100 grams of mayonnaise is 3.53 oz (100 g) in weight, which occupies a volume of 7.12 tbsp (105 mL). You can picture this amount as being about the size of a tennis ball.
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Volume
Weighs 3.53 oz (100 g)
about the size of a tennis ball
Density estimated by AI from typical values. Mayonnaise typically ranges 0.91–0.98 g/mL depending on how it's packed. A firmly packed scoop weighs more.