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Question 16

Consider the reaction represented by the following equation: Zn(s) + 2HCI(aq) → ZnCI2(aq) + H2(g) what volume of hydrogen gas is produced at s.t.p. when 3.25 g of zinc reacts with excess dilute HCI? [Zn = 65, Molar gas volume at s.t.p. = 22.4 dm-3]

  • A.1.12 dm3
  • B.2.24dm3
  • C.4.48dm3
  • D.8.96dm3
Objective

Question details

Exam body
WAEC
Subject
Chemistry
Year
2008
Question no.
#16
Type
Objective
Previous · Q15If 5.00cm 3 of 0.20 mol dm -3 Na 2 CO 3 was diluted with distilled water to… Next · Q17 Which of the following gases has the lowerst rate of diffusion under the same…

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