Write equation to represent dissociation of sodium sulfate
Write an equation to represent the dissociation of Na2SO4 into ions in an aqueous solution. 5.3 grams of Na2SO4 are dissolved and diluted up to 350 ml. What is the final concentration of Na in moles/liter?
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An aqueous solution of copper(II) sulfate and an aqueous and an aqueous solution of sodium phosphate are mix together in a beaker. (a) write the balanced equation for the reaction that takes place, including all physical states.
An unknown molecule contains only iodine and fluorine, and it is 57.2% I by mass. What is the electron domain geometry of iodine in this molecule?
Calculate the degrees of unsaturation in a compound with the molecular formula C3H6 and draw two possible structures, including hydrogen atoms, for the formula.
Match the element to the subshell containing unoccupied or partially occupied orbitals. Rubidium Vanadium Boron Uranium Tungsten Magnesium A. 5d B. 2p C. 5f D. 3s E. F. 4s G. 3d H. 4d I. 5s J. 2s K. 4p
Clove oil is produced by steam distillation of cloves. We use basic extraction to leave behind most of the other organic products in the clove oil.
Calculate the pKa value of the acid and determine the number of moles of acid initially present. b) When the reaction is complete, what is the concentration ratio of conjugate base to acid
A gas sample is heated from -20.0oC to 57.0oC and the volume increased from 2.00L to 4.50L. If the initial pressure is 0.126 atm, what is the final pressure?
how many grams of CaCl2 are needed to make 638.2 grams of a solution that is 28.5% (m/m) calcium chloride in water
Write a balanced equation for the reaction that occurs when hydrogen sulfate ion behaves as a Brønsted-Lowry acid in water.
A mass of 0.0600 g of magnesium metal is completely reacted with excess hydrochloric acid. Write the balanced equation to answer the question. What volume of the gas at STP would be produced
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