Two samples of 2.0 L of water are heated by adding 50.0 J of thermal energy to each. Both samples are at the same pressure, 1 atm. What are the possible initial temperatures of the two samples?

The volume of an unknown substance in a sealed glass jar is 50 milliliters. the volume of the jar is 200 milliliters. which state of matter could the substance be?

Which subshell is represented by the actinides family?

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