Both oxygen atoms in the diatomic molecule have two nonbonding pairs. This results in the oxygen molecule having a planar geometric shape. This is because nonbonding pairs repel each other are significant in determining the shape of a molecule.

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2 years ago

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density of a sample of tin is 8 g/'ll when the actual density was 7.28 g/ml. what was the percentage error

riadik2000 [5.3K]

9.9%

|Approximate Value − Exact Value| divided by

|Exact Value| X 100

7 0

2 years ago

A dry mixture of KNO3 and sand could be separated by

Tatiana [17]

Place the mixture in hot water and stir well.
The KNO3 is very soluble in hot water. 
Use a fine filter paper and filter off the sand. 
The sand will be separated from the KNO3 solution. 
The water can now be evaporated from the solution by further, gentle heating leaving the solid in the container.

7 0

2 years ago