Choose True or False for each statement.
2 answers:
You might be interested in
Answer:
160 Quarters
Step-by-step explanation:
There are 4 quarters in a dollar, and we know that there are 40 dollars. Multiply 40 by 4 to get 160
<u>Hope this helps :-)</u>
So, here you have to look at the periodic table and see what the molar mass of each molecule composing the water compound 
its two hydrogen atom plus an oxygen molecule, making it about 18g per mol.
That said, looking at the mass, we have to ask ourselves, if a mol of water contains 18g of mass, how many moles do we have in 0.5g of water?
We just do a cross multiplication:
its two hydrogen atom plus an oxygen molecule, making it about 18g per mol.
That said, looking at the mass, we have to ask ourselves, if a mol of water contains 18g of mass, how many moles do we have in 0.5g of water?
We just do a cross multiplication: