Al+NH4ClO4 =Al2O3+AlCl3+N2+H2O how many electrons are transferred, write the half reactions, what is reduced

The difference between the atomic number of an element and the element’s atomic mass is the number of ions.

Acrystal that absorvd water from air is (blank)a. aqueousb. homogenousc. hygroscopicd. efflorescent

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.