Question 19
What volume of hydrogen is produced at s.t.p. When 2.60 g of zinc reacts with excess HCI according to the following equation? Zn(s) + 2HCI(aq) → ZnCI 2(aq) + H2(g) [Zn = 65; 1 mole of a gas occupies 22.4dm3 at s.t.p]
Objective
Question details
- Exam body
- WAEC
- Subject
- Chemistry
- Year
- 1999
- Question no.
- #19
- Type
- Objective
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