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Which of the following reactions are redox reactions? For those reactions that are redox reactions, identify the substance being oxidized and the substance being reduced.a. Zn(s) + CoCl2(aq) ------> ZnCl2(aq) + Co(s)b. HI(aq) + NaOH(aq) -------> H2O(I) + NaI(aq)c. AgNO3(aq) + NaCI(aq) --------> AgCI(s) + NaNO3(aq)d. 2 K(s) +Br2(I) --------> 2 KBr(s)
The burning of 80.3 g of SiH4 at constant pressure gives off 3790 kJ of heat. Calculate ?H for this reaction.
Calculate the amount of heat trasnferred when 3.55 g of Mg(s) reacts at constant pressure. 2Mg(s) + 02(g) ---> 2MgO(s) heat= -1204kJ
How can one decompose superabsorbent polymers? That is how can one make the dry crystals smaller?
15.0 ml of a 0.1075 M NaOH solution are required to neutralize 15.00 mL of a sulfuric acid solution. What is the concentration of the sulfuric acid solution
If 2.5 mol of ethylene oxide are decomposed at 93 degrees C, what will be the final temperature of the products? The heat capacity of the products is 110.13 J/ molC.
Draw the corrct structure(s) for 2-chloro-2,3-dimethylpentane. Show stereochemistry clearly. Explicitly draw all four groups,
How does the collision theory account for the dependence of rate on the concentrations of the reactants?
A container is filled with C2H6O until its concentration reaches 1.375 mol. How many minutes will it take for 71.5 percent of the C2H6O break down?
What is the density if carbon dioxide gas at -25.2° C and 98.0 kPa
Calculate the mass of zinc iodide formed when you have 1.o grams of zinc metal and 1.0 grams of iodide crystals
How many moles of carbon monoxide are present in the product gas. How many moles of water vapor are present in the product gas. How many moles of oxygen are present in the product gas. How many moles of nitrogen are present in the product gas.
Use the following balanced equation for the problem below: 2HCl + Na2CO3 = 2NaCl + CO2 + H2O If 35.0 gm of Na2CO3 is reacted with 18.0 gm of HCl, how many grams of CO2 are produced
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