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Question
Which one of the following compounds contains an ion with a 3+ charge?A) KCl
B) Na2O
C) FeCl3
D) CuCl
E) MgCl2
Answer
This answer is hidden. It contains 1 characters.
Related questions
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According to the Brnsted-Lowry definition,
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In the reaction of nitrogen gas with oxygen gas to produce nitrogen oxide, what is the effect of adding more oxygen gas to the initial reaction mixture? The reaction is shown below.N2(g) + O2(g) -> 2NO(g)A) The equilibrium shifts to produce more N2.B) The equilibrium shifts to produce more NO.C) The equilibrium is not affected.D) Extra catalyst is required to reach equilibrium.E) The temperature of the reaction mixture is raised.
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During the process of diluting a solution to a lower concentration,
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When KCl dissolves in water
A) the Cl- ions are attracted to dissolved K+ ions.
B) the Cl- ions are attracted to the partially negative oxygen atoms of the water molecule.
C) the K+ ions are attracted to Cl- ions on the KCl crystal.
D) the K+ ions are attracted to the partially negative oxygen atoms of the water molecule.
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E) ionic compound.
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Which of the following molecules can form hydrogen bonds?
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STP stands for 25 C and 760 mmHg.