A hydrogen lamp emits several lines in the visible region of the spectrum. One of
these lines has a wavelength of 6.56 x 10^-5 cm.
What is the frequency of this radiation?

Explain how the integumentary system plays a crucial role in the ability to maintain homeoestasis

Can someone me with 1 to 4 plz. fast

Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.