weight? or mass.
mass=numbermoles*molmass
= 2.5E24/6.02E23* (2*31+3*16)g
Mole calculations:
How much does 2.5 x 10^24 molecules of p2o3 weigh ?
3 answers
Which is greater? 25.0 grams of calcium OR 2.5 x10^24 atoms of calcium (Prove It)
Pls help me. Calculate the number of moles of calcium chloride(cacl2),that can be obtain from 25kg of limestone(caco3) in the presence of excess of HCL.(ca=40, c=12, O=16, H=1, cl=35.5)