Se toman 100 cm3 de una disolución de ácido sulfúrico, H2SO4, al 93,94 % en masa de pureza y densidad 1,831 g/cm3. Calcula la concentración de la disolución, expresada en kg/L. Si de la disolución tomamos 50 cm3, ¿cuál será ahora la concentración?

Waves are used in many practical applications to support work, entertainment, and health. one example is the use of ultrasound imaging to safely track the development of a growing fetus. what is a specific example of a practical application of waves in medicine, entertainment, safety, or other fields? provide a brief explanation of how the properties of waves are useful to that application.

During which interval are the persons represented by the graph not moving? a) 0 to 0.5 hrs b) 1.5 to 2 hrs c) 2 to 2.5 hrs d) 4.5 to 5 hrs

Assume this car is driven off a cliff . how many arrows of force need to be drawn in the free body diagram? assume no air resistance -five -one -three -four