Adouble-replacement reaction, the
a.products are always molecular
b.reactants are two ionic compounds
c.reactants are two elements
d. products are a new element and a new compound
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Ответ:
b. reactants are two ionic compounds.
Explanation:
A double-replacement reaction is different from a single-replacement reaction because a double-replacement reaction is a reaction between two ionic compounds while in a single-replacement reaction one atom replace another atom. In addition, the product formed from a double-replacement reaction often precipitate from the given solution.
Ответ:
43.0 grams of SiH4 converts to 1.338 moles.