Write the balance equation for
CaCl2 + Na2C204 = CaC204 + NaCl

Melting 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.

Neils bohr believed that electrons orbited the nucleus in different energy levels, based on strong support from

Select all of the methods through which a drug can enter your body. injection swallowing inhalation absorption