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How do we differentiate chemical change from physical change
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If two atoms are bonded to a central atom with no lone pairs,how will they be arranged
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Sugar is dissolved in water. which is the solute? sugar neither both water
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Which diagram shows the correct way to represent an ionic compound of magnesium oxide?
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Although respiratory organs vary across different organisms, they all contain respiratory surfaces that have a large surface area and are extremely thin. explain why having an extremely thin respiratory surface with a large surface area is advantageous for the process of gas exchange
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How do we differentiate chemical change from physical change...
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