The best and most correct answer among the choices provided by the question is the third choice "fertile land supported a food surplus."
Probably the primary result of Chinese civilizations settling<span> in the </span>river valleys<span> was that they were able to produce more crop.</span>
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The number of atoms found in each element is equal to Avogadro's number which is equal to 6.022 x 1023 atoms per mole element.
1. potassium and iodine each contain 6.022 x 1023 atoms per mole element.2. there are 2 atoms of Na, hence there are 1.2044 x1024 atoms Na but still 6.022 x 1023 atoms per mole S3. 6.022 x 1023 atoms per mole Si and 1.2044 x1024 atoms O4. 1.2044 x1024 atoms H, 6.022 x 1023 atoms per mole C and 1.8066 x1024 O
Answer:
true
Explanation:
it became the cultural,political and economic center of the United provinces
