Which statement best explains why only one type of seismic wave was recorded in seismogram IV? S-waves cannot travel through the liquid outer core.
S-waves cannot travel through the liquid inner core.
P-waves cannot travel through the solid outer core.
P-waves cannot travel through the solid inner core.

Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).

#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.

Which of the following warnings would an agricultural chemist tell a farmer who wants to recycle his or her own ammonia? recycling ammonia is a difficult process that sometimes takes weeks. recycling ammonia requires a degree in biochemistry or a related field. recycling ammonia can be harmful because it is highly flammable and toxic. recycling ammonia costs too much money considering the price of the necessary chemicals.