A 57-gram sample of an unknown material has a volume equal to 21 cm3. This material could be...?

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The footprints of a dinosaur and the burrow of an ancient shrimp are examples of which kind of fossils

What is the temperature in kelvin of a gas if it is allowed to expand from 1.50 l to 4.50 l? the initial temperature is 10.0°c and pressure is constant throughout the change. which equation should you use? t2= v2/v1 t1 what is the final temperature? ⇒ 849 k these are the answers.