Cuantos militros de alcohol se deben medir para preparar una solucion al 25 %

Joan writes four numbers on the board in standard form, and then she writes their scientific notation

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)