Question

mass of all atom of c70h22​

Answer 1

☺here is your answer☺

⭐mass of one carbon atom = 12amu

⭐mass of 1 hydrogen atom = 1 amu

so. mass of C70H22

= 12(70) + 22(1)
= 744 amu. ans

Answer 2

since the atomic mass of iron is 55.847 amu, one mole of iron atoms would weigh 55.847 grams.

HOPE IT'S HELP U!!!!~