Which refers to chargeed atom that forms when the number of electrons and protons are not equal

In which of these cases are the two wave points considered to be in phase with each other?

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5

Ican determine the molar mass of an element by looking on the under the atomic mass for the element. for example the molar mass of phosphorus is 30.974 grams/mole. avogadro’s number tells me the amount of representative particles in 1 mole of any substance. this means 12.011 gram sample of carbon and a 32.0 gram sample of sulfur have the same number of atoms.