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Consider the oxidation of sodium metal to sodium oxide described by the balanced equation: 4 Na + O2 %u2192 2 Na2O. What is the theoretical yield of Na2O in grams from 9.0 mol of O
Glucose Isomers, When glucose is placed in water two stereoisomers are formed, one with the new OH on the opposite side of the ring than the 6th carbon
You have given some aqueous solutions as a. LiClO4 b. HClO c. CH2CH3OH d. HClO4 e. HNO3 you just need to Classify each of the given aqueous solutions as a weak electrolyte, non electrolyte, or strong electrolyte ?
1 mole of a hydrocarbon of formula CnH2n was burned completely in oxygen producing carbon dioxide and water vapour only. It required 192 g of oxygen. Work out the formula of the hydrocarbon.
A 62g piece of ice at 0 degree celsius is added to a sample of water at 9 degree celsius. All of the ice melts and the temperature of the water decreases to 0degree celsius. How many grams of water were in the sample ?
A 50.00-mL sample of groundwater is titrated with 0.0800 M EDTA. Assume that Ca2 accounts for all of the hardness in the groundwater. If 12.80 mL of EDTA is required to titrate the 50.00-mL sample, what is the hardness of the groundwater in molari..
write the full mechanism and balanced equation for the reaction of horseradish peroxidase as an enzyme
A solution was prepared by mixing 70ml of 4.00 mol/L HCl and 30.0 mL of 8.00 mol/L HNO3. Water was then added until the final volume was 500ml. What is the [H+] and what is the pH ?
A precipitate resulted when the solution was treated with 6M sodium hydroxide. The precipitate dissolved in ammonia, giving a royal blue solution
Calculate the amount of heat required to completely sublime 78g of solid dry ice at its sublimation temperature. The heat of sublimation for carbon dioxide is 32.3kJ/mol .
What maximum length of aluminum foil can be made from 1.10 kg of aluminum?
Assume the radius of a neutron to be approximately 1.0; times ;10^{ - 13} {rm cm}, and calculate the density of a neutron.
If the titrant has a molarity of 0.2750 M and there are 5.00 mL of analyte present, what is the molarity of the analyte
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