The alpha-helix structure is stabilized by:.
1. covalent bonds between adjacent functional groups.
2. hydrogen bonds along the peptide backbone.
3. association with helixase stabilizing enzymes.
4. non-covalent interactions with water.
5. cationic elements found in water solutions.

Type the letter that represents the correct location for each particle type below.

Identify the missing numbers below to show the result of multiplying the numbers (1.6 × 10-19)(5.0 × 106) = c × 10d

Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u.s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?