Physical because it is still H2O
Answer:
4.13X10^3= 4130 in the expanded form
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Neil Bohr contributed towards science in many ways, but his contributions did not include the charge of an electron. Neil Bohr recognized a relationship between the chemical properties of a substance and the number of valence shell electrons. Moreover, he introduced the atomic model in 1913 and provided the liquid-drop model to explain nuclear fusion.
A weak bond between two molecules resulting from an electrostatic attraction between a proton in one molecule and an electronegative atom in another
