A cell with zinc and carbon electrodes in a distilled water electrolyte would not produce a significant voltage because distilled water has very low conductivity due to the lack of ions. For a galvanic cell to generate voltage, there needs to be a sufficient concentration of ions in the electrolyte to facilitate the flow of electric current. However, if a small amount of electrolyte (like a salt or acid) is added to the distilled water, a measurable voltage could be produced.
Neither. The voltage depends on the relative electronegativities of the materials in the electrodes, not the electrolyte between the electrodes.
In a electrochemical cell or a battery there are two electrodes and an electrolyte. Chemical reaction occurs between the electrodes and the electrolyte which causes one of the electrodes to be positively charged and the next one to be negatively charged. The differences between the two electrodes creates voltage. When the battery is now connected to a circuit it makes a current.
Yes, a cell with copper and zinc electrodes in an acid electrolyte will produce voltage because of the difference in their reduction potentials. The zinc will undergo oxidation at the anode, releasing electrons and creating a potential difference with the copper cathode where reduction occurs. This potential difference between the two electrodes generates an electric current.
Yes, a cell with two copper electrodes in salt water can produce voltage due to the electrochemical reactions occurring at the electrodes. The salt water acts as an electrolyte, allowing ions to move and facilitating the flow of electric current. The difference in electrode potential between the two copper electrodes can generate a voltage, but the output may be relatively low compared to other types of electrochemical cells. The effectiveness of this setup depends on factors like the concentration of salt and the surface area of the electrodes.
The voltage an electrochemical cell produces does not depend on the electrolyte (e.g. type of fruit), it depends on the two electrodes (e.g. metal strips). The voltage is determined by the relative electronegativities of the two electrodes. For example all cells using a copper electrode and a zinc electrode will produce the same voltage, regardless of the kind of electrolyte they are put into. Another example all cells using a carbon electrode and a zinc electrode produce 1.5 volts, regardless of whether the electrolyte is acidic (the original dry cell batteries), basic (modern alkaline batteries), or neutral (a salt).
One simple experiment to demonstrate how metals in water can produce an electrical current involves creating a basic galvanic cell using two different metal electrodes, such as copper and zinc. Place the electrodes in a container of saltwater or vinegar, which acts as an electrolyte. Connect the two electrodes to a small light bulb or a multimeter to measure the voltage. The chemical reaction between the metals and the electrolyte will generate a flow of electrons, producing an electrical current that can light the bulb or show a measurable voltage.
A battery is basically 2 metals separated by acid (which is used as an electrolyte). All you have to do is to place 2 metal plates (made out of certain metals) inside the fruit, and connect them into an electric circle. You'll see it produces weak but noticeable voltage.
If you put two metal electrodes in an electrolyte, such as salt water, electrons will flow from the less-noble metal to the more-noble one. If you use two electrodes of the same metal, there is no difference in nobility so no current will flow.
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electrolyte When electrodes are placed in an electrolyte and a voltage is applied, the electrolyte will conduct electricity. In batteries, two metals with different electron affinities are used as electrodes; electrons flow from one electrode to the other outside of the battery, while inside the battery the circuit is closed by the electrolyte's ions. Here the electrode reactions convert chemical energy to electrical energy.
In a electrochemical cell or a battery there are two electrodes and an electrolyte. Chemical reaction occurs between the electrodes and the electrolyte which causes one of the electrodes to be positively charged and the next one to be negatively charged. The differences between the two electrodes creates voltage. When the battery is now connected to a circuit it makes a current.
To determine the voltage of a battery cell using a cell voltage calculator, you need to input the values of the cell's components such as the electrolyte and electrodes. The calculator will then provide you with the voltage output of the battery cell based on these inputs.