Give the electronic configuration of carbon atom.

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

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above