Question

What is the mass in grams of 25.6 moles of lithium hydroxide LiOH? Use the periodic table. Use your own paper or type in the space provided below. Show your work.​

Answer 1

Answer:613 grams

Explanation: Moles =
`(Mass (G))/(Molar Mass (G/mol))`

Li: 6.94 g/mol

O: 16 g/mol

H: 1.0078 g/mol

the sum of all equals the molar mass of LiOH

The molar Mass of LiOH is 23.95 g/mol

therefore 25.6 x
`(23.95 g/mol)/(1 g)` = 613 g

Hope this helps!