What is the mass of 7.5 x 1022 molecules of NH3?

Can you reduce your impairment by drinking coffee or cold showers? true or false?

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

Imagine that you push on a large rock. at what point does your effort change the rock’s mechanical energy?