What is the enthalpy change for this reaction

CH4 + 4Br2 -> CBr4 + 4HBr

Imagine that you’re getting ready to move to a new city. when people move, they are influenced by push factors and pull factors, and you have many reasons for your move. which of the following factors is an example of a pull factor? a. wanting to move because you’ve found a great new school somewhere new b. needing to move because there are not enough resources in your old hometown c. being forced to move because your old home is gone d. having to move because there are no jobs in your current hometown

0.09 moles of sodium sulfate in 12 ml of solution

Which of the following isotopes has the same number of neutrons as phosphorus-31?