The solution for this problem would be:
H + ions from pH = 4.0 x 10^-4 moles.
But H2SO4 gives off 2 moles of H+ ions / mole.
Moles of H2SO4 = 2.0 x 10^-4
Mass = 2 x 10^-4 moles x 98 = 1.96 x 10^-3 grams
1.96 x 10^-3 grams / 10^3 = 1.96 x 10^-6 Kg.
Answer: An air mass that originates over land in Central America is most likely<em><u> warm & dry.</u></em>
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2 atoms will bond with calcium to form Calcium Fluoride
Answer:
Depende de la cantidad de agua que haya