Moles

What is a mole?

An element's molar mass can be found on what part of an element's entry on the periodic table?

Which of these elements has the highest molar mass?

You have two sealed flasks. The first flask contains 22.99 grams of solid sodium (Na). The second flask contains 200.59 grams of liquid mercury (Hg). Which flask has more moles of the indicated substance?

Which of the following sets of coefficients correctly balances the above chemical equation?

__Pb(NO₃)₂ + __NaI ⟶

__NaNO₃ + __PbI₂

You have 2 moles of graphite (KC₈) in your pencil. How many grams of graphite are in your pencil?

How many grams of carbon dioxide are in 0.5 mol of carbon dioxide?

How many moles of Francium (Fr) are in 7.4 x 10²⁶ atoms?

How many Cl^- ions are found 2.00 mol of potassium chloride (KCl)

What percent of aluminum oxide is oxygen? Assume oxygen has a molar mass of 16 g/mol and aluminum has a molar mass of 27 g/mol