PLEASE HELP ASA1 Electric Energy Net Generation by Resource (as of 2007)

Resource Percentage

coal 48.5

natural gas 21.6

uranium 19.4

hydroelectric 5.8

petroleum 1.6

biomass about 1.0

geothermal <1.0

solar and other <1.0

wind <1.0

other gases 0.3

What percentage of energy generation is produced by fossil fuels?

I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!

What is happening when the water inside a kettle heats up and begins to boil

What would be the original temperature of a gas that has a volume of 2.0 l and a pressure of 2.0 atm and an unknown temperature that the volume increased to 3.5 l in its pressure decreased to 1.0 atm if the final temperature is measured to be 11°c