Consider the reaction.

N2 (g) + 3H2 (g) - - - > 2NH3 (g)

How many grams of N2 are required to produce 100.0 L of NH3 at STP?

A. 6.25 g

B. 12.5 g

C. 62.5 g

D. 125.0 g

What does a Stationary object line look like?

If you exhale 7.25*10 to the 24th power molecules of CO2. How many moles of CO3 do you exhale?

What is the equation for maganese sulfide

The small particles that make up sedimentary rock are called

Is blood an element or compound?

Reactions that affect the nucleus of an atom are called? A. Fusions B. Radioactive decays C. Nuclear reactions D. Fissions

The amplitude of a wave is most directly related to what wave characteristic? Crest length Frequency Wavelength Wave height

Why is oil unable to dissolve well in water? Water is polar and oil is nonpolar, which means they have no attraction for each other. Oil molecules are too large to fit between the closely spaced water molecules in the liquid state.

The fertilizer ammonium sulfate is prepared by the reaction between ammonia and sulfuric acid. How many kg of ammonia are needed to produce 1x10^5 kg of (NH4) 2SO4?

The conversion of chemical energy to mechanical energy is best described by which example? A. sunlight warming the ground B. electricity boiling water C. fuel being combusted to power a rocket