What is the change in the freezing point of water when 35.5 g of sucrose is dissolved in 55.0 g of water?
2 answers:
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The basic units for density is 
and any get of units that has those units in the proper place can be considered a density unit. The ones that has those specifically are A, B, E and F
Answer: 714 g Al2O3
Explanation: Solution attached
First convert mass of O2 to moles
Do the mole ratio between O2 and Al2O3 from the balanced equation.
Convert moles of Al2O3 to mass using its molar mass.
