90 grams due to laws of conservation of mass. Output mass = input mass. Mass can never be created or destroyed.
<h2>see in the attachment hope it helps you</h2>
The first one has 35 atoms and the elements hydrogen, oxygen and chlorine
The second one has 9 atoms and the elements sodium, carbon, and helium
C is a mixture!!!!!!!!!!!!!
Answer:
D) N-Cl.
Explanation:
The electronegativity of the elements in Group 5 (N. P As and Bi) decreases as we go down the Group so N is the most electronegative and chlorine is less able to draw electrons away from N than from the other elements in Group 5.
