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Why is it important in gravimetric analysis to add an excess amount of precipitating ions to a solution containing an analyte
4 answers
asked by
Morgan
998 views
In the roasting of zinc ore, the total enthalpy for the reactants is -412.0 kJ and the total enthalpy for the products is
3 answers
asked by
Morgan
607 views
If the internal energy of an object remains constant, which of the following statements is true regarding the object's potential
4 answers
asked by
Morgan
1,419 views
Two objects A and B have the same mass and the same specific heat. Object A is heated from 30°C to 70°C and object B is cooled
4 answers
asked by
Morgan
1,995 views
What is Gibbs free energy?
A. The energy lost as heat to the surrounding molecules B. The usable energy released or absorbed by a
3 answers
asked by
Morgan
1,156 views
When is there a need to determine G?
A. When H > 0 and S = 0 B. When H > 0 and S > 0 C. When H = 0 and S < 0 D. When H > 0 and S
1 answer
asked by
Morgan
272 views
Why is the process of examining enthalpies of a reaction helpful?
A. It helps in determining how a reaction occurs spontaneously.
2 answers
asked by
Morgan
1,005 views
What will be the result of a reaction if its enthalpy change is positive, its entropy change is negative and Gibbs free energy
2 answers
asked by
Morgan
522 views
why can't gravimetric analysis be used to determine the concentration of sodium nitrate (NaNO) in a solution?
I think the answer
3 answers
asked by
Morgan
1,990 views
