The atomic size of silicon is greater than a Phosphorus b Aluminium Magnesium d Sodium​

In which of these cases are the two wave points considered to be in phase with each other?

In water, a strong acid will break down into its component parts. a. completely b. partly c. never in water, a weak base will break down into its component parts. a. completely b. partly c. never

Light waves travel than sound waves.