What is the total number of protons in an atom with the electron configuration 2-8-18-32-18-1?

(1) 69 (3) 118

(2) 79 (4) 197

What is the correct ionic charge of an atom that gained 3 electrons?

An unstable nucleus which starts a decay process is called the parent nuclide. True False

List 5 of the 8 characteristics that define something as living

What are the units of k in the following rate law? Rate = k[X][Y]M/s1/Mss/M^2M/sM^2/s

Which reactions performed in the experiment involved chemical changes?

A rigid cylinder with a movable piston contains a 2.0-liter sample of neon gas at STP. What is the volume of this sample when it's temperature is increased to 30 degrees Celsius while its pressure is decreased to 90 kilopascal

Write a speech aimed at year 7 to explain why some metals lose their shine over time but gold does not.

How many moles of co2 could fit in a 475 ml bag at - 22c and 1.125 atm?

How mant atoms are in 3N2

The type of nuclear decay an unstable nucleus will undergo depends on its ratio of neutrons to protons. The radioisotope cobalt-65 has a ratio of neutrons to protons of 1.41, which is too high for a nucleus of this size.