If the pressure is initially 0.700 atm before the addition of the gas and the position of the piston does not change, what is the new pressure inside of the cylinder

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

In an oxidation-reduction reaction, oxidation is what happens when a reactant

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5