12.5 grams of Flourine 23 would be left after 11 seconds
Answer:
Three influenza pandemics occurred during the 20th century: the 1918-19 “Spanish flu,” the 1957-58 “Asian flu,” and the 1968-69 pandemic or “Hong Kong flu.” In 2009, the World Health Organization (WHO) declared a global pandemic of H1N1 flu.
Explanation:
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X chromosomes and X chromosomes develop as a girl and X and Y develop as a boy
Once a hypothesis is tested and confirmed, and then tested again and confirmed again by many others, it may provide the basis for, or become a part of, a scientific theory.
Molecules spread out. Molecules from places with high concentration to low concentration.
