WebCHEMISTRY WORKSHEET # 1 MOLAR MASS (GRAM MOLECULAR/FORMULA WEIGHTS) We know that grams are actually a measure of the mass of matter and not the weight. Mass is the quantity of matter present; weight is a measure of the pull of gravity on matter and is measured in pounds or newtons. WebRepresentative Particle Chemical Formula Representative Particles in 1.00 mol Atomic oxygen O Oxygen gas Molecule Sodium ion Sodium chloride Atom Ion Formula unit O2 …
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