Mg + HCl ->MgCl2 + H2 How many liters of hydrogen gas is produced at 298 K and 0.940 atm if 4.00 molecules of Hydrochloric acid react with an excess amount of magnesium metal

A) 26.0 liters

B) 52.1 liters

C) 82.3 liters

D) 104 liters

Imagine that you have produced several versions of lactase, each of which differs from normal lactase by a single amino acid. describe a test that could indirectly determine which of the versions significantly alters the three-dimensional shape of the lactase protein.

|using the periodic tablewarm-upuse the periodic table in the tools bar to answer the following questions. what elemental classification does oxygen belongto? done

The number of neutrons is equal to the atomic number minus the atomic mass. a. true b. false