Calculate the molality of a solution in which 39.02 g of FeCl3 (molar mass = 162.2 g mol-1) are dissolved in 1335 g of water.

3. In order for a crime to be considered a robbery, the elements which have to be established include the wrongful taking of personal property from the person or in the person’s presence against the person’s will by force or threat of force.a. Trueb. False

Question 5.5   Sometimes the DNA blueprint code becomes a bit mixed up or damaged. These tiny changes in the plan can result in living things changing. The green moth changed to a darker coloured one.   Click on the button below to open the picture of the moth.   Explain how this can be problem and an advantage. (4)

How are coordination complexes formed?

5. You should always assume the burglar has left the scene of the crime prior to your arrival.a. Trueb. False

What is the difference between regular covalent bonds and coordinate covalent bonds?

Given the equilibrium reaction below, predict how each change would shift the equilibrium?

Question 1.3.2   A student wants to make the buzzer in this circuit louder. They can not change the buzzer, but they can add or remove component. Give one change the student could make to the circuit to make the buzzer louder. (1)

Suppose you calculated a value for ΔHvap for water that was 3% above the accepted value, which of the following is the most likely reason for the difference?

What explains the phenomenon that a 10.0 m NaCl(aq) does not have twice the effect of 10.0 m sucrose(aq) on lowering the freezing point of water, while a 0.0100 m NaCl(aq) does have twice the effect of a 0.0100 m sucrose(aq) solution on lowering the freezing point of water.