Question

C. SI unit of mass is .........
a.kg
b. mol
c. pound d m​

Answer 1

Explanation:

kg

hope it will be helpful for u..

Answer 2

Answer:

........ The kilogram, symbol kg, is the SI unit of mass. It is defined by taking the fixed numerical value of the Planck constant h to be 6.62607015×10−34 when expressed in the unit J⋅s, which is equal to kg⋅m2⋅s−1, where the metre and the second are defined in terms of c and ΔνCs........!!!!!