A 3.00 L sample of oxygen at a temperature of 250K has a pressure of 1.50atm. What will be the new pressure if the temperature is raised to 486K and the volume expands to 4.50 L

1 mole of sulfur atoms has how much mass A 6.02 x 10^23g B 32 x (6.02 x 10^23) g C 32 g D 16 g

Calculate the mechanical advantage of a lever work five N of the input force is needed to move a 10 N box using a lever

The opposite of vaporization is called a. condensation. b. sublimation. c. evaporation. d. freezing.

According to Hund's rule, what's the expected magnetic behavior of vanadium (V) ? A. Non-magnetic B. Ferromagnetic C. paramagnetic D. Diamagnetic

Why is it harder to remove an electron from fluorine than from carbon?

F the solution described in the introduction is cooled to 0 ∘c, what mass of kno3 should crystallize?

11. You run 100 m in 25 s. If you then run the same distance in less time, does your aver - age speed increase or decrease? Explain.

In a zero order reaction, it takes 342 seconds for 75% of a hypothetical reactant to decompose. Determine the half-life t_{1/2} in units of seconds. Do not enter units with your numerical answer. Numeric Answer:

Choose one of the statements below that would best complete the following sentence. Carbenium ions are made by ... 1. adding protons to olefins. 2. abstracting protons from olefins. 3. adding hydride ions to naphthenes. 4.

Describe one main use for each fuel:coal, oil, and natural gas