Help please please brainy please

A

Explanation:

The characteristic physical property of a substance will stay the same regardless of the amount of matter. The density, thermal conductivity, and boiling point of a substance will not change from the amount of matter, so the answer is A, mass. The mass of anything will change with the amount sampled.

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Good luck

if you have ask any question and if you have got the answer reply for your position there will be option for making a brain least answer you need to click click there and they can get the points in brain list main thing is that you need to choose those answer which answer you are you think that it is to you

well to answer ur question to be completly honest