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Is the reaction between hydrochloric acid and sodium bicarbonate exothermic or endothermic?
Explain a rigid 8.20 L flask contains a mixture of 2.50 moles of H2, 0.500moles of O2 and sufficient Ar thus that the partial mixture of Ar in the flask is 2.00 atm. The temperature is 127 degrees Celcius.
Question- Robinson predicted a carbocation intermediate in the addition reaction of an alkene and CL2. What experimental evidence contradicts this mechanism
A gaseous compound containing hydrogen and carbon is decomposed and found to contain 82.66% carbon and 17.34% hydrogen by mass. The mass of 158 of the gas, measured at 556 and 25 , is found to be 0.275.
i in co2 the first excited vibrational level is 30 kjmol above the ground level. calculate the population in the first
Oxygen gas as well as potassium chloride can be created by heating potassium chlorate in the presence of manganese dioxide as a catalyst. Explain how many moles of oxygen gas would be obtained from 1.3g of potassium chlorate
If 4 L of methane is burned in excess oxygen, define what volume of water is produced. Presume that the temperature of the reactants and products is 25ºC and the pressure of the system remains constant at 1.0 atm.
can someone please help explain why the negative slope of thesolid liquid line in the h2o phase diagram is unique?
How many mass does CuSO4 needs
calculate the molarity of 52.56 grams of al2so43 in 1.80 l of
An equilibrium mixture for the reaction above contains [H2] = 0.150 M, [I2] = 0.350 M, and [HI] = 0.500 M. What is the value of the equilibrium constant, Kc, for the reaction?
Started with the following chemical Na2O3+H3PO4= NAPO4+H2o +Cr2, find the limiting reagent if you started with 450ml of 2.65 Na2O3 and 88 grams of H3PO4, what is the maximum amount of grams you can make of NaPO4? how many grams of other starting m..
What is the maximum work you can obtain from 16.0 g of nickel in the following cell when the emf is 0.89 V? Ni(s) | Ni2+(aq) || Ag+(aq) | Ag(s)
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