Ask Experts Questions for FREE Help !
Ask
    mariah2010's Avatar
    mariah2010 Posts: 1, Reputation: 1
    New Member
    		  
    #1

    Jan 10, 2011, 08:21 PM
    How to calculate moles of radium?
    How do u find moles for Radium?
    Unknown008's Avatar
    Unknown008 Posts: 8,076, Reputation: 723
    Uber Member
    		  
    #2

    Jan 10, 2011, 11:21 PM

    It will depend on what you are given. But I'll be most certain that you are given the mass of Radium.

    The number of moles of radium of a certain mass m is given by:



    Where Ar is the relative atomic mass of radium that you can find in Periodic tables.
Not your question? Ask your question View similar questions
 

Question Tools Search this Question
Search this Question:

Advanced Search

Add your answer here.


Check out some similar questions!

How do we calculate g-moles? [ 1 Answers ]

a mixture of methanol and methyl acetate contains 15 weight % of methano. Using a single dimensional equation, determine the g-moles of methanol in 200kg of the mixture

Calculate the number of moles of HCl originally present. [ 4 Answers ]

A 38.0mL solution 0.026M solution of HCl reacts with a 0.032M NaOH. a)calculate the number of moles of HCl originally present. b)how many moles of NaOH are needed to neutralize the acid? c)calculate the volume of the NaOH required to react completely with the acid Please help me!

How to calculate moles and concentration [ 2 Answers ]

How to calculate moles and concentration -------------------------------------------------------------------------------- Equation: copper and silver acetate --> silver and copper acetate solution so its Cu + AgCH3COO --> Ag + CuCH3COO right? Mass of copper: 2.28g Final mass of copper:...

How to calculate moles and concentration [ 1 Answers ]

Equation: copper and silver acetate --> silver and copper acetate solution so its Cu + AgCH3COO --> Ag + CuCH3COO right? Mass of copper: 2.28g Final mass of copper: 2.01 g (silver formed on it and was removed) 1) Calculate the # of moles of Cu(s) which reacted with the silver ions? 2) How...

Correction to Calculate % H20 in hydrates and number of moles [ 1 Answers ]

After 0.6523 g of CoCl2 * 6H20 is heated, the residue has a mass of 0.3423 g. Calculate the % H2O in the hydrate. What was the actual number of moles of water per formula unit CoCl2?

View more questions Search