6) When oxygen gas reacts with butane (C/H.) to produce carbon dioxide and water, if you have 1.6 liters of Carbon dioxide at STP, how much
propane was used?
2C4H10 + 1302 → 8C0+ 10H2o

Which metal exist in liquid state and can be cut with knife ?

In pqr m< p=60 m< q= 30 and m

To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as inert "blanketing" gases. a chemical engineer places a mixture of noble gases consisting of 4.37 g of he, 13.36 g of ne, and 36.65 g of kr in a piston-cylinder assembly at stp. calculate the partial pressure in torr of kr.