Chemistry, 03.07.2020 21:01 sanociahnoel
En relación a la escala de ph se puede decir lo siguiente: I. Mientras más cerca del 8 la sustancia es más básica II. El papel tornasol es un papel indicador, que al generar color azul predice que la sustancia es ácida. III. El agua marina es un ejemplo de sustancia básica
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When the water vapor cools it condenses select a number that represents his process on the
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Chemistry, 22.06.2019 08:30
The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.
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Chemistry, 22.06.2019 10:30
Astudent reacts 13 moles of iron with 21 moles of oxygen according to the following equation:
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Chemistry, 22.06.2019 13:00
The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?
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En relación a la escala de ph se puede decir lo siguiente: I. Mientras más cerca del 8 la sustancia...
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