The density of a substance at `0^(@)C` is `10 g//c.c.` and at `100^(0)C` its density os `9.7g//c.c.` The coefficient of linear e

The density of a substance at `0^(@)C` is `10 g//c.c.` and at `100^(0)C` its density os `9.7g//c.c.` The coefficient of linear expansion of the sunstance is.
A. `10^(-4//@)C `
B. `3 xx 10^(-4//@)c`
C. `6 xx 10^(-4//@)c`
D. `9 xx 10^(-4//@)C`

The density of a substance at `0^(@)C` is `10 g//c.c.` and at `100^(0)C` its density os `9.7g//c.c.` The coefficient of linear expansion of the sunsta

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