When carbon is burned in ar it reacts with oxygen to form carbon dioxide. When 21.6g of carbon were burned in the presence of 72.8 g, 15.2 g of oxygen remained untraced. What mass of carbon dioxide was produced?

For each of the following compounds, decide whether the compound's solubility in aqueous solution changes with ph. if the solubility does change, pick the ph at which you'd expect the highest solubility. you'll find ksp data in the aleks data tab. compounds does solubility change with ph

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?

A) equal lines b) parallel lines c) perpendicular lines d) none of the above