Various pieces of safety equipment are used in the lab to provide protection against injury. which of the following pieces of lab safety equipment is least likely to be used if proper eye goggles are being worn?

a. first aid kit

b. safety shower

c. eye wash station

d. fire extinguisher

The density of an unknown gas at 98°c and 740 mmhg is 2.50 g/l. what is the molar mass of the gas with work showed?

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.

Rank the four gases (air, exhaled air, gas produced from from decomposition of h2o2, gas from decomposition of nahco3) in order of increasing concentration of co2