Molecular Weight And Mole Calculations Worksheet Answers. Round atomic masses to the tenth of a decimal place. This collection of ten chemistry test questions deals with calculating and using molar masses.
The molar mass of a substance is the mass of one mole of the substance. The units for molar mass are, therefore, grams/mole. Formula mass / molecular weight / moles / % percentage by mass worksheets with range of difficulties.
Formula mass / molecular weight / moles / % percentage by mass worksheets with range of difficulties.
The easy one are gimmes for most GCSE groups, medium and hard are intended for higher abilities and A Level or IB.
The number of moles n X of a species X of molar mass M X. The units for molar mass are, therefore, grams/mole. This is because the periodic table lists values that are a weighted average of the mass of all natural isotopes of each element.