2. Consider the following balanced chemical reaction: (100.00 g C2H4O2) + (x g 02) > (146.55 g CO2) + (60.01 g H20)
Calculate the numerical value of x. Place your answer in the box. Express your answer using

What is the composition, in atom percent, of an alloy that consists of 4.5 wt% pb and 95.5 wt% sn? the atomic weights for pb and sn are 207.19 g/mol and 118.71 g/mol, respectively.(a) 2.6 at% pb and 97.4 at% sn(b) 7.6 at% pb and 92.4 at% sn(c)97.4 at% pb and 2.6 at% sn(d) 92.4 at% pb and 7.6 at% sn

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

How many moles are in 123.0 grams of kclo4?