The electron–pair geometry of a molecule is tetrahedral. what is its bond angle if there are no lone pairs of electrons?

What type of solution is formed if 10 g of kclo3 are dissolved in 100g of water at 30

Several kinds of bears are found on earth. most bears are brown or black, but one type of bear, the polar bear, is white. what process led to this difference in fur color? explain your answer.

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