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Is 9,000,000,000 tonnes as heavy as a Mouse?

It's about 450,000,000,000,000 times as heavy as a Mouse
The weight of a Mouse is about 0.0000210 tonnes.
(a.k.a. "House mouse", Mus musculus) (adult)
The weight of a mouse is typically an average of 0.0000210 tonnes. While most mice typically live two to three years, the Methuselah Mouse Prize — an award administered by a non-profit organization which advances aging-related research — was once awarded to a team of scientists whose research resulted in a mouse living just under five years.
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