How can there be more than 1,000 different atoms when there are only about 100 different elements?

Solar energy is energy from the sun that is converted into thermal or energy. a. nuclear b. mechanical c. electrical d. chemical

If 1.8 l of water is added to 2.5l of a 7.0 m koh solution, what is the molarity of the new solution

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