Chemical Bonding
Bond formed by sharing electrons
What is a covalent bond?
The coefficients in a balanced equation represent this
What are mole ratios?
Heat energy is measured in this unit
Whare are joules?
KCl
Potassium Chloride
A homogenous mixture of two or more substances
What is a solution?
Bond formed by transfer of electrons
What is an ionic bond?
The amount of substance in a chemistry is measure in this unit
What is the mole?
Reaction that releases heat
What is exothermic?
NaHCO3
Sodium Bicarbonate
The substance that gets dissolved
What is the solute?
Weak attraction between molecules
What are intermolecular forces?
The amount actually produced in a reaction
What is actual yield?
Reaction that absorbs heat
What is endothermic?
CaCl2
Calcium Chloride
What is the solvent?
This bond has angles of 109.5º - 4 bonds around a single atom
What is tetrahedral
Actual yield divided by theoretical yield times 100
What is percent yield?
Total heat content of a system
What is enthalpy?
Ca(OH)2
Calcium Hydroxide
The concentration expressed as moles of solute per liter of solution
What is molarity?
Unequal sharing of electrons creates this type of bond
What is a polar covalent bond?
This is the substance that stops a reaction
What is the limiting reactant?
Energy required to start a reaction
What is activation energy?
H2SO4
Sulfuric Acid
A solution that can stil dissolve more solute at a given temperature
What is an unsaturated solution?