A radioactive substance of mass 768g has a half life of 3 years. After how many years does it leave only 6g undecayed?​

What does the mass of 0.7891 mol of ferric oxide (fe2o3)

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

7. in the cycle, a virus integrates its dna into the host's dna, and its dna is replicated when the host dna is replicated. a. infectious b. retroviral c. lysogenic d.lytic