Se tiene una disolución de ácido sulfúrico al 40 % en masa y de densidad 1,32 g/mL. Calcule la concentración en % m/V

Which of these is an example of pseudoscience? a) predicting the time of sunrise based on data on position of earth b) predicting the date of the moon phases based on data on position of earth c) predicting eclipses based on the position of the sun and the moon d) predicting future events in a person's life based on the position of the moon

Describe at least two advantages and two disadvantages of using hydropower as a source of energy.

If 22.5 of nitrogen at 748 mm hg are compressed to 725 mm hg at constant temperature. what is the new volume?