Molality= moles NaCl/ Kg H2O
250 g (1 Kg/ 1000 grams)= 0.250 Kg
Molality= 0.611 moles/ 0.250 Kg= 2.44 molal
Educated Guess Here!
Since Br-80 does not exist, maybe that means Br-79 or Br-81 have very unequal abundances. For example, Br-79 may have 75% abundance whereas Br-81 may have 25% abundance.
It’s a or b i think it’s b
Answer:
dna or diabeties can be separated
Answer:
D
Explanation:
D is the answer because this is the only one having to do with genetics. Fox's genetics changed because it's environment changed.
