Which of the following is an example of chemical energy being used?

A. Battery in a flashlight

B. Ice melting

C. Riding a bicycle

D. Mercury rising in a thermometer

The modern atomic model states that electrons move sort of like what?

Neptune is 30.6 au from the sun. How long is the year for neptune?

3. How does adding neutrons affect isotope symbols?

If the center atom has four single bonds around it, what type of molecular geometry is present

What is the volume of 120mg of water

Isopropyl alcohol (C3H8O) is a common solvent used for cleaning and disinfectant purposes. Its mass spectrum is shown below.

How is an unsaturated fat converted to into a saturated fat?

Is hydrofluoric acid stronger than acetic acid?

How much energy does an electric hair dryer use if it draws 8.3 amps of current when using 120 volts for 5.0 minutes?

You need a 45% alcohol solution. on hand, you have a 480 ml of a 40% alcohol mixture. you also have 85% alcohol mixture. how much of the 85% mixture will you need to add to obtain the desired solution?