In the chemical compound magnesium chloride, MgCl2, one mole of magnesium chloride contains how many chloride ions?
A) 0.5 ions
B) 1.20 x 1024 ions
C) 3.01 x 1023 ions
D) 6.02 x 1023 ions

What does the cell nucleus do or, how does it function?

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.

One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus