Question

p please tell the answer correct I will mark them brainlist​

Answer 1

Answer:

Atomic mass unit =}1.661 × 10-24 gram

Nanosecond=}10×10^-9

Angstrom=} 10^-10

Answer 2

Answer:

answer-

Step-by-step explanation:

1- non-SI unit dalton (symbol: Da, or u)

2- (ns)

3- Å