Explanation:
frequency = 1 wave/10s = 0.1 Hz
wavelength = 5.8 m
speed = wavelength × frequency
= (5.8 m)(0.1 Hz)
= 0.58 m/s
I hope this will help :)
Answer:
1mole= the ar/mr of substance and 1mole=24dm^3 of any gas at room temp
78.268L
Signifigant figures = 78L
