Since the reaction gives off heat energy it is considered to be an exothermic reaction
Answer:
All of them!
Explanation:
Since Mg, Li, Ca, and Cs are all in groups 1 and 2 of the periodic table, they are alkali/alkaline earth metals and will all lose electrons during ionic bonding.
Answer:
9 g/ml
Explanation:
5 + 3.3 = 8.5
But you should use sig figs.
5 has no tenths, hundredths, and etc.
Therefore the 8.5 rounds up to 9
So the answer is 9.
Explanation:
a ...15 seconds×(3600 seconds hour)
Answer:
Sulfur
Explanation:
Sulfur has 16 valence electrons, as shown in the diagram.
