A battery will produce electricity from the energy it has accumulated inside the battery, while a fuel cell produces the electricity from the fuel in an external fuel tank. This signifies that while a battery may run dead, a fuel cell will produce electricity as long as there is a supply of fuel.

3 0

3 years ago

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Arrange the metals used in this experiment (including H2 and Ag) in order of decreasing reactivity (most reactive metal first).

jarptica [38.1K]

Answer:

Na, Ca, Mg, All, Zn, Fe, Sn, Pb, H2, Cu, Ag

Explanation:

This is how metals are arranged in the electrochemical series.

Use the following to remember the order:

King Nathan Can Manage All Zone Freely Since Probably He Can Handle All Ages

Each word represent the order

K, Na, Ca, Mg, All, Zn, Fe, Sn, Pb, H2, Cu, Hg, Ag, Au

6 0

4 years ago

Which of the following is not Made up of atoms? A.Dust B.Golf Ball C.Sound D.The Sun

juin [17]

The correct answer is C - sound.
Sound is a wave, and it is thus not considered a form of matter.

7 0

4 years ago

Pls helllllpppppp!!!!! how was the interior of the atom was experimentally dicovered?

emmainna [20.7K]

Answer:

Thomson's experiments with cathode ray tubes showed that all atoms contain tiny negatively charged subatomic particles or electrons. Thomson's plum pudding model of the atom had negatively-charged electrons embedded within a positively-charged "soup."

6 0

3 years ago