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In a chart of accounts, asset accounts typically start with the number 1, while liability accounts start with the number 2.

Which of the following statement(s) is/are correct  Sample A can be a representation of a flask containing sulfur dioxide gas. Sample B can be a representation of a flask containing carbon monoxide gas. Sample C can be a representation of a flask containing helium gas and hydrogen gas. 

Which of these ions has the largest radius (O2-, F-, Na+, or Mg2+)?

Which is the correct Lewis structure for COF2?

The following image shows interactions between molecules of ethylamines (CH3CH2NH2). From the image identify the hydrogen bonds.

Which is the correct Lewis structure for COCl2?

Which of the following set of quantum numbers {n, l, ml, ms} is possible for an electron in the 4d orbital? 

Calculate the pressure exerted by 7.8 moles of an ideal gas in a 39 L vessel at 43°C.

Which of the molecules below have resonance structures?  Number 1 has resonance structures [1] Number 2 has resonance structures [2] Number 3 has rresonance structures [3]

Determine the amount of heat released (in kilojoules) when 12.20 grams of ethane, C2H6, undergoes combustion according to the following equation: 2C2H6 (g) + 7O2 (g)