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What is the charge on cation formed from the following elements? For those elements that form more than one cation, indicate the ionic charges most commonly observed.
1. Gallium
Express your answer as an ion(s) separated by a comma.
2.NickelExpress your answer as an ion(s) separated by a comma.
3.CopperExpress your answer as an ion(s) separated by a comma.
4.Strontium
Consider the reaction of 5.0 moles of CS2 and 3.0 moles of NaOH according to the following reaction 3 CS2 + 6 NaOH -> 2 Na2CS3 + Na2CO3 + 3 H2O.
The project is to design a mixing vessel that mixes two liquids described below and cool them down from a high temperature to a lower one.
Consider the titration of 30 mL of .025 M NH3 with .025 M HCl. Calculate the pH after the following volumes of titrant have been added.
State the net-ionic equations for the reactions involved in the testing of each of the anions.
A sediment sample of clay was equilibrated with ammonium ion (NH4+). The ammonium ion was then displaced with Na+. The total amount of ammonium that had been adsorbed.
At what temperature will the chemical reaction be in equilibrium with the following values. DH = +62.9 kJ and DS = +132.9 J/K. At what temperature will DG = 0.00 kJ?
what is the temperature of a gas if 5.0 moles of the gas occupy a 10 liter container at a pressure of 2.5 atm?
When a bulkheterojunction organic solar cell was irradiated with monochromatic light of 8 mW/cm2, it showed the short circuit photocurrent of 3 mA/cm2. Find at which wavelength (nm) the monochromatic light was irradiated. The external quantum effi..
calculate the force of attraction in n between a cation with a valence of 4 and an anion with a valence of -1 the
How much of a 500 mL bottle of 1.00 molar KCl solution should be diluted with deionized water to give 200.0 mL of a 0.100 molar solution that is required for an incredibly expensive enzymatic analysis
In a healthy wild type animal the Km (KT) of the glucose transporter (GLUT2) present in liver cells is 15 mM. What would happen to glucose transport in the liver cells of animal that expressed only a mutant GLUT2 protein with a Km of 1mM
aliquot of the HCl solution required 13.98 mL of 0.08485 M potassium permanganate (KMnO4) to reach the purple endpoint. A blank required 0.08 mL. Balance the reaction below and determine the percent WO3 in the ceramic sample.
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