Answer:
An exact number is a value that is known with complete certainty. Like for Examples of exact numbers are counted numbers of objects or certain unit conversions. For example, there are exactly 3 feet in 1 yard. There are exactly 12 eggs in a dozen. A class may contain exactly 25 students.
Explanation:
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Have a good night ma´am/sir.
Be safe!
Sea turtles they leave them on the beach
La gasolina es Contaminada
Answer:
The “I” and “II” in copper oxide represents the number of electrons that the metal has provided when copper oxide is brought into contact with metal. Some uses for copper oxide are: Building copper-based structures. These structures gradually change color due to oxidation.
action: jimmy touched the hot stove
reaction: jimmy got burned