Questions by ToddPamphlet

0 votes

1 answer 27 views

Determine the activation energy for the electrochemical reaction between zinc and copper (II) sulfate solution, given that the rate constant is 2.8 x 10^-3 s^-1 at 298 K and 8.7 x 10^-3 s^-1 at 308 K.

asked 1 day ago in ElectroChemistry

0 votes

1 answer 49 views

What is the concentration of an HCl solution if 25.0 ml of the solution requires 35.0 ml of 0.10 M NaOH solution to reach the endpoint of titration?

asked 6 days ago in Analytical Chemistry

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1 answer 53 views

A chemistry student wants to know the equilibrium constant for the reaction between nitrogen and hydrogen to produce ammonia. If the initial concentration of nitrogen is 0.2 moles/L, the initial concentration of hydrogen is 0.1 moles/L, and the equilibrium concentration of ammonia is 0.3 moles/L, what is the equilibrium constant for this reaction?

asked Jan 22 in Chemical reactions

0 votes

1 answer 23 views

How is a positive correlation represented on a scatter plot?

asked Jan 16 in Psychology

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1 answer 19 views

What mineral that occurs in bones helps combat osteoporosis?

asked Jan 7 in Science

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1 answer 50 views

What do craters and rifts become when they fill with water?

asked Jan 6 in Science

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1 answer 23 views

The electronegativity of an element increases with increasing of what state?

asked Jan 2 in Science

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