What is empirical formula of N306?

Explanation: The empirical formula of a compound is the simplest whole number ratio of atoms in the compound. In , the ratio of N atoms to O atoms is 3:6, which can be reduced to 1:2. Using the reduced ratio, put new subscripts on the compound: . Since subscript of 1 on the N is implied, no subscript needs to be written on the N, and the empirical formula is simply .

1.solid

2.carbon dioxide

3.helium

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