Answer:
4HCl + 2Zn = 2H2 + 2ZnCl2
I hope it's helps you
Gravitational force will increase with greater mass
Its d. Speed (v) and frequency(f) both stay the same.
<span>Because Amplitude does not affect wave frequency. When you put more energy into the wave (larger amplitude) it does not affect how often you repeat a cycle.
</span>Also speed can be altered when the medium changes through which it travels.