Answer:
60 m/s
Explanation:
Meters per second (m/s) is the units for velocity/speed.
The positive magnitude, +60, indicates that the velocity is moving in the right direction.
Answer:
The amount of matter will be the same - matter cannot be destroyed or created.
Explanation:
The state of matter could change, however, e.g. solid to liquid.
What will happen in a case there is different number of electrons compare to protons is<em> D: The particle is considered an</em><em> ion.</em>
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- An ion can be regarded as atom or molecule which posses some amount of electron more than amount of protons and vice versa.
- It can be regarded as molecules that has a charge. i.e ( -ve or +ve)
- When the number of electron in this molecules or atom is more that that of the present protons, then the ion is negatively charged ion.
- When a particles posses less electron compare to the present protons then the ion is positively charged.
Therefore, an ion can be charged positively and it can be charged negatively
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Answer:
3. 0.75 mole. or (C)
Explanation:
1.5 moles. 9.03X1023 . 3. 0.75 mole. 4581023. 4. 15 moles.