Fractional distillation of crude oil is used to separate hydrocarbons by Question 3 options: A) melting point. B) boiling point. C) chemical properties. D) number of attached hydrogens.

Which of the following statements is true? question 4 options: nuclear decay rates vary with the conditions of the reaction, but chemical reaction rates do not. chemical reaction rates vary with the conditions of the reaction, but nuclear decay rates do not. neither chemical reaction rates nor nuclear decay rates vary with the conditions of the reaction. both chemical reaction rates and nuclear decay rates vary with the conditions of the reaction.

Predict the products butane (c4h10) + oxygen —>

Salt in oceans comes from and of rocks