Answer:<em>if u change the number of neutrons u will .get an isotope of the same element. </em>
Explanation: <em>neutron can make an atom radioactive</em>
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Molecules can share electrons, gain them, and lose them.
Answer:
Speed of wave = 32 ms⁻¹
Explanation:
Given data:
Frequency of wave = 4 Hz
Wavelength of wave = 8 m
Speed of wave = ?
Solution:
Formula:
Speed of wave = wavelength × frequency
Now we will put the values.
Speed of wave = 8 m × 4 Hz
Hz = s⁻¹
Speed of wave = 32 ms⁻¹