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How many milliliters of 1.58 M HCl are needed to react completely with 23.2 g of NaHCO3 (? = 84.02 g/mol) ?
HCl(aq) + NaHCO3(s) NaCl(s) + H2O(l) + CO2(g)
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The child’s first vocalizations that have the sounds of speech.
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A soft murmuring or cooing sound, often associated with infants as an early form of vocalization.
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