10. Cuántos gramos de dióxido de carbono se producen en una reacción de 2.50 g de hidrógenocarbonato de sodio con exceso de ácido
cítrico según la ecuación:
3NaHCO3 + H2C, H,O, Na2C6H30, + 3C02 + 3H2O?

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?

The ammonia molecule in the diagram has the observed bond orientation because

Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.