What is atomic mass unit?
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moles H3PO4 = 87.0 g / 97.9937 g/mol = 0.8878 mol
kg of water = 0.0130 kg
kg of water = 0.0130 kg
molality = 0.8878 mol / 0.0130 kg = 68.3 molal
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Answer:
Atomic mass unit is defined as exactly equal to one twelfth of carbon 12 atom.
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