Define the concentration of na

Reference no: EM13319527

The concentration of Na^+ in a 0.73 M Na2CO3 solution is: (Assume complete dissaciation) A. 0.43 M B. 0.88 M C. 1.02 M D. 1.28 M E. 1.46 M

Reference no: EM13319527

Questions Cloud

What is the maximum amount of loans that can be created from : Suppose Fred deposits $8,000 in cash into his checking account at the Bank of Bonzo. The Bank of Bonzo has no excess reserves and is subject to a 5 percent required reserve ratio.

Calculate the water content and dry density of the clay : clay was extracted from a soil sampling tube to form a cylindrical sample 100 mm in diameter and 100mm in length.the sample was weighed in its natrual moist state and found to have a total mass of 1531g.

Define the hydration of carbon dioxide : The hydration of carbon dioxide (add water to CO2) produces carbonic acid and is part of the equilibrium that controls carbon dioxide levels in the blood during respiration of vertebrate organisms. How can this reaction be explained using the Lewi..

Find the current in the coil : the magnetic field 7.5 cm directly above the center of a 25 turn coil of radius 15cm is 0.80 mT. Find the current in the coil

Define the concentration of na : The concentration of Na^+ in a 0.73 M Na2CO3 solution is: (Assume complete dissaciation) A. 0.43 M B. 0.88 M C. 1.02 M D. 1.28 M E. 1.46 M

Explain potassium benzoate c6h5coo-k+ acidic : Is a 0.15M solution of potassium benzoate C6H5COO-K+ acidic, basic, or neutral? Calculate the pH. The Kb for benzoic acid is 1.5 X 10-10.

What is its kinetic energy at the low point : At the low point in it swing, a pendulum bob with a mass of 0.46 kg has a velocity of 2.2 m/s. What is its kinetic energy at the low point

The process of developing and implementing ergonomics : Through the process of developing and implementing their ergonomics programs these persons have gained a good working knowledge of the ergonomic risk factors that are most likely to be present in their workplaces.

State what is the ph at the equivalence point : Exactly 100 mL of 0.15 M HNO2 is titrated with a 0.15 M NaOH solution. What is the pH at the equivalence point. The Kb of NO2- is equal to 2.2 x 10-11.

User Account

All Pages