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xxMikexx [17]
4 years ago
11

5. Give one advantage of KIO3 as primary standard.​

Chemistry
1 answer:
alexdok [17]4 years ago
8 0

Answer:

one advantage of KLO3 as a primary standard is that it is used to know concentration of a solution.

Explanation:

The reaction provides confirmation that the solution is at a specific concentration. Primary standards are often used to make standard solutions (a solution with a precisely known concentration

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Consider molecular, complete ionic, and net ionic equations.
8090 [49]

Explanation:

(a) The molecular equations shows the equation in which all the species of the reactants and the products are in molecules and the net charge is zero.

The complete ionic equations shows the equation in which all the species of the reactants and the products are in dissociated form and are represented as ions.

The net ionic equations shows the equation in which all the species of the reactants and the products are in dissociated form and do not show the spectator ions which are same in the reactants and the products.

(b) If there is no spectator ions in the reaction, then the complete and the net ionic equations would be identical.

3 0
3 years ago
1.2 What type of bonding occurs when hydrogen form a diatomic molecule?​
Irina-Kira [14]

Answer:

I think it is covalent bonding...

Explanation:

The bonding is covalent in homonuclear diatomic molecules. Each atom in the molecule has the same electronegativity, which means electrons are shared equally between the two. The electronegativity of the atoms in heteronuclear diatomic molecules varies, and these molecules have polar covalent bonds. A dipole is formed when a molecule interacts with another molecule. (i think it's covalent bonding but i might be wrong)

hope this helps...

8 0
3 years ago
Read 2 more answers
A 500 mL sample of 0.5 M NaOH at 20 C is mixed with an equal volume of 0.5 M HCl at the same temperature in a calorimeter. The t
Pepsi [2]

Answer: Heat of reaction ∆H = -13.43kJ

Explanation:

The number of moles of NaOH = the number of moles of HCL = N

N = concentration × volume= CV = 0.5M × 500mL/1000ml/L

N= 0.5 × 0.5= 0.25mol

Since the Molar enthalpy is given by Hm = -53.72kJ/mol

Heat of reaction ∆H = N×Hm

∆H= 0.25mol × -53.72kJ/mol = -13.43kJ

Heat of reaction ∆H = -13.43kJ

5 0
3 years ago
A kilogram is an SI unit. Which quantity might you measure in kilograms? temperature
jonny [76]
The quantity that you would measure in kg, is mass.
4 0
3 years ago
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Which statement correctly describes a reaction in dynamic equilibrium?
Andre45 [30]

Answer:

The answer is B - At dynamic equilibrium, the reactions continue but the amounts of reactants and products do not change.

Explanation:

got it right on Edge

4 0
3 years ago
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