Cromliniau Hydoddi haws

Cromliniau Hydoddi haws

9th Grade

7 Qs

quiz-placeholder

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Cromliniau Hydoddi haws

Cromliniau Hydoddi haws

Assessment

Quiz

Chemistry

9th Grade

Practice Problem

Medium

Created by

E Evans

Used 2+ times

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7 questions

Show all answers

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

Media Image

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

Media Image

Bydd hydoddiant dirlawn yn cynnwys faint o gramau ar 30°C

32

28

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

Media Image

Beth yw'r hydoddedd (solubility) ar 70°C?

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

Faint o siwgr C12H22O11 sydd mewn hydoddiant dirlawn ar 40ºC?

240

220

260

200

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Media Image

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

Media Image

Ar ba dymheredd gallwch hydoddi 60g o KNO3 mewn 100g o ddŵr?

27

30

37

Amhosib dweud

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