Emilyvite6251
07.02.2021 •
Chemistry
What observations did you make when the hydrochloric acid and zinc were combined?
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Ответ:
Ответ:
Zn + 2HCl > ZnCl2 + H2
Explanation:
Zinc chloride and hydrogen gas is formed
Ответ:
No
Explanation: the reason is that pure substances cannot be physically separated while mixtures can be. ... A pure substance, any compound or element, can't be separated into different atoms by physical methods. A chemical reaction must occur to separate a compound into its different atoms/elements.