
Cromliniau Hydoddi haws
Quiz
•
Chemistry
•
9th Grade
•
Practice Problem
•
Medium
E Evans
Used 2+ times
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7 questions
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1.
MATCH QUESTION
3 mins • 5 pts
Parwch y term a'i ystyr:
Uchafswm o solid wedi hydoddi
Hydoddyn
Solid
Hydoddedd
Hylif
Hydoddydd
Faint o solid sy'n gallu hydoddi
Hydoddiant
Cymysgedd
Dirlawn
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Beth sy'n digwydd i'r hydoddedd wrth i'r tymheredd gynyddu
Mae'n cynyddu ar gyfradd cyson.
Mae'n lleihau ar gyfradd cyson.
Mae'n cynyddu ar gyfradd sy'n cynyddu.
Mae'n cynyddu ar gyfradd sy'n lleihau
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Bydd hydoddiant dirlawn yn cynnwys faint o gramau ar 30°C
32
28
4.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Beth yw'r hydoddedd (solubility) ar 70°C?
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Faint o siwgr C12H22O11 sydd mewn hydoddiant dirlawn ar 40ºC?
240
220
260
200
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ar ba dymheredd gallwch hydoddi 140g o NaNO3 mewn 100g o ddŵr?
62
73
81
Amhosib dweud
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Ar ba dymheredd gallwch hydoddi 60g o KNO3 mewn 100g o ddŵr?
27
30
37
Amhosib dweud
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