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ARC-Challenge / Mercury_178255 / In science class, a student obtains 20 mL of an acid solution. A small amount of…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

In science class, a student obtains 20 mL of an acid solution. A small amount of acid is added to a substance to detect the presence of copper. What should be done with the excess acid solution?

choices

  • Pour the acid into a trash can.
  • Neutralize the acid before pouring it down a sink.
  • Return the acid to the teacher's stock bottle.
  • Allow the water to evaporate from the acid solution.

Discussion

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Source and history

upstream_id / Original problem ID
Mercury_178255
task_id
e8882640-ff5f-59fd-9666-7d88853fb234
task_key
ARC~2dChallenge--test--Mercury~5f178255
task_revision_id
1
config / split
ARC-Challenge / test

Official source

initial import