Question

# 2a) A mixture of hydrogen and krypton gases, in a 5.66 L flask at 11 °C,...

2a) A mixture of hydrogen and krypton gases, in a 5.66 L flask at 11 °C, contains 0.623 grams of hydrogen and 8.50 grams of krypton. The partial pressure of krypton in the flask is atm and the total pressure in the flask is atm

b) A mixture of argon and neon gases is maintained in a 6.51 L flask at a pressure of 1.94 atm and a temperature of 74 °C. If the gas mixture contains 6.64 grams of argon, the number of grams of neon in the mixture is g.

c A mixture of hydrogen and krypton gases, in a 5.66 L flask at 11 °C, contains 0.623 grams of hydrogen and 8.50 grams of krypton. The partial pressure of krypton in the flask is atm and the total pressure in the flask is atm.

d) A mixture of argon and neon gases is maintained in a 6.51 L flask at a pressure of 1.94 atm and a temperature of 74 °C. If the gas mixture contains 6.64 grams of argon, the number of grams of neon in the mixture is g.

e) How many grams of iron are needed to completely consume 20.4 L of chlorine gas according to the following reaction at 25 °C and 1 atm?

iron ( s ) + chlorine ( g ) ----iron(III) chloride ( s )
f) What volume of carbon dioxide is produced when 56.5 g of calcium carbonate reacts completely according to the following reaction at 25 °C and 1 atm?

calcium carbonate (s) ------calcium oxide (s) + carbon dioxide(g)

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