Lead (pb) is used to make a number of different alloys. what is the mass of lead present in an alloy containing 0.15 mol of lead?

What must occur for air masses to form fronts

How does the presence of oxygen affect the chemical pathways used to extract energy from glucose?

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.