Answer:
will be not soluble in water
Explanation:
LiOH is a strong base. Hence it gets completely dissociated in aqueous solution.
is a strong electrolyte. Hence it gets completely dissociated in aqueous solution.
is a strong electrolyte. Hence it gets completely dissociated in aqueous solution.
is a strong electrolyte. Hence it gets completely dissociated in aqueous solution.
is a sparingly soluble salt. Hence it is not dissociated and hence dissolved in water. This is due to the fact that both
and
ions are similar in size. Hence crystal structure of
is quite stable. Hence
is reluctant to undergo any dissociation in aqueous solution.
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The correct answer is C
Each shell can contain only a fixed number of electrons. The first energy shell around a nucleus can hold up to 2 electrons. Then the second shell can hold up to 8 eletrcons.
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Answer:
is the length of floor plan with an area of 8q and how to use the pool to use the pool to use the pool to use the pool to to use the the pool to use to grind a grind and with a diameter of 3m and a ads a see if this is a is possible required for a quiz night or a going up with a diameter question to for Filipinos nga ba eh nga ba eh nga maganda sa at ang the night when we get the chance to watch it ⌚ and it's just the first time six 6⃣ and we have all been the best proud of of the music that music has ever made it a good
Answer:
90.71%
Explanation:
From the equation of reaction:

1 mole of salicylic acid requires 1 mole of methanol in order to produce 1 mole of methyl salicylate.
<em>mole = mass/molar mass</em>
1.6 g of salicylic acid = 1.6/138.121 = 0.012 moles
15 g of methanol = 15/32.04 = 0.47 moles
<em>Salicylic acid is the limiting reagent and hence, 0.012 moles of methyl salicylate would be produced according to the mole ratio above.</em>
0.012 moles of methyl salicylate = 0.012 x 152.1494 = 1.83 g
The theoretical yield of methyl salicylate is 1.83 g while the actual yield is 1.66 g.
<em>Percentage yield = actual yield/theoretical yield x 100%</em>
1.66/1.83 x 100% = 90.71%
Answer:
C. The reaction rate at known reaction concentrations
Explanation:
The rate of a reaction is the measure of the speed of a chemical reaction. To find the rate constant of a reaction, the concentration of the reactants must be known.
- Reaction rate is directly proportional to the concentration of the reactants.
- The quantitative relationship between the rate of a reaction and the concentrations of reactants is expressed as the rate law.
- From this we can deduce the rate constant.