Chemistry

Chemistry, 30.09.2019 19:10, marcusajns

Is zinc nitrate a stronger electrolyte than hydrochloric acid?

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Physics, 29.06.2019 03:30, eweqwoewoji

Dr. west mixes zinc (zn) and hydrochloric acid (hcl) together in his laboratory. the two chemicals react to form hydrogen gas (h2) and zinc chloride (zncl2). which of the following are products in the chemical reaction described above? a. hydrogen gas and zinc chloride b. zinc and hydrochloric acid c. hydrochloric acid and zinc chloride d. zinc and hydrogen gas

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Chemistry, 22.07.2019 12:20, zarakanchi

#1: which concentration of hydrochloric acid would most likely react with a zinc metal strip at the fastest rate? a. 10% b. 20% c. 30% d. 40% #2: which is usually associated with a faster reaction rate? a. using a crushed solid in the reactants b. putting a glass cover over the reactants c. removing heat energy from the reactants d. using a highly diluted solution of the reactants #3: hydrochloric acid reacts with zinc metal. which would increase the reaction rate the most? a. using whole zinc metal strips and a 10% hydrochloric acid solution b. using zinc metal strips that were cut in half and a 20% hydrochloric acid solution c. using zinc metal strips that were cut in fourths and a 10% hydrochloric acid solution d. using zinc metal strips that were cut in eighths and a 20% hydrochloric acid solution

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Chemistry, 24.09.2019 09:00, tovarclaudia055

Zinc reacts with hydrochloric acid according to this reaction: zn(s) + 2hcl (aq) → zncl2(aq) + h2(g) which of the following will react the fastest? a. 2.0 gram lump of zinc in 0.10 m hydrochloric acid b. 2.0 gram sample of powdered zinc in 0.10 m hydrochloric acid c. 2.0 gram lump of zinc in 0.50 m hydrochloric acid d. 2.0 gram sample of powdered zinc in 0.50 m hydrochloric acid

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