Señala cuál es el nombre y el símbolo de los elementos cuyas configuraciones son: a) 1s2 2s2 2p2 b) 1s2 2s2 2p2 3s2
c) 1s2 2s2 2p6 3s2 3p6
d) 1s2 2s2 2p6 3s2 3p6 4s2 3d1

(1.6 × 10-19)(5.0 × 106) = c × 10d identify the missing numbers below to show the result of multiplying the numbers.

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

What is the mass of phosphorous in a 51-kg person