48 hours<span>Most plaque hardens within 48 hours of formation, and within several days it will become so hard that it is almost impossible to remove. This hard substance is tartar and the only way to remove it is to see your dentist for a professional scraping of your teeth.
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Umm cancer idk lol
the density of gold is 19.3 g/cm the density of iron pyrite is 5.0 g/cm if a nugget of iron pyrite and a nugget of gold each have a mass of 50 g, what can you conclude about the volume of each nugget
Answer: D. To lose weight, you must use more energy than you consume
Explanation:
The myth "To lose weight, you must use more energy than you consume " is a true statement.
Answer:
Endocrine is the correct answer.
Explanation:
Answer:
No, its normal for a 15 year old boy to play sports
Explanation:
