Chemistry, 16.09.2021 02:20 anniekwilbourne
1. Classify each of the following samples of matter. Put an “X” in the box
that applies. If it is a Pure Substance, classify it as an element or a
compound. If it is a Mixture, classify it as Heterogenous or
Homogenous.
Gold
Pepperoni pizza
Carbon dioxide
Grade juice
Helium
Salt
Sand at the beach
Ocean water
Answers: 1
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When a spring is compressed, the energy changes from kinetic to potential. which best describes what is causing this change?
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What prefix multiplier is appropriate for reporting a measurement of 5.57 ×10−5 m?
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Predict the relative bond lengths of the three carbon-oxygen bonds in the carbonate ion (co2−3). what would you expect the charge to be on each oxygen? match the words in the left column to the appropriate blanks in the sentences on the right. make certain each sentence is complete before submitting your answer.
Answers: 3
1. Classify each of the following samples of matter. Put an “X” in the box
that applies. If it is...
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