Chemistry Question! 20 Points! Nuclear decay is more likely to occur when:

- the mass number is greater than 83.

- the atomic number is greater than 83.

- the sum of the number of electrons + the atomic number is greater than 83.

- the sum of the mass number + the number of electrons is greater than 83.

What is the atomic number of an atom that has 6 protons

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 wavelength of a 3*10^12 hz infrared wave a 3*10^20m b 1* 10^4m c 3*10^-3m d 1*10^-4 m