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C1 - Mól

Authored by C Ruanaidh

Chemistry

9th - 12th Grade

Used 5+ times

C1 - Mól
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14 questions

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1.

FILL IN THE BLANK QUESTION

2 mins • 2 pts

Ríomh líon na mól i ... 5.6g de Ca(OH)2

Tabhair d'fhreagra go dtí 2 ionad de dhéachúlacha

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

líon na mól =

mais (g) x Mr

Mr / mais (g)

mais (g) / Mr

3.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Mr de Mg(NO3)2 =

146

148

132

164

4.

MULTIPLE CHOICE QUESTION

3 mins • 3 pts

Cad é an mais ocsaigine atá de dhíth le imoibriú le 10g de hidrigin?

2H2 + O2 --> 2H2O

10

80

90

5

5.

MULTIPLE CHOICE QUESTION

3 mins • 3 pts

Cén mais ocsaíd chailciam atá foirmithe ó dhianscaoileadh 25g de charbónáit chailciam?

CaCO3 --> CaO + CO2

14

25

32

4

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Cad é a chiallaíonn mól?

An comhdhúil a dhéantar nuair a athchuirtear roinnt de na hiain hidrigine nó na hiain hidrigine uilig in aigéad le iain mhiotail nó amóiniam

Caithnín déanta de dhá adamh nó níos mó atá nasctha go ceimiceach

mais an adaimh i gcomparáid le mais iseatóp carbón-12 ,   a bhfuil mais 12 go cruinn aige.

An mais fhoirmle choibhneasta i ngraim de shubstaint

7.

FILL IN THE BLANK QUESTION

2 mins • 1 pt

Ríomh an Mr de ... hiodrocsaíd rubaidiam RbOH

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