How many atoms are in this formula? 2 fe 1 2 3 4

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.

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

One does not belong why? ice, gold ,wood ,diamond and table salt