Calculate the vapor pressure (in torr) at 303 K in a solution prepared by dissolving 13.63 g of the non-volatile non-electrolye urea {CO(NH2)2} in 104 g of water. The vapor pressure of water at 303 K is 31.83 torr. Enter your answer to 2 decimal places.

How many moles of gas are present if p=11 atm, v=12l, t=185k?

What are the similarities between compounds and mixtures?

#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.