Question 11 (1 point) A scientist isolates 3.187 g of a gas. The sample occupies a volume of 909.4 mL at
66.4 °C and 92.7 kPa. Calculate the molar mass of the gas. Provide your answer to
TWO decimals.

What is the oxidation state of each individual carbon atom in c2o42−?

In which of the following phases of matter do molecules have the highest amount of energy? a. liquid b. gel c. solid d. gas

6) (a) calculate the absorbance of the solution if its concentration is 0.0278 m and its molar extinction coefficient is 35.9 l/(mol cm). the depth of the cell is 5 mm. (b) what is the %t? (7) calculate the absorbance of the solution if the transmitted light intensity is 70% of the initial light beam intensity