A balance is best used to measure a sample's. which one is the right choice?
A. valume
B. len...
Chemistry, 25.09.2020 14:01 hectol9429
A balance is best used to measure a sample's. which one is the right choice?
A. valume
B. length
C. mass
D. size
Answers: 2
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The molecular formula for caffeine is cshion402. which of the following elements is not found in caffeine?
Answers: 1
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Gymnast always perform on padded mats. how does the mats protect the gymnast
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One way in which the useful metal copper is produced is by dissolving the mineral azurite, which contains copper(ii) carbonate, in concentrated sulfuric acid. the sulfuric acid reacts with the copper(ii) carbonate to produce a blue solution of copper(ii) sulfate. scrap iron is then added to this solution, and pure copper metal precipitates out because of the following chemical reaction: (s) (aq) (s) (aq) suppose an industrial quality-control chemist analyzes a sample from a copper processing plant in the following way. he adds powdered iron to a copper(ii) sulfate sample from the plant until no more copper will precipitate. he then washes, dries, and weighs the precipitate, and finds that it has a mass of .
Answers: 2
Chemistry, 22.06.2019 22:30
Which process describes vaporization that takes place below the surface of a liquid? condensation melting boiling evaporation
Answers: 1
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