A2.43g sample of mgso4 hydrate (mgso4 * x h2o) is heated and 1.19g of anhydrous mgso4 remains. calculate the miles of water (x) per 1 mole of mgso4.

Explanation

Part A: 0.0201

Part B: 2.51g

Part C: 0.1393

Part D: 7:1

Part E: 7

in theory, limestone is composed principally of the compound calcium carbonate - caco3, but in reality this compound is deposited in conditions involving a number of other compounds as impurities so it ends up being a mixture of many compounds.

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tony (lordcaos066)

answer

fusion: the energy source of stars. the energy released from the collapse of the gas into a protostar causes the center of the protostar to become extremely hot. when the core is hot enough, nuclear fusion commences. fusion is the process where two hydrogen atoms combine to form a helium atom, releasing energy.

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