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HtetPaing9358
15.10.2019 •
Chemistry
Each chemical element has a unique . the sum of the number of protons and neutrons in an atom is called the . the number of protons in an atom is called the atom's . an atom with more electrons than protons has a negative . most hydrogen atoms have only a single proton in their nucleus, so a hydrogen atom that also has one neutron is an of hydrogen.
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Ответ:
2. Atomic Mass
3. Atomic Number
4. Negative Charge
5.
Ответ:
Atomic mass, atomic number, charge, isotope
Explanation:
Protons and neutrons have mass.
Protons are the atom's identity.
Electrons are negative so when there is one more, the charge of the atom becomes negative.
As long as the number of protons stay the same, the element is the same. The more neutrons there are changes the atom into a isotope of said element.
Ответ:
They make chemical reactions to convert things electricity. They do this by capturing the power of motion and turning it into electrical energy by forcing electrons from the external source through an electrical circuit. An electric generator is a device that converts mechanical energy obtained from an external source into electrical energy as the output. It is important to understand that a generator does not actually ‘create’ electrical energy. Instead, it uses the mechanical energy supplied to it to force the movement of electric charges present in the wire of its windings through an external electric circuit. This flow of electric charges constitutes the output electric current supplied by the generator. This mechanism can be understood by considering the generator to be analogous to a water pump, which causes the flow of water but does not actually ‘create’ the water flowing through it.