Chemistry, 11.02.2020 23:31, GingerSnaps
Phosphorus has an atomic number of 15, so what is the distribution of its electrons in an uncharged atom?a. The first energy level has two, the second has eight, and the third has five. b. The electron arrangement cannot be determined from the atomic number alone. c. The first energy level has eight and the second has seven. d. The first energy level has two and the second has 13. e. The first, second, and third energy levels have five electrons each.
Answers: 1
Chemistry, 22.06.2019 20:00, Isaiahtate053
The volume of a single vanadium atom is 9.29×10-24 cm3. what is the volume of a vanadium atom in microliters?
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Chemistry, 23.06.2019 03:50, timothymoles
Which best describes the activation energy of a chemical reaction? a. the combined energy of all the reactants b. the amount of energy required for a reaction to occur c. the difference in energy between products and reactants d. the potential energy stored in the bonds of reactants and products
Answers: 1
Chemistry, 23.06.2019 08:00, mshields1994
Amechanical wave that transports a lot of energy will have a
Answers: 2
Phosphorus has an atomic number of 15, so what is the distribution of its electrons in an uncharged...
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