Calculate the molar mass of a compound if 0.372 molof it has a mass of 152 g.

What quantity in moles of NaCl are in 72.0 grams of NaCl?

If a 50 g sample is composed of 45 g C and 5 g H, what is its empirical formula?

True or False? A molar ratio is a ratio between the number of moles of any two components involved in a chemical reaction.

Determine the molar mass of a substance if 0.300 moles has a mass of 152 g.

5. A compound is determined to contain 49.5% carbon, 5.15% hydrogen, 16.5% oxygen and the restnitrogen. If the molar mass of the compound is 195 g/mol, determine the empirical and molecularformulas.

Which class of organic molecules has been used as an anesthetic?

Mass of watch glass and evaporating dish:67.511 g   Mass of watch glass, evaporating dish, and Mg ribbon:67.751 g   the mass of Mg (g): 0.240     Mass of watch glass, evaporating dish, and reacted Mg after cooling:68.465 g   the mass of the product (g): 0.714   the mass of Cl (g): .474   Mole calculations  the moles of Mg in the product (mol)  1 x10-2   the moles of Cl in the product (mol) 1.3 x10-2     Determining the formula of the MgxCly product   Magnesium (Mg) Chlorine (Cl) Unrounded molar ratio         Simplest whole-number ratio           Write the empirical formula for your product:

How many grams of sodium chloride (NaCl) are there in 1.54 mol1.54 mol

The percentage composition by mass of each element in sodium sulphate, Na2SO4, is what?