Chemistry, 18.05.2021 16:50 gracie0818
Which information can be determined from the litmus paper tests?
A Solutions 1 and 5 are both acids.
B. Solutions 2 and 8 are both neutral.
C. Solutions 3 and 6 are both bases.
D. Solutions 4 and 7 are both acids.
Answers: 2
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Most materials are not magnetic because their magnetism has worn off. their magnetic domains are arranged randomly. they lack magnetic fields. earthβs heat has destroyed their magnetism.
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Consider the reduction reactions and their equilibrium constants. cu+(aq)+eββ½βββcu(s)pb2+(aq)+2eββ½βββpb(s)fe3+(aq)+3eββ½βββfe(=6.2Γ108=4.0Γ10β5=9.3Γ10β3 cu + ( aq ) + e β β½ β β β cu ( s ) k =6.2Γ 10 8 pb 2 + ( aq ) +2 e β β½ β β β pb ( s ) k =4.0Γ 10 β 5 fe 3 + ( aq ) +3 e β β½ β β β fe ( s ) k =9.3Γ 10 β 3 arrange these ions from strongest to weakest oxidizing agent.
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Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize
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Which information can be determined from the litmus paper tests?
A Solutions 1 and 5 are both acids...
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