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ANTONII [103]
3 years ago
11

What is Ka for HNO2(aq)

Chemistry
2 answers:
guajiro [1.7K]3 years ago
7 0
The correct answer is B
Sergio039 [100]3 years ago
3 0

Answer:

I'm not sure if it's c I might be wring

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PLEASE HELP ME
Andru [333]

Answer:

P4O10 + 6H2O → 4H3PO4

so 1,6,4

7 0
3 years ago
Write the dissociation of hydrosulfuric acid
Vesnalui [34]

Answer:

Explanation:

Hydrosulfuric acid (H_2S) is considered a 'weak acid." It dissociates in water according to this reaction: H_2 S(aq) + H_2O(t) HS^-(aq) + H_3O^+(aq) k_a = 9 times 10^-8 Hydroiodic acid (HI) is considered a "strong acid".

7 0
3 years ago
An endothermic solution process is described by which of the following?
Temka [501]

Answer:

a. ΔΗ > 0, solution feels cold

Explanation:

Hello,

In this case, endothermic process are those in which we can find that the products have more energy than the reactants, therefore energy is absorbed, for which the following equation:

\Delta H=\Delta H_{products}-\Delta H_{reactants}

Must be greater than 0 (positive) thereby, for a solution process we find that the solution feels cold, in such a way, answer is a. ΔΗ > 0, solution feels cold.

Regards.

4 0
3 years ago
Are the properties of sodium and chlorine the same as sodium chloride
vladimir2022 [97]
No, they are both different
6 0
3 years ago
How much heat is needed to raise the temperature of a 5.0 gram block of aluminum from 22.0°c to 37.0°c?
Reptile [31]
You'll need the specific heat capacity of aluminium to solve this question.
H=(0.005)(37-22)(specific heat capacity of aluminium)

3 0
4 years ago
Read 2 more answers
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