Author Question: A 1.35 m aqueous solution of compound X had a boiling point of 101.4 C. Which one of the following ... (Read 90 times)

mwit1967 · **on:** Aug 27, 2018

A 1.35 m aqueous solution of compound X had a boiling point of 101.4 C. Which one of the following could be compound X? The boiling point elevation constant for water is 0.52 C/m.

A) CH3CH2OH
B) C6H12O6
C) Na3PO4
D) KCl
E) CaCl2

Question 2

A container filled with gas is connected to an open-end U-tube manometer that is filled with mineral oil. The pressure in the gas container is 773 mm Hg and atmospheric pressure is 754 mm Hg.

What will be the difference in the levels of mineral oil in the two arms of the manometer if the densities of Hg and mineral oil are 13.6 g/mL and 0.822 g/mL respectively? A) 1.15 mm
B) 15.6 mm
C) 19.0 mm
D) 314 mm