A). Calculation: Given mass of Au * 1mol of Au/molar mass of Au= # of moles
;
57.01 g Au*1 mole of Au/196.97g Au=0.3 moles of Au. So the answer is 0.3 moles of gold(Au). Good luck on the rest, and message me on Brainly if you need more help. I'll be happy to.
Only toms idea could be scientific since it is testable, can be tested by others, have a hypothesis, and be proven
The answer should be A capillaries
3. is Phytoplankton
4. Plankton produce their own food thru photosynthesis or lassoing energy
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