1kmol of gaseous fuel with a volumetric analysis of 45 percent ch4, 35 percent h2, and 20 percent n2 is burned to completion with 130 percent theoretical air. determine the air–fuel ratio and the energy released by the combustion process. assume the reactants and products are @ 25°c

Look at the bean data from days 4–6. use these data to explain how natural selection changed the number of dark red walking beans over time. writing part

What is avogadro’s number, and why is it useful

Sodium nitrite (nano2) reacted with 2−iodooctane to give a mixture of two constitutionally isomeric compounds of molecular formula c8h17no2 in a combined yield of 88%. draw reasonable structures for these two isomers. click the "draw structure" button to launch the drawing utility. place the two compounds in the appropriate boxes below.