How do you convert the number of molecules of a substance to the number of moles?

a. add avogardo's number
b. subtract avogardo's number
c. multiply avogardo's number
d. devide avogardo's number

Remember to use the proper number of significant figures and leading zeros in all calculations.gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4

Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride

Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~