I took the test and got this question right! Here is the work.
molality = moles solute / kg solvent
<span>moles AgClO4 = 75.2 g / 207.389 g/mol </span>
<span>= 0.3626 mol </span>
<span>molality = 0.6326 mol / 0.885 kg </span>
<span>= 0.410 m
The asnwer is 0.41.</span>
according to the internet it's 3
Answer:
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Answer:Water is attracted to the sodium chloride crystal because water is polar and has both a positive and a negative end. The positively charged sodium ions in the crystal attract the oxygen end of the water molecules because they are partially negative.