Consider the following reaction: What mass of zinc metal should be taken so as to produce 125 mL of H2 measured at STP when reacted with excess hydrochloric acid?
Chem 1015 08/31/2017 ▯ Chapter 1 ▯ Chemistry is the study of matter and its changes. Everything we do involves chemistry ▯ Science and Technology Science is the process of seeking an understanding of the underlying principles of nature. It involves two facets: technological (or factual) and philosophical (or theoretical). o Philosophical ex Eclipse – space specific event Technology is the direct application of knowledge to solve problems. Science grew out of natural philosophy, or the philosophical speculation about nature. Chemistry is the disc