A 20C° la solubilidad del solfato de sodio (Na²SO⁴) es de 20 g/100 g de agua ¿Cuantos gramos de Na²SO⁴ se pueden disolver completamente en 633 ml de agua?​

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

Skills of homo sapiens were found an excavation. the skulls were preserved because the bodies were frozen. so, these fossils are (blank) fossils.the image shows the evolution of skulls beginning 2 to 3 million years ago. based on the image, modern human skulls(blank) ape skulls.

Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon