Calculate the osmotic pressure of a solution containing 19.90 mg of hemoglobin in 15.1 mL of solution at 21 ∘C . The molar mass of hemoglobin is 6.5×104 g/mol .

Me i dont know what to do! the table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

Determine the empirical formula for succinic acid that is composed of 40.60% carbon, 5.18% hydrogen, and 54.22% oxygen.

Concentrations expressed as a percent by mass are useful when the solute is a a. liquid b. gas c. solid