A compound was analyzed in a lab and was found to consist of 63.1% C, 5.31% H and the rest is oxygen (O). If the molecular molar mass is 305 g/mol, what is its molecular formula?

The population of unionid mussels decreased after zebra mussels were introduced. zebra mussels competed with the unionid mussels for food. the zebra mussels were able to displace the unionid mussels, allowing the zebra mussel population to increase  over the years. the unionid mussel population decreased because  of lack of food.

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13 protons and 13 electrons