What volume of hydrogen (in L) is produced from the complete reaction of 56.49 g of
magnesium metal at STP?
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Mg(s) + 2HCl(aq) + MgCl2(aq) + H2(g)
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Note: Keep extra digits in any intermediate
calculations! Round to the correct number of
significant figures at the very end.
Remember! 1 mole of gas at STP occupies 22.4 L.
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In november 1987, a massive iceberg broke loose from the antartic ice mass and floated free in the ocean. the chunk of ice was estimated to be 98 mi long, 25 mi wide, and 750 ft thick. a typical backyard swimming pool contains about 24,000 gallons of water. how many of these pools could you fill from the water in this iceberg? (assume the iceberg is a rectangular solid of the above dimensions and consists of water only). express answer in scientific notation.