Flashcards in Chapter 1.6 The Mole Deck (7)
The gram formula mass of a substance is the mass of
one mole of that substance
What is the mass of one mole of potassium oxide?
(39 x 2) + (16)
Mole Calculations: The the M, M, FM triangle, the M at the top of the triangle stands for what?
How many moles are present in 25g of calcium carbonate?
Moles = Mass/FM
25/100 = 0.25 moles
MCV triangle is used to calculate
concentrations of solutions
What triangle would you use for this question: Calculate the concentration of a sodium hydroxide solution if 2 moles are dissolved in water to give 500cm3 of solution?