Zn + (
)HCl → (
)ZnCl2 + (
)H2

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 )

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom