¿Cuántos litros de anticongelante etilenglicol [CH2 (OH) CH2 (OH)] se deben agregar al radiador de un automóvil que contiene 6.50 litros de agua, si la temperatura invernal más baja en la región es de -20 0C? Calcule el punto de ebullición de esta mezcla (la densidad del etilenglicol es de 1.11 g/ml),

Which type of substance ionizes partially and gives off hydrogen ions when dissolved in water? a. strong acid b. strong base c. weak acid d. weak base

Identify one disadvantage to each of the following models of electron configuration: -dot structures -arrow and line diagrams -written electron configurations type in your answer below. (answer) -dot structures do not show the distribution of electrons in orbitals and take up a lot of space. -arrow and line diagrams take up a lot of space and make it difficult to count electrons. -written configurations make it easy to lose count of electrons and do not show the distribution of electrons in orbitals.

How have the greenhouse gasses increased from the year 2000 to 2018