what is the concentration of a solution formed by diluting 25.0 ml of a 3.2 m nacl solution to 135.0 ml?

The chemical bond connecting one nucleotide with the next one along the nucleic acid chain is called a

Let the ed50 of a recreational drug be defined as the amount required for 50% of a test group to feel high or get a buzz. if the ed50 value of ethanol is 470 mg/kg body mass, what dose would a 70 kg party goer need to quickly consume in order to have a 50% chance of getting a buzz? 235 mg 470 mg 32,900 mg 35,000,000 mg

Helium decays to form lithium. which equation correctly describes this decay?