Answer:What should you do if you realize during research that your original theory is wrong
Explanation:
Answer:
147.2g
Explanation:
The full solution can be found in the image attached. Graham's law was applied to the problem. The rate of diffusion of a gas is inversely proportional to its molar mass or vapour density. Molar mass= 2vapour density
All alcohols are polar.
True
Answer:
( c ) sunlight.
Explanation:
the leaves are closer to the sunlight they require.
The correct answer would be D: Physical properties can be observed without changing the identity of a substance