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How many moles of carbon dioxide will form if 2.5 moles of c3h8 is burned

Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent

Match each statement with the state of matter it describes