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Calculate [H+] in a solution containing 3.20 g of HNO3 in 250 mL of solution. Nitric acid is a very strong acid.
Vitamin D3 Vitamins are chemicals required by humans in small amounts and are not made within our bodies. Such chemicals must therefore be acquired from ones diet
Which has the highest vapor pressure?
sodium chloride is added to the water-cyclohexanone diethyl ether mixture. Explain how the addition of sodium chloride aids in isolation of the cyclohexanone product.
How many moles of methane are produced when 85.1moles of carbon dioxide gas react with excess hydrogen gas
Discuss in detail the healthcare applications of chemical reactions. Which chemical reactions would you consider to be of importance to healthcare professionals? Why? In which situations are these chemical reactions useful to healthcare professiona..
Calculate ?Grxn at 298 K under the conditions shown below for the following reaction. 3O2(g)--> 2O2(g) ?G°=326 kJ P(O2) = 0.41 atm, P(O3) = 5.2 atm
If 55.0 ml of ethanol (density=0.789 g/ml) initially at 8.0 C is mixed with 55.0 ml of water (density= 1.0 g/ml)ninitially at 28.6 C in an insulated beaker and assuming no heat is lost, what is the final temperature of the mixture
72 ml of a 1.70 m solution is diluted to a volume of 288 ml.a 144 ml portion of that solution is diluted using 149 ml
Problem- Two 20.0mL samples, one 0.100 MHCl and the other 0.100 MHF, were titrated with 0.200 MKOH. Answer each of the following questions regarding these two titrations.
What is the pH of a solution that results when 0.010 mol of HNO3 is added to 500mL of a solution that is 0.10M in aqueous ammonia and 0.20M in ammonium nitrate. Assume no volume change and the Kb for NH3 =1.8*10^-5
Problem- Calculate the Energy (in J/mol) and Constant-Volume Heat Capacity and Constant-Pressure Heat capacity (in J/mol*K) for the following gas molecules at 298K using the Equipartition Theorem.
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