อยากได้แบบฝึกหัดฟรีนับพัน (ไม่มีสิ่งรบกวนเลย)? Here’s how
ได้รับความนิยมมากที่สุด
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Chemistry
Tutorial question Chapter 7
3 Born Haber calculations
Constructing chemical equation
Uses and application
Place coefficients in to balance the equations
Practise on determining the number of proton chemical environment.
one question with math formulas to fill in
heat change, neutralisation
reactions chemistry
addition reactions
a quick review of substitution and elimination
identify particle diagrams and classify them by matter type
physical properties:hardness,freezing point
Type of reaction:Elimination reaction Name of reaction: Dehydration of alcohol
dsgfdhdfgdhfg
Radioactive decay
sự điện li, axit, bazo
Some basic concept of chemistry
Determining substances that can form hydrogen bond
Test-chemistry-1
Test-eex-21