If the barometric pressure that day was 75.1 cm Hg, the temperature was 27.0°C and the volume in the pipette decreases from 51.0 mL to 42.0 mL, how many millimoles of gas (total) were removed from the initial air sample? (Enter as a decimal value, not in scientific notation and enter the value only. Note that a millimole is 10-3 mole.)
Answers: 3
Chemistry, 21.06.2019 13:30
What is the molecular formula of a hydrocarbon with m+ = 166? (write the formula with no subscripts, e.g. c4h10.) what is the sum of rings and double bonds in this compound?
Answers: 1
Chemistry, 22.06.2019 00:00
Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.
Answers: 1
Chemistry, 22.06.2019 02:50
Consider the equilibrium system: 2icl(s) ⇄ i2(s) + cl2(g) which of the following changes will increase the total amount of of cl2 that can be produced? all of the listed answers are correct decreasing the volume of the container removing the cl2 as it is formed adding more icl(s) removing some of the i2(s)
Answers: 1
Chemistry, 22.06.2019 04:00
Drag each label to the correct location on the chart. classify each reaction as endothermic or exothermic.
Answers: 1
If the barometric pressure that day was 75.1 cm Hg, the temperature was 27.0°C and the volume in the...
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