Atomic <span>mass He = 4.002 u.m.a
4.002 g --------------- 6.02x10</span>²³ atoms
50 g ------------------ ? atoms
50 x ( 6.02x10²³) / 4.002
= 3.01x10²⁵ / 4.002
= 7.52x10²⁴ atoms of He
I believe the first blank is inertia
around the age of two they might start to kinda ''leave''(or venture) there parents
Answer:
i know 3, reproduction, organisms, and variations in traits
Explanation:
