Magnesium reacts with hydrochloric acid (HCl) as follows. How many milliliters of hydrogen gas are produced by the reaction 0.020 mol of magnesium with excess of hydrochloric acid at STP? Make sure to use the correct number of significant digits. 0.448 mL 0.45 mL 448 mL 450 mL

answer; /// the amount of material dissolved in a measure of liquid(concentration) the above statement is (true); /// good luck

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

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