Syllabus Objectives At O levels, students must be able to perform calculations involving the number…
Tag: Mole Concept
Question Which substance contains the greatest number of atoms in 1 g?iodine (I2); iron (Fe)…
Question Sodium hydroxide reacts with sulfuric acid. The equation for the reaction is shown.2NaOH +…
The mole is the base unit of amount of substance. One mole of substance has…
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O Level Secondary Chemistry Tuition 