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- @At 135,15
- A typical question requiring you to use RAMs is:
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- @PlaySoundFile AEB20_01.wav
- @WaitForSoundToFinish
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- @Prompt
- @At 128,49
- #b#crFind the percentage of each element in Magnesium Carbonate.
- @At 134,98
- Step 1 Write down the formula. #[N36]
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- '@Answer 1
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- '@Feedback Wrong
- '#bNo#b
- '@Animation BoseGrim
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- '@Feedback Correct
- '#bYes#b
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- '@Animation BoseSmile
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- @Question
- @Prompt
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- @AtGraphic 130,200
- '@Picture AEB20_02.bmp
- @At 135,142
- Step 2 Work out the RMM of the compound.
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- RMM of MgCO3
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- Mg #[N36] + C #[N36] + O3 (3 x #[N36]) = #[N36]
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- '@Answer 24,12,16,84
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- '@Feedback Wrong
- '#bNo#b, the formula for Magnesium Carbonate is MgCO3.
- '@Animation BoseGrim
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- '@Feedback Correct
- '#bYes#b, well done!
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- '@Animation BoseSmile
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- @Question
- @Prompt
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- @At 134,213
- Step 3 Work out the % of each element to two decimal places.
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- % Mg #^#[N36] x 100 = #[N36]
- #t84
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- '@Answer 24,28.57
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- '@Feedback Wrong
- '#bNo#b, to work out the % of magnesium you should divide the
- 'RAM of Mg by the RMM of MgCO3 then multiply by 100.
- '@Animation BoseGrim
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- '@Feedback Correct
- '#bCorrect!#b
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- '@Animation BoseSmile
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- @Question
- @Prompt
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- @At 132,275
- % C #^#[N36] x 100 = #[N36]
- #t84
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- '@Answer 12,14.29
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- '@Feedback Wrong
- '#bNo#b, to work out the % of carbon you should
- 'divide the RAM of C by the RMM of MgCO3
- 'then multiply by 100.
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- '@Animation BoseGrim
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- '@Feedback Correct
- '#bCorrect!#b
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- '@Animation BoseSmile
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- @Question
- @Prompt
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- @At 132,341
- % O #^#[N36] x #[N36] x 100 = #[N36]
- #t84
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- '@Answer 16,3,57.14
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- '@Feedback Wrong
- '#bNo#b, to work out the % of oxygen you should
- 'divide the RAM of O by the RMM of MgCO3
- 'then multiply by 3 then multiply by 100.
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- '@Animation BoseGrim
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- '@Feedback Correct
- '#bCorrect!#b
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- '@Animation BoseSmile
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