If a propane heater burns 38.95 g c3h8, it consumes?

What is the temperature of one mole of helium gas at stp?

Draw the lewis dot structure for each of the following polyatomic ions

27 drag each label to the correct location on the image. a particular exosolar system has five planets in total: a, b, c, d, and e. the table lists the orbital periods of these planets in days. planet orbital period (days) a 600 b 80 c 1,000 d 500 e 100 move each planet to its orbit in the system.