### Compute the ph at the temperature

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##### Reference no: EM13107241

1) Compute the pH at the temperature of 25 0C of a solution prepared by mixing  50 mL of 1.60 M sodium hydroxide solution to 0.5 of .0850 M Furoic acid HC5H3O3.

2) How do you compute the density of Helium (He)  in g/L  in a stratospheric weather balloon at an altitude of ca 15,000 m; t = - 43 oC, and P = 66,000 Pa?

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