What mass of Hydrogen Gas is produced when 2.2g Zn is reacted with excess aqueous hydrochloric acid in grams

Brainliesttt me asap! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

Define dew point. i am writing this part to be able to ask the question

Which of the following shapes would represent a molecule with two bonded atoms and 3 lone pairs on only one of them , trigonal planar , bent , trigonal pyramidal , linear