Calculate the mass of oxygen needed to react 10.0g of calcium to form calcium oxide.

2ca+o2 = 2cao

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

How many moles are in 123.0 grams of kclo4?

How many neutrons does an element have if its atomic number is 50 and its mass number is 166