3. What are the elements or compounds found in the given material?
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4. How important it is to know the elements? ______________________________
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pls answer it need asap
____________________________________________________________________
4. How important it is to know the elements? ______________________________
___________________________________________________________________________
pls answer it need asap
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Answer:
Pure elements that might be found in a home:
Argon and tungsten are in incandescent light bulbs. Argon is inert and therefore keeps the tungsten filament from oxidizing.
Mercury is in some thermostats and in switches in space heaters that turn off when tipped over. Mercury completes the circuit when the appliance is in the upright position, but drains to a lower position and breaks the circuit when tilted.
Copper is used in electrical wiring and in some water pipes.
Carbon is in pencils. What we call pencil lead is actually the graphite form of carbon. The diamond form of carbon is in jewelry and is used as a cutting surface on saw blades designed to cut through metal.
About 20% of the air in your home is oxygen and about 80% is nitrogen.
Phosphorous is on the tips of matches and ignites from the friction of striking them.
Tantalum is used in capacitors in digital cameras, cell phones and tablets.
Compounds found at home:
- Water
- Table Salt
- Sugar
- Soap
- Toothpaste
- Baking Powder
- Mouthwash
- Vinegar
- Alcohol
Explanation: