Una disolución acuosa de ácido fosfórico H3PO4, (MM = 98,0 [g/mol]) al 85,0% m/m tiene una densidad de 1,71 [g/mL]. A partir de esta información, determine: a) Porcentaje masa – volumen.
b) Concentración molar [mol/L].

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?

Volume is a measurement of how fast particles of a substance are moving