Answer:
All you have to do is count the number of electrons in the shells and place them according to the atomic number. I just did it.
Explanation:
Answer:
it would be redshift and cosmic background radiation
Answer: Ba(CN)2 + (NH4)2SO4 => BaSO4 + 2 NH4CN
Explanation: The reaction will produce BaSO4 Barium sulfate and NH4CN Ammonium cyanide.
Answer:
Water has polar O-H bonds. The negative O atoms attract the positive H atoms in nearby molecules, leading to the unusually strong type of dipole-dipole force called a hydrogen bond. Since water has hydrogen bonds, it also has dipole-induced dipole and London dispersion forces.
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Answer:
oxygen ion.
An oxygen ion has 8 protons and 10 electrons.