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Geometries
Molecular orbitals
Ideal Gas Law/ Heat
Rates/Equilibrium
Miscellaneous
100
This the MOLECULAR Geometry that has 4 electron groups and NO lone pairs.
What is tetrahedral? 
100

The hybridization of a CH4 molecule.

What is sp3 hybridization?

100

The volume required to contain a 1.00 mole sample of a gas at 1.00 atm pressure and 25 C.  

What is 24.4 L? (Hint: use PV=nRT)
100

The expression for the equilibrium constant of  2 CO2(g) -->2 CO (g) + O2(g)

Kc= [CO2]2[O2]/[CO2]2

100

The strongest forces present in acetic acid, CH3COOH.

What are hydrogen bonds?
200
The electron geometry of something with 6 electron groups around the central atom.
What is Octahedral?
200

The bond order of N2 (g) determined using a molecular orbital diagram.

What is a bond order of 3?
200
The pressure in a balloon that has been inflated to a volume of 5.0 L, with 0.6 moles of an ideal gas, at room temperature (298 K).
What is 2.9 atm?
200

A generic rate law for the reaction 2A + B2 --> 4C. Where each reactant is first order.

What is Rate = k[A]1[B2]1 

200
This unit cell contains 2 atoms.
What is a Body Centered Cubic unit cell?
300

The electron geometry of NH3

What is tetrahedral?
300

The bond order and magnetism of O22-

What is 1 and paramagnetic?
300

A student places 8.86 g of a noble gas into an 8.00-L container at 23.0 °C (296 K) and measures the pressure to be 512 mm Hg (0.674 atm). THIS is the identity of that element.

What is Argon?
300

2A (g)+ B2(g)---> 2AB(g) 

At equilibrium conditions the partial pressures were measured to be the following: P(A)=0.75 atm, P(B2)=0.55 atm, P(AB)=1.25 atm

This is the Kp value.

What is 5.05?
300
Something that can act as an acid or base, this is an example.
What is amphoteric? Water.
400
The ideal bond angle in a tetrahedral molecule with no lone pairs.
What is 109.5?
400

The hybridization of the carbon atom in CO2

What is sp?
400

The energy required to heat 12 ounces of liquid water from 25 degrees Celsius to 100 degrees Celsius. (Hint: 1 oz =28.3495 g, Specific heat of water is 4.184 J/g deg C)

What is 106.753 kJ or 106,753 J?
400

CH3COOH (aq) → CH3COO-(aq) + H+(aq)

A student obtains 2.00 M CH3COOH (aq) [Ka = 1.8 x 10-5]. 

This is the concentration of [CH3COO-(aq)], and [H+(aq)].

(Hint: ICE tables!)

What is 0.00600 M?
400

The root-mean-square speed of He (use a molar mass of 4.0 g/mol or 0.0040 kg/mol) at 296 K and 1.00 atm (around room temperature and pressure).

What is 1359 m/s? (See worksheet 3 question 18)

500

The electron and molecular geometry of PCl3F2

What is Trigonal bipyramidal?