Moving from left to right across a period; the general rise in the first ionization energy can be attributed to the?
A. decrease in nuclear charge B. increase in nuclear charge C. decrease in screening effect D. increase in screening effect Correct Answer: Option B – increase in nuclear charge
The droplets of water observed around a bottle of milk taken out of the refrigerator is due to the fact that the?
A. water vapour in the air around the bottle gains some energy from the bottle B. temperature of the milk drops as it loses heat into the surroundings C. saturated vapour pressure of the milk is equal to the atmospheric pressure D. water vapour in the air around the...
Calculate the percentage by mass of nitrogen in calcium trioxonitrate (V) [Ca = 40, N = 14, O = 16]
A. 8.5% B. 13.1% C. 17.1% D. 27.6% Correct Answer: Option C = 17.1%
Which of the following is an example of a mixture?
A. Common salt B. Blood C. Sand D. Washing soda Correct Answer: Option B – BloodProducts
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Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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Co-Ownership Structures and Land Acquisition Methods in Nigeria
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Rights in Community Land and Fundamental Land Concepts in Nigeria
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Customary Land Control and the Origins of Nigeria's Land Use Act
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Land Ownership Principles and Transaction Laws in Nigeria
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