A 1.00 L sample of a gas has a mass of 1.92 g at STP. What is the molar mass of the gas? a. 1.92 g/mol b. 19.2 g/mol c. 22.4 g/mol d. 43.0 g/mol
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(A) 7.25, 7.35 (B) 7.35, 7.45 (C) 7.45, 7.55 (D) 7.55, 7.65
a. measured at constant temperature and pressure. b. that equal 1 L. c. that equal 22.4 L. d. measured at STP.
In the ideal gas law, what is the value that must be calculated from other measurements? a. P b. V c. T d. R
(A) chemical (B) mechanical (C) radiant (D) calories
a. 11.2 L b. 16.0 L c. 22.4 L d. 32.0 L
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a. –7ºC b. 11ºC c. 15ºC d. 288ºC
(A) plasma (B) amino acids (C) hemoglobin (D) enzymes