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Question 1 of 10
1. Question
One mole of propane is mixed with five moles of oxygen. The mixture is ignited and the volume of the products at s.t.p?
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Question 2 of 10
2. Question
Which of the following acts both as a reducing and an oxidizing agent?
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Question 3 of 10
3. Question
What is the partial pressure of hydrogen gas collected over water at a standard atmospheric pressure and 25°c,if the saturation vapour pressure of water is 23mm Hg at the temperature?
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Question 4 of 10
4. Question
A hydrated salt of formula MSO4.xH2Â O CONTAINS 45.3% by mass of water of crystalisation. Calculate the value of x [M = 56, S = 32, O = 16, H = 1 ]
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Question 5 of 10
5. Question
The POH of a solution of 0.25 mol dm³ of hydrochloric acid is
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Question 6 of 10
6. Question
In the reaction above, calcualte the quantity of electricity required to discharge zinc [F=96500C mol-1]
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Question 7 of 10
7. Question
Deliquescent substances are used for
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Question 8 of 10
8. Question
Which of the following best explains the increase in the rate of a chemical reaction as the temperature rises?
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Question 9 of 10
9. Question
The two functional groups in the above compound are
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Question 10 of 10
10. Question
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This is very hard