A student in chemistry class said that there are two significant figures in the measurement of 48 cm for the screen of his desktop. Do you agree or disargee with the student?

Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.

What does x represent in the formula for the compound xcl4?

In pqr m< p=60 m< q= 30 and m