amberllargues7 amberllargues7

11-04-2020
Chemistry

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Which of the following correctly identifies the number of each element involved in the chemical formulas

Which of the following correctly identifies the number of each element involved in the chemical formulas class=

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livy2337 livy2337

11-04-2020

D
If an element doesn’t have a number next to it that means there is only one. There a 4 hydrogens because the number is attached to the hydrogen atom. If there were 4 NH molecules the NH would be in parentheses and the 4 would be outside. Same goes for the oxygen atom and CO3 molecule.

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