0 of 5 questions completed
You have already completed this assessment. You cannot start it again.
Assessment is loading…
You must sign in or sign up to take this assessment.
You must first complete the following:
0 of 5 questions answered correctly
Time has elapsed.
You have reached 0 of 0 point(s), (0)
Earned Point(s): 0 of 0, (0)
0 Essay(s) Pending (Possible Point(s): 0)
- 1. Question
If 2g of zinc granules was reacted with excess HCL to hydrogen gas which came to completion after 5 minutes. Calculate the rate of the chemical reaction in ghr-1……………..
- 2. Question
Equal amounts of marble chips reacted separately with 100cm3 of hydrochloric acid of different concentration. If all the marble chips reacts, which of the following remained the same in each case?
- 3. Question
Consider the equilibrium reaction below, 2SO2(g) + O2(g) 2SO3(g); H = -xkj mol-1 The amount of sulphur (VI) oxide produced will increase if…………..
- 4. Question
Consider the reaction represented by the following equation: N2 + 3H2(g) 2NH3(g); H = -9.2 kjmol-1 finely divided iron is used as catalyst in the reaction in order to………….
- 5. Question
Which of the following factors will affect the rate of formation of S(s) in the reaction represented by the equation below? S2O2-3(aq) + 2H+(aq) SO2(aq) + H2O(l) + S(s)…………..