How many Pa is 3 torr?

3 torr = 399.967 Pa

It is 399.967 Pa, so saying 400 Pa is fine — rounding is within 0.5%.

And how many torr is 3 Pa?

3 Pa = 0.023 torr

Formula: Pa = torr × 133.322368

1.2 torr159.987Pa

1.4 torr186.651Pa

1.6 torr213.316Pa

1.8 torr239.98Pa

2 torr266.645Pa

2.2 torr293.309Pa

2.4 torr319.974Pa

2.6 torr346.638Pa

2.8 torr373.303Pa

3 torr399.967Pa

3.2 torr426.632Pa

3.4 torr453.296Pa

3.6 torr479.961Pa

3.8 torr506.625Pa

4 torr533.289Pa

4.2 torr559.954Pa

4.4 torr586.618Pa

4.6 torr613.283Pa

4.8 torr639.947Pa

5 torr666.612Pa