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What is the expected Nernst responce, in mV, for each decade change in the gydrogen ion concentration for a glass electrode when the solution it is immersed is in 3.252 C
What amount of the excess reagent remains after the reaction is complete in grams?
H2(g) + F2(g) 2HF(g) H = -542 kJ How many grams of H2(g) would have to react to produce 197 kJ of energy?
Calculate the theoretical yield of C_2H_5Cl when 127 g of C_2H_6 reacts with 250 g of Cl_2, assuming that C_2H_6 and Cl_2 react only to form C_2H_5Cl and HCl.
CH3OH burns in oxygen (O2) to from carbon dioxide (CO2) and water(H2O). Equal masses of ten grams of gaseous CH3OH and O2 are placed in an evacuated flask of five litres at the temperature of 25 degrees celsius.
Calculate the mass in grams for a sample of Al that absorbs 1.70kJ when the temperature increases from 56 degree Celsius to 177 degree Celsius?
If 20.0mL of 0.00200 M Fe(NO3)3 is diluted to 50.0mL, what is the concentration of Fe+3 in the diluted solution?
What steps do you think need to be taken to prepare the blood sample so that it will be amenable to this type of analysis?
What mass in grams of carbon dioxide is produced if 85.0 mol of magnesium carbonate, MgCO3, are heated and allowed to decompose according to this equation? MgCO3(s)--> MgO(s) + CO2(g)
sulfur dioxide is an unwelcome result of burning soft coal in power plants. Some of the sulfur dioxide ends up as sulfuric acid ( H2SO4) in acid rain.
An unknown gas is found to effuse at a rate that is 1.864 times faster than Br2 at the same temperature. What is the identity of the gas.
Propane gas (C3H8) is used as a fuel in rural areas. How many liters of C02are formed at STP by the complete combustion of the propane in a container with a volume of 15.0 L
Alkynes can be hydrated in the presence of acid and HgSO4, by electrophilic addition of a molecule of water to the triple bond.
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