<span>They keep the same form no matter what tense is used.
</span>
Answer:
correct
Explanation:
makes sense just re-write!
Foods are a solid we need to survive
The outside has grass and trees
Answer:
0.1739
Explanation:
0.800 mol of N2
0.200 mol of H2
0.150 mol of CH4
Total moles of the mixture = 0.8 + 0.2 + 0.150 = 1.150 mol
Mole fraction of H2 = Number of moles of H2 / Total moles
Mole Fraction = 0.2 / 1.150 = 0.1739
