What is the percent by mass of sodium phosphate
What is the percent by mass of sodium phosphate in a 0.142M Na3PO4(aq) solution that has a density of 1.015g/mol.
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A solution is prepared by adding 6.24 g of benzene(C6H6, 78.11g/mol) to 80.74g of cyclohexane (C6H12, 84.16 g/mol). Calculate the mole fraction and molarility of benzene in the solution. ANS: mole fraction=0.0769 and molarity =0.989 m.
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75.00 mL of an aqueous solution of formic acid is titrated with a 0.150 M aqueous solution of NaOH. It is found that 21.25 mL of the NaOH solution is needed to reach the equivalence point. Formic acid has a pKa of 3.74. Calculate the pH when 10.00
What were the efforts toward peace during the early 1900's?& ;How did nationalism and international rivalries lead Europe to War?& ;
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According to Freud's Psychosexual Development, which stage are Jeffrey's symptoms consistent with?
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Some factors that contribute to a child being accepted or rejected by their peers can be their communication skills such as how the listen and respond to peers.
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