Graphite has a specific heat of 0.709 J/(gx°C). If a 25 gram piece of graphite is cooled from 35 °C to 18 °C, how much energy was lost by the graphite?
O 620.4 kJ
O 30.1 kJ
O 319.1 kJ
O 301.3 kJ

Write the overall equation for the reaction for lithium battery

How many protons, electrons, and neutrons are in each of the following isotopes? a. zirconium-90 b. palladium-108 c. bromine-81 d. antimony-123

Which of the following involves only abiotic factors? a. a large rock being weathered by wind and rain b. an otter using a stone to break open a sea urchin c. a spider building a web in the corner of a building d. a pine tree absorbing light from the sun