2. What is the wavelength of electromagnetic radiation if its frequency is 3.20 x10-2 Hz? Givens: 1=?; c = 3.00 x 10^8 m/s; f =​

Of the groups of elements below, which are most likely to gain electrons to become anions? a. alkali metal b. boron group c. halogen d. transition metal

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

What layer of the atmosphere is directly above the troposphere?