What type of energy is present in the batteries of a flashlight? Mechanical energy Electrical energy Chemical energy Radiant energy

A 25.5 liter balloon holding 3.5 moles of carbon dioxide leaks. How many grams of carbon dioxide escaped before the container could be sealed if the new volume of the balloon is 15.4L?

What are the similarities and differences between protons and neutrons

How are scientific questions answered? O A. By predicting a solution to the question O B. By observing and measuring the physical world O C. By reading books about the question O D. By asking other scientists what they think

Which of the following has kinetic energy? a can of paint sitting at the top of a ladder a dog running down the street a bird perched on a wire a person taking a nap

Which planet isn't the solar system is least dense A Jupiter b Mercury c Neptune D Saturn

What is the atomic weight of a hypothetical element consisting of two isotopes, one with mass = 64.23 amu (26.0%), and one with mass = 65.32 amu? (a) 65.3 amu (b) 64.4 amu (c) 64.9 amu (d) 65.0 amu (e) 64.8 amu

Is this base a physical or chemical property?

Classify each of the following aqueous solutions as a nonelectrolyte, weak electrolyte, or strong electrolyte. a) LiClO4 b) HClO c) CH3CH2CH2OH d) HClO3 e) CuSO4 f) C12H22O11

Give examples of temporaty physical change

Which of these is a source of sediment? A. Fragments of other rocks B. Chemicals and Minerals dissolve in water C. Sea shells D. All of the above