Answer:
B. 9
Explanation:
The formula of the compound is given as:
9NaCl
Coefficient is the number before the compound. The compound here is made up of sodium and chlorine.
Therefore, we have 9 as the coefficient and it is 9 moles of NaCl.
- The compound have 1 atoms of Na
- Also 1 atom of Cl
Note, NaCl is an ionic compound.
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Gas<span> molecules </span>diffuse more<span> quickly </span>than<span> liquid and solid molecules </span>because<span> there is</span>more<span> free space between </span>gas<span> molecules, which gives them </span>more<span> room to move. This causes the molecules to bounce against each other and increases the rate of diffusion. The molecules in liquid are much closer together </span>than<span> those in </span>gas<span>.</span>
Answer:
Lystrosaurus fossils are just found in Antarctica, India, and South Africa. Like the land abiding Cynognathus, the Lystrosaurus would have not had the swimming capacity to navigate any sea. Advanced portrayal of the Glossopteris. Potentially the main fossil proof found is the plant, Glossopteris.
Explanation:
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