Name all the period 2 elements in mendeleevs periodic table

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.

Which of the following is always a reactant in a combustion reaction? oxygen nitrogen hydrogen carbon

How many moles of gas are present if p=11 atm, v=12l, t=185k?