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50.0 mL of 0.50 M AgNO3 is added to 0.50 mL of 0.75 M NaCl in a constant pressure calorimeter. The temperature changes from 23.0 °C to 31.5 °C.
Calculate ΔH of the reaction per mole of AgCl produced. Assume the density of the solution is 1.00 g/mL and the specific heat is 4.184 J/g °C
Imagine that you have a 5.50 gas tank and a 4.00 gas tank. You need to fill one tank with oxygen and the other with acetylene to use in conjunction with your welding torch.
What would be the pH of a 3x10-4 M solution of acetic acid (CH3COOH) given its acid dissociation constant Ka = 10-4.75? What are the concentrations of CH3COOH and CH3COO-
using henderson hasselbalch calculate the ph of .5 L of 2.0M solution of nitrous acid, HNO2 that also contains 140g of nano2 (MM=70g/mol)
What mass of NaCl must be dissolved in 65.0 grams of water to lower the freezing point by 7.50 °C? The freezing point depression constant, Kfp, for water is -1.86 °C/m.
Adrenaline contains 56.79% carbon, 6.56% H, 28.37% O, and 8.28% N by mass. What is the empirical formula
Create a procedure of not more than 5 steps that you think will work to compare the efficiency of the light emitted by an incandescent light bulb to that emitted by a fluorescent light bulb. Make sure to mention all the variables you think you'll ..
celcius of a solution prepared by dissolving 0.0550 mole of a sodium acetate in 1.00 L of 0.250 M acetic acid.
a 2.30-g sample of a large biomolecule was dissolved in 16.0 g of carbon tetrachloride. the boiling point of this
Write the simplest balanced equations, and find the actual relative masses of the elements. Explain your reasoning.
Predict the product that is formed when methyl 2-(3-oxocyclohexyl)acetate undergoes
A car travels at 51.0 miles per hour and gets 12.0 kilometers per liter of gasoline. How many gallons of gasoline are needed for a 5.00 hour trip
Calculate the amount of heat to remove from 5 pounds of 232 degrees steam to create 5 pounds of 162 degrees water.
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