Answer:9
Explanation:
F is Flourine on the periodic table; the atomic number of Flourine is 9
caution: when you say “20 F” your meaning is unclear. regardless of what you mean, though, the atomic number of F is 9
Given :
0.26 mole of and 0.35 L of water.
To Find :
The molarity of a solution of made by mixing 0.26 mole of potassium
phosphate with water up to 0.35 L .
Solution :
We know, molarity is given by :
Therefore, the molarity of solution is 0.743 M.
<span>55) Answer==> <span> the solid has less entropy
56) </span></span><span>Answer==> <span>22.2g produces more heat than 11.1g when dissolved
57) </span></span><span>Answer==> <span>the solution has a higher boiling point
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Answer: An air mass that originates over land in Central America is most likely<em><u> warm & dry.</u></em>
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