Answer the following questions about the chemical reaction C3H8(g) + 5 O2(g) à 3 CO2(g) + 4 H2O(g)

If 27.8 g of oxygen react, what mass of water was produced?

a
10.1 g
b
12.5 g
c
27.8 g

consider the reaction below.

 no rx

at 500 k, the reaction is at equilibrium with the following concentrations.

[pci5]= 0.0095 m

[pci3] = 0.020

[ci2] = 0.020 m

what is the equilibrium constant for the given reaction?

0.042

0.42

2.4

24

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the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl