Which description best matches democritus idea of the atom?

What are the resulting coefficients when you balance the chemical equation for the combustion of ethane, c2h6? in this reaction, ethane is burned in the presence of oxygen (o2) to form carbon dioxide (co2) and water (h2o). (g)+(g)→(g)+(g)

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

Word equation for k+ h2o yield koh + h2