A sample of oxygen initially at 350 K is heated to 450 K. If the initial volume of the gas was 1 L, what is the final volume (approximately)? a) (A) 1 L
b) (B) 1.3 L
c) (C) 2 L
d) (D) 2.7 L

If a solution had a ph of 7 what is the solution

Imagine a small synthetic vesicle made from pure phospholipids enclosing an interior lumen containing 1 mm glucose and 1 mm sodium chloride. if the vesicle is placed in pure water, which of the following happens faster? a. na+ diffuses out. b. cl– diffuses out. c. h2o diffuses in. d. glucose diffuses out. e. sodium chloride diffuses out.

Chris is about to do an experiment to measure the density of water at several temperatures. his teacher has him prepare and sign a safety contract before beginning the experiment. which term is mostlikely part of the safety contract