How many moles of Ag can be produced from 2.47 mol Ag20?
2 Ag2O → 4 Ag + O2

To calculate percent by mass, use the equation below: calculate the percent by mass of each element. %n = % %h = % %o = %

The molecular weight of carbon dioxide, co2, is 44.00 amu, and the molecular weight of nitrous dioxide, no2, is 46.01 amu, so no2 diffuses co2

When did stem cell research become known ? who discovered stem cell? what experiments or studies have been conducted so far?