17.) Ciencia que basa sus estudios en la comparación entre la forma y función de estructuras de los organismos actuales, con las que presentan los organismos del pasado.
Ecologia B) Paleontologia
C) Anatomía D) Diologia​

Use the table to identify the phase and phase changes of the elements under the given conditions. write the name of the substance, phase, or phase change

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?

Imagine one batch of soup (batch “a”) is made with 8.19 g/can of salt, according to the recipe, and a second batch of soup (batch “b”) is made with 8.32 g/can of salt. explain which batch would be more resistant to frost damage if it is shipped a great distance in winter and explain why.