1 point 7.' What type of chemical reaction is this? *
Hgo
Hg
+
O2
Mark only one oval.
Synthesis
Decomposition
Single Replacement
Double Replacement

When determining the shape of a molecule, it is important to draw a lewis dot structure first in order to see the total number a. electrons within the moleculeb. bonding and unshared pairs around central atomc. unshared pair within the molecule( i really need it )

Which best describes how johannes kepler developed his laws of planetary motion

Identify the electromagnets with poles that are reversed from the electromagnet shown above