# If a force of 16N is applied to an object, and the resulting acceleration is 2m/s2, what is the object's mass?

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Borys Shumyatskiy | Certified Educator

Hello!

This question requires Newton's Second Law,

`F=ma,`

where `F` is a force applied to an object, `m` is its mass and `a` is its resulting acceleration.

Therefore mass `m = F/a,` in our case `m=16/2=8 (kg).`

The answer is **8 kg**.