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bazaltina [42]
3 years ago
13

The ph of a certain orange juice is 3.36. calculate the h ion concentration.

Chemistry
1 answer:
Citrus2011 [14]3 years ago
6 0
PH=-log[H⁺]
[H⁺]= 10^{-pH} =10^{-3.36} =4.36*10^{-4}M
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Read 2 more answers
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Explanation :

In this problem we assumed that heat given by the hot body is equal to the heat taken by the cold body.

q_1=-q_2

m_1\times c_1\times (T_f-T_1)=-m_2\times c_2\times (T_f-T_2)

where,

c_1 = specific heat of iron =  560 J/(kg.K)

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m_2 = mass of water = 40 g

T_f = final temperature of water and iron = ?

T_1 = initial temperature of iron = 352^oC=273+352=625K

T_2 = initial temperature of water = 20^oC=273+20=293K

Now put all the given values in the above formula, we get:

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T_f=537.12K

Therefore, the final equilibrium temperature of the water and iron is, 537.12 K

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