Helppp pleasee Part A
Calculate the density of sulfur hexafluoride gas at 93.6 kPa and
23 °C. Express the density in grams per liter to three significant digits.

Part B
Calculate the molar mass of a vapor that has a density of 7.125 g/L at
11 °C and 99.1 kPa. Express the molar mass in grams per mole to three significant digits.
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Consider the reaction of a(g) + b(g) + c(g) => d(g) for which the following data were obtained: experiment initial [a], mol/l initial [b], mol/l initial [c], mol/l initial rate, mol/l. s 1 0.0500 0.0500 0.0100 6.25 x 10^-3 2 0.100 0.0500 0.0100 2.50 x 10^-2 3 0.100 0.100 0.0100 1.00 x 10^-1 4 0.0500 0.0500 0.0200 6.25 x 10^-3 what is the rate law for the reaction?

The picture represents the process that produces most of the energy used by living organisms on earth. which process is represented in the picture? a) the magnetic attraction between two hydrogen nuclei. b) the fusion of hydrogen nuclei to produce a helium nucleus in the core of the sun. c) the fission of hydrogen nuclei to produce a helium nucleus in the core of the sun. d) the chemical reaction between hydrogen nuclei to produce a helium nucleus in earth's atmosphere.

What is calcium oxide+diphosphorus pentoxide--> calcium phosphate balanced