Answer: Atmosphere
Explanation:
if a scientist wants to predict the weather, they should most directly study Atmosphere.
Answer:
We are given
→
upon balancing we get
→
we observe that for each 1 mole of I2(g) 26.5kJ of energy is evolved
so the Balanced Thermochemical equation will be
→
Considering that copper occupies Group 11, the ionic compound with a transition metal in it is c. CuSO₄.
<h3>What is a transition metal?</h3>
A transition metal is any of the set of metallic elements occupying a central block (Groups 3–12) in the periodic table. The differential electron occupies a d subshell.
Which of the following ionic compounds has a transition metal in it?
- a. KOH. No, K occupies Group 1.
- b. Cs₂S. No, Cs occupies Group 1.
- c. CuSO₄. Yes, Cu occupies Group 11.
- d. MgCl₂. No, Mg occupies Group 2.
The ionic compound with a transition metal in it is c. CuSO₄.
Learn more about transition metals here: brainly.com/question/2426896
Answer : Carbon tetrachloride, will show the greatest freezing point lowering.
Explanation :
For non-electrolyte solution, the formula used for lowering in freezing point is,
where,
= lowering in freezing point
= molal depression constant
m = molality
As per question, the molality is same for all the non-electrolyte solution. So, the lowering in freezing point is depend on the only.
That means the higher the value of , the higher will be the freezing point lowering.
From the given non-electrolyte solutions, the value of of carbon tetrachloride is higher than the other solutions.
Therefore, Carbon tetrachloride, will show the greatest freezing point lowering.
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