23700 J of heat are added to a 98.7 g sample of copper at 22.7 °C. What is the final temperature of the copper? The specific heat of copper is 0.385 J/g°C.

George is a dalmatian puppy. describe what happens to light that allows you to see george’s black and white coat.

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.

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!