Ineed with 8 and 9 a and b now and u

a) which layers is the oldest layer
b) describe the age of the igneous intrution that is labeled g related to the other rocks layers and explain how it's age related to the other layers

What is the value of keq for the reaction expressed in scientific notation?

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.

What is the molecular weight of copper