What is the ratio of gas speeds for He to CO2? O 111/2 m/s
O 11 m/s
1/111/2 m/s
O 1/11 m/s
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What are four significant sources of ghgs that come from wostem washington?

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?

A650 ml sodium bromine solution has a bromide ion concentration of 0.245 m. what is the mass (g) of sodium bromide in solution? a) 103.b)0.00155.c)16400.d) 16.4.e) 0.159