How many atoms of carbon are in 24 grams of carbon?
a) 1.2 x 10²⁴ atoms
b) 1.7 x 10²⁶ atoms
c) 1.2 x 10²⁵ atoms
d) 3.0 x 10²⁴ atoms
e) 3.0 x 10²³ atoms
can anyone explain this one?

Does the energy in a solid increase or decrease when changing to a liquid?

Which atom or ion is the largest? 0 a. 0 0 0 0 e. li

As air becomes more dense, (select all that apply) o. air weighs less o. gas molecules are closer together o. air is colder o. air weighs more o. gas molecules are further apart o. air is hotter