What is the relationship between events and patterns? O A. Events explain how patterns work.
B. Events that happen over and over form a pattern.
O C. Patterns explain what causes events to happen.
O D. Patterns cause events to occur.
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Which are forms of frozen water? check all that apply. dew frost hail rain sleet

What is the vapor pressure of a solution with a benzene to octane?

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 .