1.) what are the two broad categories that elements can be divided into?
2.) list the names of the two elements and three compounds found in air.

Explain the effects of nh3 and hcl on the cuso4 solution in terms of le chatelier's principle

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.

What is the formula for calcium iodide