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MDCAT Past Papers - ETEA - Chemistry - Chap No 1 Quiz

Attempt 10 MCQs on MDCAT Past Papers - ETEA - Chemistry - Chap No 1 | Quiz 2

11. How many moles of NaCl are produced from 16.5g of HCl according to the neutralization reaction: HCl + NaOH → NaCl + H₂O



12. What mass of aluminium oxide (Al₂O₃) is produced from 18.5 g of Al metal, when it reacts completely with oxygen gas according to the following equation: 4Al + 3O₂ → 2Al₂O₃



13. Efficiency of chemical reaction can be checked by calculating:



14. When 4g of magnesium is heated in excess of oxygen, magnesium oxide (MgO) is formed. Calculate the theoretical yield of MgO



15. The amount of products that is actually produced during a chemical reaction by performing experiment is called:



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