Need it by 4:20 please

Using the periodic table, complete the table to describe each atom. type in your answers

How have the greenhouse gasses increased from the year 2000 to 2018

1) which of the following is the best example of a physical change? a) sugar dissolving in tea b) firefly glowing 2) in the combustion of ethane, what is/are the reactants? c2h6 + o2 ==> co2 + h2o a) c2h6 and o2 b) co2 and c2h6