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01.09.2021 •
Chemistry
A measurement is a quantitative observation involving both a
number and a unit. What is a qualitative observation? What are
the SI units for mass, length, and volume? What is the assumed
uncertainty in a number (unless stated otherwise)? The uncertainty
of a measurement depends on the precision of the measuring
device. Explain.
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Ответ:
M=m+m-m
Explanation: