What is the name and mass of the substance produced by the decay of Ytterbium-175?

What is a metal replacement reaction

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?

For the reaction shown, calculate how many moles of no2 form when each of the following completely reacts. 2n2o5(g)→4no2(g)+o2(g) part a 1.0 mol n2o5 express your answer using two significant figures. nothing mol m o l request answer part b 5.4 mol n2o5 express your answer using two significant figures.