Prior to their phaseout in the 1980s, chemicals containing lead were commonly added to gasoline as anti-knocking agents. a 2.475 g sample of one such additive containing only lead, carbon, and hydrogen was burned in an oxygen rich environment. the products of the combustion were 2.694 g of co2(g) and 1.378 g of h2o(g). insert subscripts below to appropriately display the empirical formula of the gasoline additive:
Answers: 1
Chemistry, 21.06.2019 16:50
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
Answers: 2
Chemistry, 22.06.2019 05:00
Given sno2 + 2h2 - sn + 2h20 tin oxide reacts with hydrogen to produce tin and water. how many moles of sno2 are needed to produce 500.0 grams of sn?
Answers: 3
Prior to their phaseout in the 1980s, chemicals containing lead were commonly added to gasoline as a...
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